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4-h aerodynamic properties air flow animal health abatement aerodynamics air ionization animal housing abrasion air jet absorbance aerosols air pollution animal power absorption aerosol sprayers air quality animal wastes accelerated testing aflatoxin air sparging animal welfare accelerometer africa air speed anthropometric dimensions accident prevention aggregate air stream antioxidant accidents agricultural air temperature apex model accuracy agricultural aviation Alabama apparatus acetaldehyde agricultural chemicals Alaska apple juice acid alcohol apples acidity industralfalfay application acoustic agricultural management algae application equipment acoustic profiling algae culture application rates acoustic properties agricultural products algorithms application to land acquisition agricultural allocation applicators acru2000 agricultural runoff almonds approach activated carbon agricultural wastes alternate appropriate technology active agricultural workers alternative apricots activity alternative substrates adaptive neuro-fuzzy inferenceag rochemical aluminium aquatic additives agro-industrial ammonia arabica adhesion air ammonia emission area adhesive air approach velocity anaerobic arid adjustable air assisted sprayers anaerobic digesters arizona adjuvants air blast anaerobic digestion arkansas advance air-blast chilling anaerobic treatment arrhenius type equation aeration airborne analog articulated aerator airborne imagery analysis artificial aerial air-carrier sprayer anchor artificial neural network aerial application air conditioners anemometers ASABE aerial photography air conditioning angle asae aerial sprayers aircraft angle of incidence asia aerial spraying air dispersion modeling animal asparagus aerobic air drying animal behavior asphalt aerobic treatment air filters animal breeding assay

© ASABE 1/19 Rev 03/22/21

assessment barley biokinetics briquettes atlantic salmon barn drying biological briquetting atmosphere barns biological control broadleaf atmospheric stability barrier biological filtration broccoli atomization basin biological indicator broiler atomizers basin irrigation biological treatment broiler houses atrazine batch biology broilers attachment batch driers biomass brooding attenuation battery cages biomaterial brown rice aubergines beam bioreactors bruises augers beam slenderness ratio biosensor bruising australia beans biosolids brush control automated bearing capacity biotechnology brush cutters automated harvesting bearings bivalvia brushes automated sampling bed blackberries brushing automatic bedders black currants brussels sprouts automatic cluster removal bedding black pepper bt automatic control beds blades bt corn automatic feed dispensers beef blanching bubble automatic guidance beef manure blankets bucket automatic steering beetroots blend buckets behavior blockage buckwheat automobile beliefs blowers buffalo autonomous navigation belt blueberries buffer autoregressive model belt conveyors BMPs buffers availability bench boats buffer strip average air temperature bending body temperature building avocados benefit boiler building construction axial benthic macroinvertebrates boll building materials axles berry bone bulbs bacillus thuringensis best management practices books bulk bacteria bezier curve booms bulk density bacterial detection bifidobacterium longum border bulk solids bagasse bins border irrigation bulk storage bag silo bin wall bowen ratio bulldozers balance bioassessment boxes bullock balers biodegradable boysenberries bunker bales biodegradation brain tumors burners baling biodeterioration brakes burning ballast biodiesel braking button mushroom bamboo shoots bioenergy bran buyers- guides bananas bioengineering brazil buyers’ band placement biofilter brazil nuts bypass Bangladesh biofuels breadfruits byproducts bark biogas breakage cab barking biogas potential breakdown cabbage

© ASABE 2/19 Rev 03/22/21 cabbages catalytic chemical pollution clay cable catching frames chemical preservation clay liner cable methods catfish chemical properties cleaners cableways cattle chemical treatment cleaner waste cabs cattle housing chemigation cleaning cad cattle manure chemiluminescence cleaning and sterilizing cages cattle production cherimoyas clearance zone calculation cattle slurry cherries clementines calf cauliflowers chestnuts climate calibration cause chick climate change California caves chicken climate models calipers cavitation chickpeas climate variability calorimeters ceilings chicory climatic change calorimetry celeriac childhood cancer climatology CALPUFF celery child labor climatology calyx cell children climbing devices Canada cellulose Chile clod crushers canal cellulose acetate chilis clods candida rugosa lipase cement chilling clogging cann center of gravity chinese cabbage closed systems canola center pivot irrigation chinese rice wine clothing canola centralized anaerobic digestionchip clovers canola oil centrifugal chipping clusters canopy centrifuges chiseling clutches canopy volume reduction ceramics chisels coagulation capacitance cereals chitting coarse fragment capacity ceres-maize chives coastal areas capillary ceres-wheat chloride mass balance coatings capsicum certification chlorophyll cob carambolas CFD chop cocoa caraway CFD simulation chop length cocoa beans carbon chaff chopped coconuts carbon dioxide chains choppers code carbon dioxide enrichment chainsaws chopping codling moth carcass disposal chamber chromatography coefficient of variation carcasses change chromium coffee carcinogenic problems channel erosion chrysanthemums coffee industry cardamoms channels chutes cogeneration carnations characteristics cinnamon cognitive carobs characterization circuit cohesion carrier charge citrumelos coir carrots charging citrus coix case-control study cheese citrus fruits cokriging case studies cheese whey cladding cold cashews chemical clamps cold storage cassava chemical degradation classification cold weather

© ASABE 3/19 Rev 03/22/21 cold zones concentrates controlled atmosphere cottonseed oil collection concentration controlled atmosphere storagcoulterse collection efficiency conceptual controlled droplet applicationcount collectors concrete controlled environment counterflow driers color concurrent flow driers controlled traffic counters Colorado condensation controllers couplings colorimetry condensers controlling course column condition controls coverage combination condition-based monitoring convection cover combined heat and power conditioner convection driers covering combine drills conditioning convective covers combine harvesters conduction conversion cowpeas combing conductivity converter cows combustion cone conveyor driers cow trainers comfort cone index conveyors cracking communication conferences cook cracks community confined cooked crambe oil community development confined cooked ham cranberry compaction confinement cooked meats cranes comparison conical cooking crashes compasses conifers cool climate crates competition connecticut coolers crawler complementary relationship connection cooling crayfish complex permittivity connectors cooling systems creep component conservation cooperation cress composite sampling conservation tillage cooperative criterion composite wood i-joist construction cooperatives critical composition consulting coppicing critical buckling load composting consumption copra critical buckling moment composts contact core samplers critical height of rops compounds container cork critical shear stress compressibility container grown corn crop compression containers corolla crop evaporation computation containment correlation CROPGRO computational fluid dynamicscontaminated corrosion cropgro soybean computational methods contamination corrosion protection crop husbandry computed tomography content corrosion resistance crop management computer aided design content corrugated crop models computerization continuous driers cost analysis cropping computer model continuous-flow reactor cost benefit analysis crop production computers continuous roll cost minimization crop residues computer simulation contraction costs computer software contractors cotton crop simulation computer techniques control cotton ginning crop simulation model computer vision controlled cotton gins crop water requirements concaves controlled aeration cottonseed crop water stress index

© ASABE 4/19 Rev 03/22/21 crop water use data communication desiccants dirt tare cross flow dataloggers design discharge cross flow driers datalogging design calculations discolored cross-learning data processing desorption discrete fourier transform crushers date palm detachment discrete wavelet transform, crushing dates detection discriminate crust decanter detector discs cube decision making detention disease control cubes decision support deterioration diseases cubicles decision trees determination disinfectants cucumbers deck size develop disinfection cucurbitaceae decomposition developing disk culinary herbs decontamination development dispensers cultivation decorticators device dispersion cultivators deep bed driers dewatering displacement culture deep litter housing dexterity disposal cuphea deep percolation diagnosis dissolved oxygen curing deep tillage diameter distances current deer diaphragm distillation curriculum deethylatrazine dibbers distillers dried grain solubles curtain defect detection dibble distributed generation cushioning defects dielectric constant distribution cut flowers deflection dielectric loss factor distributors cut foliage deflector dielectric properties ditches cutter bars defoliation diesel emission domestic cutters deformation diesel engines double cutting degradation diesel fuel draft cuttings degree day diesel oil draft animal cycle dehumidification differential tank draft control cyclones dehydration differential scanning calorimetrdrayg cylinder deisopropylatrazine differentiation drainage daily Delaware diffusion drainage channels dairies delimbing diffusivity drainage systems dairy equipment demand digesters drainage water dendrometers digestibility drain layers dairy denitrification digestion drainmod dairy wastes density digger drain pipes damage density grids digital drains damping deposit digital elevation model drawbar power dams deposition dilatancy drawbars damsons depreciation dill driers data depth dimensional drift data acquisition and control dermatology dimensions drilling data analysis desalinization direction drills databases descriptors directories drinkers data collection deserts direct sowing drinking water

© ASABE 5/19 Rev 03/22/21 drip economy emitter ester driver ecosystem emitters esterification drives eddy correlation employment esters droplets edible fungi end effector estimating droplet size education endives estimation droplet studies EFDC energy estrus drought effect energy balance ET estimation methods drums effectiveness energy budget ethanol dryer effective thermal conductivityener gy conservation ethylene dry feeding effects energy consumption europe drying efficiency energy conversion european drying air effluents energy recovery eutrophication drying schedules egg production energy requirements evaluation dryland eggs energy resources evaporation DSSAT egg shape energy sources evaporative dual fuel eggshell engineer evaporative cooling dual wavelength egypt engineering evapotranspiration dual-wavelength sorting elastic engines excavators ducks elasticity enhanced morris method exchange duckweed electrical conductivity enrichment exclusion ducts electrical equipment ENSO exhaust durability electrical safety entanglement exhaust gases duration electric current environment expander durians electric fences environmental expansion durum electricity environmental control experience dust electricity generators environmental impact experiment dust control electricity supplies environmental protection expert systems dust extractors electric motors environmental sampling exploratory dusting electric power enzymatic dry-grind processinexplosiong dye plants electrification enzymatic process exposure dynamic air velocity electrochemical sensor enzyme extended kalman filter dynamic analysis electro hydraulic epic model extension dynamic flux chamber electrokinetics equation extra dynamics electromagnetic field equilibrium extraction dynamometers electromigration equine extractors e. coli electronic nose equipment extraneous matter e. coli O157:H7 electronics equipment performance extruder earth electroplasmolysis equity extrusion earth moving equipment electrostatic charging ergonomics faba beans earth tube elevators erodibility facility earthworms el niño southern oscillation erosion factories eco-friendly emblems erosion control factors emergence error failure economic analysis emergency erucic acid fallow economic evaluation emission escherichia coli family economics emissions essential oil plants fans

© ASABE 6/19 Rev 03/22/21 fennel flooding forestry machinery farm buildings fenugreek flood irrigation forestry workers farm dairy fermentation floor cooling forests farm equipment fertigation floors forest trees fertility florida forging farmers- attitudes fertilization flour fork lifts farming distributors flow forming farming systems flowers formula farm machinery fiber flow index forward speed farm management fiber optic flowing foundation farm model fiber plants flow meters four-h farm roads fiber quality flue-cured four wheel farms field crops fluent foxes farm safety field drying fluidized bed drying frame farm size field experimentation fluidized beds frames farmstead fields fluid mechanics free farm workers figs flume free-space transmission farmyard manure filling fluorescence free stall farrowing film fluorescent lamps freeze farrowing room filters fluorinated phenols freezing fatalities filter strips fluorometry frequency fatigue filtration fluxes fresh fats fine flys friction fattening finite difference foam front fatty acid finite element fodder front mounting fatty acid methyl esters finite element analysis fodder crops frost fault detection finland fogging frost protection feasibility studies firebreaks foliar spraying frozen conditions feature fire fighting food fruit fecal bacteria fire prevention food matrices fruit crops fecal coliform fires food pathogens fruit harvesting fecal contamination firmness food safety fruits feces first-order mass transfer food safety inspection fruit-set feed additives fish footing fruit trees feed dispensers fishes forage FTIR spectroscopy feeder mixer wagons fish farming forage blowers fuel consumption feeding fish farms forage conditioners fuel crops feed intake fish ponds forced-air cooling fuel injection feedlot emissions flail forced air drying fuel oils feedlots flame cultivators forces fuels feedlot surface flap force-to-weight ratio fuelwood feed mechanisms flax force-to-weight ratio fumigate feeds flexible forecast fumigation feed troughs floating cover forest outflow function felling flood forest roads fungi fences flood control forestry

© ASABE 7/19 Rev 03/22/21 fungus glazing growing media hazards furbearing animals GLEAMS growth hazelnuts furnaces glioma growth chambers header furnished cages global positioning systems growth rate health furrow irrigation globe artichokes growth stage health hazards furrow openers glossaries guards health protection furrows glycerin guavas health screenings fusarium goat housing guidance hearing future goats gully heat fuzzy c-means gooseberries H2O heat and mass transfer fuzzy logic GPS H2S heat balance FWA grabs hail heat conservation FWD graders hail protection heat consumption FYM gradient haircoat heaters gabor energy grading hairs heat exchangers gabor wavelets grafting half-cooling time heat flow gamma radiation grain ham heating gantries grain bin hammer heating systems grain legumes hammermill heat lamps garlic grain storage hand heat loss gas chromatography granular handbooks heat production gases granules handicapped persons heat pumps gas exchange grapefruits handles heat recovery gasification handling heat stress gates graphic handling machinery heat transfer gauges grasses hand tools heat transfer model gears grasslands hardening heat treatment generation grassland yield hardness height generators gravity harrowing helicopters genetic harrows hemp genetic programming green geographical distribution green ampt harvester hermetic geographical information systemsgreenhouse crops harvesters heterogeneous geometric harvesting high geometry green manures harvesting date high resolution Georgia grind harvesting losses high temperature driers geostatistics grinders harvesting robot hillside geothermal energy gripper harvest timing hiring gerbera gross hatcheries hispanic germany ground haulm destruction history germination ground drive haulm strippers hitches gin grounding Hawaii hoeing ginger groundnuts hay hoes ginning hay bale hog GIS groundwater haymaking holly glass grousers hazard abatement home

© ASABE 8/19 Rev 03/22/21 homogeneous hydrothermal process information iron honey hydroxyatrazine information systems irradiation honeydew melons hygrometers infrared driers IRRI hoppers hyperspectral infrared radiation irrigation hops hyperspectral imagery infusion irrigation channels horizontal hysteresis ingestion irrigation equipment horse ice cream injection irrigation requirements horseradish Idaho injectors irrigation scheduling horses identification injury irrigation systems horticultural crops Illinois inlet irrigation water illness innovation adoption irrigation water balance house illness inoculation isolation housing illumination inoculum ISO Standard housing systems image insect control isotherms HSPF image classification insecticides isotopes human image processing insect pests issues human power image processors insects jackfruits humid imagery insect traps janssen-s equation humid image segmentation inspection humidifiers image texture installation japanese quails humidity imaging instrumentation Java humidity gauges imaging spectroscopy instruments jerusalem artichokes husking impact insulating materials jet husks impedance insulation job hyacinths impeller intake joint hybrid variability implement carriers integrated jojoba hydraulic implements intensity juice hydraulic conductivity improvement interaction jute hydraulic design incinerator interception kale hydraulic engineering inclined kansas hydraulic equipment incorporation interest kenaf hydraulic performance increment interface Kentucky hydraulic power systems incubators interior Kenya hydraulics index intermittent kernels hydraulic vane pump india internal kidney beans hydrogen indiana internal object kilns hydrogen sulfide indian mustard international kinematic hydrologic indicator internet kinetic energy hydrologic cycle Indonesia interrill erosion kinetics hydrologic model induction intervention kiwifruits hydrologic modeling industrial intrafarm transport knapsack sprayers hydrology industry inverse modeling kneeload hydrolysis infestation inversion knives infiltration investment kohlrabi hydrostatic infiltrometers ionization kriging hydrothermal inflation pressure Iowa kumquats

© ASABE 9/19 Rev 03/22/21 labor leeks loads magnetic resonance imaging laboratory legislation location maine labor requirements legumes lodging maintenance lactic acid lemons loganberries maize lactose length logging maize canopy ladders lentils logic maize pathogens lagoon effluent lettuces logs malaysia lagoon leachate leveling longans management lagoons levers longitudinal mandarins lagrangian long term mangoes lake life long-term waste applicationsman gosteens lakes life support long-wave radiation manipulability lakeshore lifting loosening manual operation lambs light loquats manufacture laminar entrained flow reactorlig ht emitting diodes losses manure ammonia volatilization and i system laminated lighting loss factor manure management lamps light intensity lotus manures land light transmission louisiana manure spreaders land clearance lima beans low cost manure transport land improvement limb low pressure mapping land levelers lime low temperature drying maps landsat limes low volume sprayers markers landscape line low volume spraying market land-use linear LSPIV marketing lasers linear classifier lubricants marrows latching valve linear discrimination lubrication maryland latent heat liners lucerne mass lateral linings lucerne pellets massachusetts lateral stability linkages lugs mass flow latin linseed lumber mass spectrometer latin america lint lupins mass transfer latino lint cleaner lycium chinense mill mastitis lawns and turf lint value lying behavior materials layer liquid lysimeters mathematical modeling laying hens liquid fertilizers macadamia mathematical models L-dopa liquid manures mace mathematical simulation leachate liquid swine manure macerators mathematics leaching litchi machine mats leaf litter machine milking maturity leaf area litter-based manure machinery MAVIS leafy vegetables litter treatment machinery cooperatives mealiness leakage machinery requirements measurement lean NOx trap livestock farming measuring least squares loaders magnesium meat least-squares support vectorloadin machinesg magnetic field mechanical leaves load management magnetic properties mechanical harvest

© ASABE 10/19 Rev 03/22/21 mechanical properties microwave radiation modernization multi-spectral mechanics microwave sensing modification multispectral imagery mechanisim middle east modified municipal mechanization migrant modified atmosphere storagemushroom houses mechanized milk modulus of elasticity mushroom production media milk cooling moisture mushrooms medicinal plants milking moisture absorption mustard mediterranean milking machines moisture content nail melons milking parlors moisture density nailed membranes milking moisture meters nanoparticle measurement metabolism milk meters moisture movement nanoparticles metabolites milk pipelines moisture specific volume naphthalene degrading bacteria metals milk production mold narrow row meteorological modeling milk sampling moldboard natural meteorology mill mole near-infrared metering milled rice mole drainage near-infrared reflectance spectrosco meters millets monitoring near-infrared spectroscopy methane milling monitors nebraska methane production mine spoil montana nectarines methanol minimum tillage morphology need method mining mortality nematicides methodology mink motion nematodes methyl minnesota motion resistance nepal methyl minority motors nets metolachlor miscanthus mountain areas netting metric mississippi mounted implements net traction mexico missouri movement network michigan mist application moving neural networks microbeads mist blowers mower conditioners nevada microbial misting mowers new microchannel mist irrigation mowing new hampshire microclimate mists mucuna new jrsey microcomputer mixed muffler new mexico microfluidic mixed flow mulberries new york microirrigation mixers mulches NH3 concentration micronization mixing mulching nigeria microorganisms mixture mulch layers nir microprocessors mobile units multicrop NIR micropropagation mobility multipass NIRS microrelief mobility number multiphase contaminant transporNIR tspectroscop y microscopy model multiple nitrate microsprinkler model calibration multiple substrates nitrate control microstrip patch array antennamodelin g multiresolution representationnitrate pollution microwave model performance multi-span nitrification microwave dielectric propertiesmodels multi-span nitrogen microwave driers model validation multi-spectral nitrogen content

© ASABE 11/19 Rev 03/22/21 nitrogen loss odor ornamental woody plants pattern testing nitrogen uptake odor abatement oscillating pavement nitrous oxide odor dispersion osmosis pawpaws NO3-N odor emission outdoor peaches noise odors outlet peak flow noise abatement off-flavors outlier peanut noise pollution off road vehicles oven peanut pods non-composted substrate ohio overland pears nondestructive oil palms overload protection peas non-immobilized cells oil plants overseas peat nonlinear oils overturning pecans nonlinear regression oilseeds oxidation pectins nonpoint oil stability index oxygen peeling nonpoint-source pollution oklahoma oysters pelleting noodles okras ozone pellets north america olfactometers package penetration north carolina olives packaging penetrometers north dakota onions packaging materials penman-monteith no till online packing pennsylvania no tillage onset temperature pad pens NOx emissions OPE3 paints pepper nozzles operation pakistan perches NPS operation on slopes pallets perforated nuclear operator comfort PAM performance nuclear magnetic resonance operators panax performance testing numerical optic panel performance tests numerical modeling optical papaya periphyton nurseries optical properties paper perlite nursery production optimal parallel permeability nut optimization parallel model permittivity nut crops optimization models parameters persimmons nutria oranges paraplow personal protective equipment nutrient film techniques parboiled perturbation nutrients sprayers parlor pest nutrient solutions orchidaceae parsley pest control nutrient transport order parsnips pest control equipment nutrition oregon partial least squares nuts organic particle counts ph oats particles pH object-oriented organic matter particle size phase obstacle avoidance organic soils passion fruits phase angle obstructions organization pasture legumes phase shift occupational orientation pastures Philippine occupational disorders orifice patents philippine occupational health ornamental bulbs pathogens phosphates octanol-water partition coefficienornamentalt plants patterns phospholipid

© ASABE 12/19 Rev 03/22/21 phosphorous growth pomegranates presses phosphorus plant growth modeling ponds pressing phosphorus leaching planting popcorn pressure photo plant oils poplars pressure gauges photocatalytic reaction plant pathogens population prices photoelectric cells plant protection pork principal component analysis photography plant residues porosity principle photosynthesis plants porous prisms photovoltaic cells plasma porous media probabilistic neural network physical plastic cladding porous medium probability physical models plastic film portable probes physical properties plastics position problems physicochemical properties plastic tunnels positioning process physiological plate post-frame processing physiology plate count treatment produce simulator phytotron plot posts producing picker plowing potatoes product picking plows potential production picking platforms PLS pothole productivity pickup PLS regression pot plants profession piezometers plume dispersion pots program pigeon peas plums poultry progress plywood poultry housing propagation pig housing pneumatic poultry manure properties piglet pneumatic power powder proportion pig manure pod power protected cultivation pigmentation pod brightness powered protective clothing pigs poinsettias power requirement protective coatings pig slurry poisson-s ratio power steering protective structure pineapples pole power takeoffs protein pines pole frame power tiller protein modification pinus taeda l. policy power use proximal sensing pipe bend pollination practices proxy pipe drainage pollinator prawns prunes pipeline economics pollution precipitation pipelines pollution allocation precision pruning implements piper pollution control pruning trash pipes pollutograph precision farming psychological pistachio nuts poly(vinyl chloride) precleaners psychrometers pistachios polyacrylamide precooling PTO piston polyethylene predatory mites public placement polyethylene film prediction puddling planning polymer predictive microbiology pulps plantations polypropylenes preliminary settling pulsation plant diseases polyurethanes preservation pulsators planters pome fruits preservatives pulse irrigation

© ASABE 13/19 Rev 03/22/21 pummelos reactive distillation residue ripping pumping real time resistance riprap pumpkins real-time sensors resistance to air flow risk pumps reaper resistance to penetration risk assessment punch receiving water resistivity river puncture recharge resonance roads purification recirculation resource roadside pyrolysis reclamation respiration robot analysis QUAL2E recognition respiratory robotic quality reconditioning respiratory diseases robotic weeding quality controls recorder response quality sensing recording instruments restoration robots quantification recovery restraint of animals robot synthesis questionnaires recycling retardant rock bed quick red currants retention rocks quickbird imagery reduction retrofit rockwool quinces reels retting roll rabbit housing reference crop evaporation reversible roller rabbits reflectance reviews rollers radar reflectance spectra rewetting radial reflection rheological properties rollover protective structures radiation reflective rheology roofs radiators reflectometry rhizomucor miehei lipase roost radio refrigeration Rhode Island root crops radioactive region rhode island root growth radio frequency regional Rhododendron roots radiometers regression rhododendron root vegetables radishes regression analysis rhubarb root zone rain regulation rice root zone water quality model raindrop rehabilitation rice hill ROPS rainfall reinforcement rice husks rose hips rainfall simulators relative humidity rice mill rosemary rain gages relaxation rice seed roses rain shelters release rice straw rotary raisin reliability ride rotary tillers rakes remote control ridgers rotating rambutans remote sensing ridges rotational speed random removal ridging rotors rangeland renewable rigid roughness rape repairing rigid wheel rough rice rapeseed replacement rill round rapeseed oil reports ring row covers rapid requirement riparian rowcrops raspberries research riparian buffer system rubber rates reservoirs ripeness rubberized roller ratio residential floors ripening rubber tracks

© ASABE 14/19 Rev 03/22/21 rumen sealing shafts site specific runoff seasonal shaker sitophilus oryzae rural seasonal variation shaking size rural health seats shallots sizer rusle seaweed shallow sizing rye sediment shallow groundwater skidders RZWQM sedimentation shape skidding safety sediment oxygen demand shares skin safety at work seedbed preparation shear slatted safety cabs seed broadcasters shearing slaughter safety day camp seed cleaners shearing machines safety devices seed collection shears slopes safety education seed dressers sheds sloping land safflower seed drills sheep slot saffron seed germination sheep housing sludges sage seedling emergence shelf life slurries saline seedling production shelled peanuts slurry separation salinity seedlings shellers slurry spreaders salmonella seeds shellfish slurry tankers salt seed treatment shelling small sample seepage shelters small farms samplers selection ship small scale sampling selective shipping snow sampling technique self-organizing map shock absorbers snowmelt sand self propelled machines short-wave radiation social sap flow semi arid shredding society satellite imagery semiconducting polymer sensorshrimp soft satellites sensing shutters software satsumas sensitivity sickness soil Saudi Arabia sensitivity analysis sieves soil amendments saving sensor fusion signals soil bins sawdust sensors silage soil compaction saws separation silage additives soil conservation SBSE separation efficiency silage making soil erosion scab separators silhouette value soil erosion modeling scale septic silkworms soil frost scanners sericulture silo bag soil heating scarifiers series silos soil injectors scattering series model silt soilless culture scheduling service life simulated rainfall soil mechanics SCN servicing simulation soil moisture scrapers sesame simulation models soil physical properties screening settling single soil physics screens sewage sludge sinkage soil pollution screw shade sisal soil properties scrubber shading site preparation soils

© ASABE 15/19 Rev 03/22/21 soil sampling spatial yield variability static mixer stress analysis soil sensing specific static reactor stresses soil solarization specifications static test stressor analysis soil strength spectral analysis station strip mine soil structure spectral bands stationary stripping soil surveys spectral response patterns statistical analysis strips soil types spectrometer statistics structural components soil vapor extraction spectrometry steam structures soil water spectrophotometers steel stubble soil water content spectrophotometry steering student soil water movement spectroscopy stems study soil water potential spectrum stereo study design solar collectors speed stereoscopic stumps solar drying spices stereovision submerged solar energy spillways sterilization submerged culture solar heating spinach stickiness submerged flow solar radiation spinner stiffness subsoil solid splines stir bar sorbtive extraction subsoilers solubility spoilage stirling subsoiling soluble solids content spray boom stomata substrates solute spray booms stone subsurface solution spray deposition stone fruits subsurface drainage somatic cell spray drift stone pickers subsurface drip irrigation sonic sprayers storage subsurface irrigation sorghum spraying storage losses subtropical crops sorghum stalks spraying equipment storage quality subtropical fruits sorption sprays stored products pests subtropics sorters spreaders stores suction sorting spreading storm sudan sound springs stover sugar source sprinkler irrigation strain sugarbeet South Africa sprinklers strain gages sugarcane south carolina squashes strategy sulfur south dakota stability stratified sulfur dioxide sowing stability ratio straw summer sowing depth stabilizers strawberries sunflowers soybean oil stables straw walkers sunflower seeds soybeans stack stray superheated soy protein stage stray voltage supplement soy sauce staging stream supply space science stalk streambank supports spacing stalls streambank erosion surface spades standardization streamflow surface area spare parts standards stream restoration surface drainage spatially variable starch strength surface energy balance spatial variability starch stress surface irrigation

© ASABE 16/19 Rev 03/22/21 surface plasmon resonance telemetry three point training surface roughness temperate fruits threshing trajectory surge irrigation temperate small fruits threshing drums surveys temperature threshing machines transducers susceptibility temperature gages throughput transesterification suspensions temperature humidity index (tilapiaTHI) transfer suspension seats temperature prediction tile transient suspension systems temporal tile drainage transient airflow pattern sustainable tenderness tile drains transition SWAT tennessee tillage transmission swedes tensile tillage systems transmissions sweep tensile strength tiller transpiration sweetcorn tensiometers timbers transplanters sweet peas tension time transplanting sweet potatoes terminology time domain reflectometry transponders sweet sorghum terraces tines transport swine terrain pressure transportation swine lagoon liquid testing transportation costs swine manure test procedure tissue culture transporters switchgrass test reports titanium dioxide traps symbols test rigs TMDL trash system tests tobacco tray driers table texas tomatoes treatment taiwan texture tomato management tree plantation nursery tamarillos TFM tomography trees tamarinds thailand tool carriers tree shakers tandem theory tools trellis tangelos thermal topography trench cutters tank irrigation thermal conductivity toppers trends tanks thermal defoliation torque triaxial tare thermal diffusivity torsion tribology target thermal properties total maximum daily load trickle irrigation taro thermal screens tourism trimmers tassel emergence thermochemical tower driers triticale TDR thermochemical conversion trace metals trolleys tea thermocouples tracer tropical climate teach thermodynamics tracked vehicles tropical crops teatcup liner thermogravimetric analysis tracking tropical fruits teatcups thermometers tracks tropics teats thermoregulation traction troughs technical thermostats tractive efficiency trucks technique thin layer truss technology thin layer drying traditional tsetse technology transfer thinners traffic tubers tedders trafficability tubes teenage three dimensional trailers tubing

© ASABE 17/19 Rev 03/22/21 tulips USLE vine water budget tunnel driers utah vineyards water conservation tunnels utility virginia water core tunnel sprayers utilization virtual watercress turbines UV VIS water distribution turbulence vacuum viscoelasticity water filters turf vacuum cooling viscosity water flow turkeys vacuum drying visibility water harvesting turmeric valencia peanuts visible and near-infrared spectroscopwater harvestiny g capacity turning validation vision water management turnips value visual watermelons turnover valves water pollution twin probe method vanes vitreous water potential two dimensional vanilla VOC water quality two stage vaporization voice recognition water resistance two wheel vapor pressure volatile watershed type variability volatile fatty acids water stress udders variable rate application volatilization water supply ultralow volume sprayers variables voltage water table ultralow volume spraying variance-based method volume water table depth ultrasonics variation vortex water use efficiency ultrasound variety wafer wave ultraviolet variogram wafering wavelet ultraviolet radiation V belt walking wavelet analysis uncertainty V belt walking tractors wavelet transform underground structures vegetables wall load wear unheated vegetation wall pressure weather uniformity vegetation indices walls weather data united states of america vegetative walnuts weather stations universal vehicles washing university velocity washington weeders unloaders velvet bean wasp weeding unloading ventilated bin driers waste disposal weeds unsaturated ventilation waste heat utilization weed stress unshelled peanuts ventilation rate waste management weevil unsupervised classification vents wastes weigh uptake vermiculture waste treatment weighers uranium vermont waste utilization weighing urban vertical waste water weight urban storm water VFA wastewater irrigation weight loss urea viability waste water treatment weight measurement US vibrating water welding usda vibration water balance welfare USDA vibratory water balance method wells use video cameras waterbed welsh USE village waterbody Welsh onions

© ASABE 18/19 Rev 03/22/21 WEPP workable days west virginia work capacity wet feeding workers wetlands working conditions wetting work study wheat world wheel load wrappings wheels wyoming wheel slip x radiation whey x ray white currants xylanase whole grain yams wide span yards width yield estimation wild fruits yield limiting factors willows yield loss winches yield map wind yield monitor windbreaks yields wind damage youth wind effects youth education wind loads zeolites wind machines zone windmills zooplankton window

wind power wind protection windrowers windrowing windrows wind speed wind tunnels winter winter hydrology wire wirework Wisconsin women wood wood chips wood frame wood residues woods wood truss woody plants workability

© ASABE 19/19 Rev 03/22/21