Introduction to Permaculture Sheet Mulching
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Managing Potassium for Organic Crop Production by Robert Mikkelsen an Adequate K Supply Is Essential for Both Organic and Conventional Crop Production
NORTH AMERICA Managing Potassium for Organic Crop Production By Robert Mikkelsen An adequate K supply is essential for both organic and conventional crop production. Potas- sium is involved in many plant physiological reactions, including osmoregulation, protein synthesis, enzyme activation, and photosynthate translocation. The K balance on many farms is negative, where more K is removed in harvested crops than is returned again to the soil. An overview of commonly used K fertilizers for organic production is provided. otassium is an essential nutrient for plant growth, but it often receives less attention than N and P in many crop Pproduction systems. Many regions of the U.S.A. and all of the Canadian provinces remove more K during harvest than is returned to the soil in fertilizer and manure (Figure 1). In the U.S.A., an average of only 3 units of K is replaced as fertilizer and manure for every 4 units of K removed in crops, resulting in a depletion of nutrients from the soil and increasing occur- rences of deficiency in many places. Potassium is the soil cation required in the largest amount by plants, regardless of nutrient management philosophy. 1,400 Removal 1,200 Hay and forage crops can remove hundreds of pounds of K from the soil Manure each year, placing a heavy demand on soil resources. 1,000 Fertilizer Large amounts of K are required to maintain plant health 800 and vigor. Some specific roles of K in the plant include os- moregulation, internal cation/anion balance, enzyme activa- 600 tion, proper water relations, photosynthate translocation, and 400 protein synthesis. -
Dendrometric Analysis of Early Development of Eucalyptus Urophylla X Eucalyptus Grandis with Gypsum Use Under Subtropical Conditions
Floresta e Ambiente 2020; 27(1): e20190095 https://doi.org/10.1590/2179-8087.009519 ISSN 2179-8087 (online) Original Article Silviculture Dendrometric Analysis of Early Development of Eucalyptus urophylla x Eucalyptus grandis with Gypsum use Under Subtropical Conditions Carla Fernanda Ferreira1, Marcos Vinicius Martins Bassaco2 , Milena Pereira3, Volnei Pauletti3, Stephen Arthur Prior4 , Antonio Carlos Vargas Motta3 1Departamento de Agronomia, Centro de Ensino Superior dos Campos Gerais – CESCAGE, Ponta Grossa/PR, Brasil 2 Departamento de Engenharia Florestal, Faculdades FATI-FAJAR, Jaguariaíva/PR, Brasil 3Departamento de Solos e Engenharia Agrícola, Universidade Federal do Paraná – UFPR, Curitiba/PR, Brasil 4ARS National Soil Dynamics Laboratory, Auburn, USA ABSTRACT Gypsum can be used as a source for calcium (Ca) and sulphurum (S) for plants, as well as an acid, that is, a natural soil conditioner. Aiming to determine the influence of gypsum on the development of Eucalyptus urograndis in Brazil, an experiment was conducted at two locations in Paraná State. Experiments were conducted with rates of 0, 0.3, 0.6, 1.2, 2.4, 4.8 and 9.6 Mg ha-1 to verify the method of broadcast planting in a randomized block design with four repetitions. Diameter and height of plants were measured every six months and volume was determined after 36 months. There was a difference in Eucalyptus growth between the two areas, possibly related to differences in planting season and climate. Gypsum did not influence on the dendrometric growth of Eucalyptus trees. The lack of a response to gypsum, as a source of Ca, S and soil conditioner, was discussed based on soil type, Eucalyptus tolerance to soil acidity, and climatic conditions in the period evaluated. -
Comparison of Three Approaches for Cultivating Lettuce, Mint and Mushroom Herb
agronomy Article Nutrient Management in Aquaponics: Comparison of Three Approaches for Cultivating Lettuce, Mint and Mushroom Herb Valentina Nozzi 1, Andreas Graber 2 ID , Zala Schmautz 2 ID , Alex Mathis 2 and Ranka Junge 2,* ID 1 Department of Life and Environmental Science, Università Politecnica delle Marche, via Brecce Bianche, 60131 Ancona, Italy; [email protected] 2 Institute for Natural Resource Sciences, Zurich University of Applied Sciences, Grüental, 8820 Wädenswil, Switzerland; [email protected] (A.G.); [email protected] (Z.S.); [email protected] (A.M.) * Correspondence: [email protected]; Tel.: +41-589-345-922 Received: 10 February 2018; Accepted: 5 March 2018; Published: 7 March 2018 Abstract: Nutrients that are contained in aquaculture effluent may not supply sufficient levels of nutrients for proper plant development and growth in hydroponics; therefore, they need to be supplemented. To determine the required level of supplementation, three identical aquaponic systems (A, B, and C) and one hydroponic system (D) were stocked with lettuce, mint, and mushroom herbs. The aquaponic systems were stocked with Nile tilapia. System A only received nutrients derived from fish feed; system B received nutrients from fish feed as well as weekly supplements of micronutrients and Fe; system C received the same nutrients as B, with weekly supplements of the macronutrients, P and K; in system D, a hydroponic inorganic solution containing N, Ca, and the same nutrients as system C was added weekly. Lettuce achieved the highest yields in system C, mint in system B, and mushroom herb in systems A and B. The present study demonstrated that the nutritional requirements of the mint and mushroom herb make them suitable for aquaponic farming because they require low levels of supplement addition, and hence little management effort, resulting in minimal cost increases. -
Permaculture Principles
An Introduction by Damian Mason “Permaculture is a philosophy of working with, rather than against nature; of protracted and thoughtful observation rather than protracted and thoughtless labor; and of looking at plants and animals in all their functions, rather than treating everything as a single product system.” - Bill Mollison Organic Gardening Sustainable Cities Native Plants Food Banks & Gleaning Aquaponics Programs Greywater Systems Animals & Bee-Keeping Natural Buildings Disaster Relief & Preparedness Farmer’s Markets Conflict Resolution Slow Food Solutions to Climate Community Gardens Change Eco-villages & Cohousing Bioremediation Social Justice Beavers are a keystone species that turn deserts into gardens and mitigate drought & climate change. Uses local material to build home & makes habitat for many others as well. Shares lodge in winters. Hydrology 101: Slow it, Spread it, Sink it Take care of the earth. Leave it better than you found it. Care for all people. Return the surplus so that all may get a Fair Share. The focus is on creating a synergy where the whole is greater than the sum of its parts. “Beauty is in the eye of the beholder.” By taking time to engage with nature we can design solutions that suit our particular situation. Example: Weed or medicinal herb? Consider a plant that, when used as a poultice, has the ability to radically speed up wound healing. When eaten they boost the immune system, while the seed heads produce the digestive aid psyllium husk. This remarkable plant is often found just outside of the back door. It is plantain, a plant we usually dismiss as a ‘weed’. -
Using Contract Language to Improve Recycling
DOWNSTREAM DUE DILIGENCE TO CREATE CLEAN AND MARKETABLE FEEDSTOCKS: USING CITY CODE AND CONTRACT LANGUAGE TO ACHIEVE RESPONSIBLE RECYCLING May 2020 This report is in support of King County’s Responsible Recycling Task Force, Task 5A, which explores using city code and city-hauler contract language to favor or require proper sorting, processing, and recycling of collected recyclable materials. Contract and code language should address all steps and parties in the material handling process including haulers, sorters, brokers, processors, and manufacturers who use recycled material. The report begins with a discussion of how we call out or identify proper recycling, some existing methods of codifying responsible recycling, general approaches for contract language, and some recommended sources for code and contract language. How Do We Know “Responsible Recycling” When We See It When we sort materials for recycling, we expect they will be processed in ways that conserve resources and protect human health and safety. However, different materials have different recycling pathways, which can change often. Markets fluctuate and brokers react. This makes it difficult to identify the final processor or end-user of a material, and therefore hard to assess if the process is environmentally and socially responsible. City codes and city-hauler contracts can be used to define proper recycling or specify environmental and human health practices necessary for proper recycling. Different cities and organizations use various strategies to identify and establish proper recycling outcomes: • Washington State’s Utilities and Transportation Commission (UTC) requires that “local markets” be used whenever possible. • Bothell’s Recology contract states that electronics & small appliance processors must be "fully-permitted and properly operated" and "legitimate". -
Opens in a New Windowguidelines for Pesticide Registration
GUIDELINES FOR PESTICIDE REGISTRATION CONTROL OF PLANTS ACT, CHAPTER 57A. Control of Plants (Registration of Pesticides) Rules. General Information A. All agricultural pesticide1 products used in the cultivation of plants intended for sale must be registered with the Singapore Food Agency (SFA).These include pesticide-containing biostimulant/fertilizer/soil conditioner. Biostimulant/fertilizer/soil conditioner which does not contain pesticide, or pesticide products for other purposes, including export, and industrial, public hygiene, landscaping and household uses, do not require registration with SFA. Pesticides used for the formulation of pesticide products also do not require registration with SFA. B. Any person who manufactures, imports, distributes, supplies or sells any pesticide products and who is conducting business in Singapore which is registered under the Business Names Registration Act 2014, or any company incorporated under the Companies Act, may apply for the registration of pesticide products for use in the agricultural farms in Singapore. C. Before applying for registration of a pesticide product with SFA, applicants are required to check whether the import of the pesticide for local use is allowed by the following agencies: i) Pollution Control Department (PCD) of the National Environment Agency (NEA) for import, export and sale of chemical pesticides that are listed as hazardous substances ii) Plant Health Services of the National Parks Board (NParks) for import of biological pesticides and organic fertilizers [Please check with NEA if you intend to register pesticides for vector control purposes.] D. If applicants are dealing with pesticides that are listed in the Environmental Protection and Management Act (EPMA), a copy of the Hazardous Substances Licence issued by the PCD/NEA must accompany the application. -
Choosing a Soil Amendment Fact Sheet No
Choosing a Soil Amendment Fact Sheet No. 7.235 Gardening Series|Basics by J.G. Davis and D. Whiting* A soil amendment is any material added not be used as a soil amendment. Don’t add Quick Facts to a soil to improve its physical properties, sand to clay soil — this creates a soil structure such as water retention, permeability, water similar to concrete. • On clayey soils, soil infiltration, drainage, aeration and structure. Organic amendments increase soil amendments improve the The goal is to provide a better environment organic matter content and offer many soil aggregation, increase for roots. benefits. Over time, organic matter improves porosity and permeability, and To do its work, an amendment must be soil aeration, water infiltration, and both improve aeration, drainage, thoroughly mixed into the soil. If it is merely water- and nutrient-holding capacity. Many and rooting depth. buried, its effectiveness is reduced, and it will organic amendments contain plant nutrients interfere with water and air movement and and act as organic fertilizers. Organic matter • On sandy soils, soil root growth. also is an important energy source for amendments increase the Amending a soil is not the same thing bacteria, fungi and earthworms that live in water and nutrient holding as mulching, although many mulches also the soil. capacity. are used as amendments. A mulch is left on the soil surface. Its purpose is to reduce Application Rates • A variety of products are available bagged or bulk for evaporation and runoff, inhibit weed growth, Ideally, the landscape and garden soils and create an attractive appearance. -
Course Handout for Introduction to Forest Gardening
COURSE HANDOUT FOR INTRODUCTION TO FOREST GARDENING Complied by Jess Clynewood and Rich Wright Held at Coed Hills Rural Art Space 2010 ETHICS AND PRINCIPLES OF PERMACULTURE Care for the Earth v Care for the people v Fair shares PRINCIPLES Make the least change for the greatest effect v Mistakes are tools for learning v The only limits to the yield of a system are imagination and understanding Observation – Protracted and thoughtful observation rather than prolonged and thoughtless action. Observation is a key tool to re-learn. We need to know what is going on already so that we don’t make changes we will later regret. Use and value diversity - Diversity allows us to build a strong web of beneficial connections. Monocultures are incredibly fragile and prone to pests and diseases – diverse systems are far more robust and are intrinsically more resilient. Relative Location and Beneficial Connections – View design components not in isolation but as part of a holistic system. Place elements to maximise their potential to create beneficial connections with other elements. Multi-functional Design – Try and gain as many yields or outputs from each element in your design as possible. Meet every need in multiple ways, as many elements supporting each important function creates stability and resilience. Perennial systems – minimum effort for maximum gain Create no waste - The concept of waste is essentially a reflection of poor design. Every output from one system could become the input to another system. We need to think cyclically rather than in linear systems. Unmet needs = work, unused output = pollution. Stacking – Make use of vertical as well as horizontal space, filling as many niches as possible. -
Hydroponic Fertilizer
9-7-37 HYDROPONIC FERTILIZER Hort Americas is an innovative leader in North America’s controlled environment agriculture industry (CEA). Hort Americas strives to innovate agriculture via premium technical support, professional salesmanship, unmatched customer service and outstanding products to our customers in the United States, Canada, Mexico and the Caribbean. In our efforts to fuel progress in CEA we are proud to release Hort Americas Hydroponic Fertilizer. Hort Americas has developed this unique fertilizer in cooperation with CEA hydroponic specialists, academicians and researchers to meet the nutritional needs of crops produced by hydroponic leafy green growers. DIRECTIONS FOR USE These are general guidelines that need to be adjusted to your hydroponic system, environmental conditions, and to the quality of your source water. HYDROPONICS: Have your source water tested by a professional water analysis laboratory to determine its nutrients, pH, EC and total alkalinity. Calcium nitrate, potassium nitrate, magnesium sulfate, chelated iron, or any other plant essential elements can be added as determined by plant response, tissue analysis, or nutrient solution analysis. SUGGESTED RATES: 0.271 to 0.455 lbs/100 gallons - 1.23 to 2.06 grams/1 gallon (3.785 L) Add to the nutrient solution 3.58 grams/gallon of calcium nitrate and 1.67 grams/gallon of magnesium sulfate. HORT AMERICAS SUGGESTED LETTUCE CROPPING STAGES: STAGE 1 - SEEDING AND GERMINATION. Sow seed in Hort Americas Closed Bottom Organic Plugs, Grodan AX cubes (NFT), Grodan AO cubes (raft), or horticulture foam cubes. Start with low light levels and a nutrient solution with an EC of 0.5 to 0.6 mS/cm. -
Compost? Compost Pile?
What Do I How Do I Need to Make Start My Compost? Compost Pile? Start by picking a location. When Here’s What You Need… choosing a location look for one that is: • Well-drained and close to level • In partial shade, to help with Composting water retention • At least 1-foot away from walls, What is Composting? fences, bushes, trees etc. • A convenient spot to place Compost is a dark brown, earthy, Other You May Want to Consider: materials and to get the end crumbly material consisting of • Compost pile location product to its final location decomposed organic matter. • How quickly you want the Once you choose your location you Benefits of Composted Material: materials to breakdown will want to loosen the soil so that When added to soil, compost • How you plan to use your your compost will come into improves soil by helping with finished compost contact with the soil. both its porosity and water Other tools you may want to help retention, while providing you get started: essential nutrients plants require. Now You’re Ready Composting also diverts waste • Compost bin to Begin Your Compost Pile! from the waste stream and our • Pitchfork (compost turner) landfills! • Probe thermometer How does Material Decompose? • Chipper/shredder Thousands of Microorganisms • Wheelbarrow (for transport) work to break down the material. If conditions are properly managed we can speed up the Contact The Maine Department of Environmental Protection, Sustainability Division, for More Information: process. Phone: 207-592-0455 Mail: 17 SHS Augusta, ME Building Your Compost Pile Once you have loosened up the soil at your location, you may want to pile 4” to 6” layer of twigs on top of the plot to encourage airflow at the bottom of the pile. -
Building the Sustainable Landscape
Building the Sustainable Urban Landscape DR. ELLEN VINCENT S O I S A MYRTLE BEACH, SC 1 8 F E B 2 0 1 4 Acknowledgments Thank you to: Dale Westemeier, City of Greenville Danny Burbage, Charleston Tom Smiley, Bartlett Tree Resources Lab Paul Minerva, Derek Ham, Steve Gillum, Tyler Jones, Clemson University And for long-term inspiration: Drs. Don Ham, Kim Coder, and Ed Gilman Overview Sustainability defined Components of the SL Design intent- Aesthetics Function: size & access Ecosystems services Cost effectiveness Vincent by Ellen Photo Sustainable spaces Centennial Oak Quercus macrocarpa, Clemson campus Sustainability: historic def. 1987 “Sustainable development is development that meets the needs of the present without Healthy compromising the ability of Environment future generations to meet Vincent Ellen by pyramid triadIssue their own needs” (World Commission, 1987, p. 8). Sustainability Economic Social Justice Development The World Commission on Environment and Development (1987). Our common future.. Oxford: Oxford University Press. Gro Harlan Brundtland (b. 1939) 5 http://www.kennuncorked.com/images_multiple_locations/sus_history_gro_harlem_brundtland.gif Norwegian Minister for Environmental Affairs (1974-1979) Prime Minister of Norway (Feb –Oct 1981, May 1986-Oct 1989) Chair of United Nations World Commission on Environment and Development, published Our Common Future (April, 1987) aka The Brundtland Report Commissioners: 22 people 21 countries http://en.wikipedia.org/wiki/Gro_Harlem_Brundtland Sustainability http://en.wikipedia.org/wiki/Gro_Harlem_Brundtland http://en.wikipedia.org/wiki/Gro_Harlem_Brundtland “The ‘environment’ is where we all live; and ‘development’ is what we all do in attempting to improve our lot within that abode. The two are inseparable” –Gro Harlem Brundtland (The Case for Sustainable Landscapes, 2009, p. -
Soil Conditioner Recovery Product Construction Amendment
Guaranteed Analysis DIRECTIONS FOR USE Total Nitrogen (N) ...........................1.0% 0.5% Water Soluble Nitrogen Aerification Available Phosphate (P2O5) ................0% Renovate Plus is a recommended aerification Soluble Potash (K2O) ......................1.0% product. A wide range of application rates can Calcium (Ca) .................................5.0% be made depending on the desired outcome. Iron (Fe) .........................................2.0% Recommended rates are 10 to 25 pounds of Renovate P Renovate Plus Renovate product per 1,000 sq. ft. dragged into aeration Ingredients: CARBON BASED FERTILITY holes followed by watering the soil surface. L Compost, kelp, bone meal, greensand, rock Sod & Seed Establishment U phosphate, calcium sulfate, zeolites, humates. Apply Renovate Plus directly to the soil surface and scarify into the top inch or two of soil. Information regarding the contents and levels S Recommended rates are 10 to 25 pounds of of metals in this product is available on the e way s product per 1000 sq. ft. Internet at: g th ince http://www.aapfco.org/metals.htm din 19 Sand Construction Amendment ea 88 Up to 800 pounds of Renovate Plus per 1000 L sq. ft. worked into the top 6 to 8 inches of sand is recommended for sand root zone construc- tion. A complete chemistry soil testing protocol should accompany all construction programs including a particle size analysis. Lawn Care and Turf Maintenance Apply 10 to 25 pounds of product per 1000 sq. ft. as a top dressing ideally accompanied with TM surface spiking. On the weakest areas use the higher rates and water in thoroughly. Ornamental Planting Renovate Plus is a recommended planting amendment for woody ornamentals, perennials and annuals.