S15 Structural Pest Control, Category 7E, Pesticide Application Training
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PESTICIDE APPLICATION TRAINING Category 7E Structural Pest Control Kansas State University Agricultural Experiment Station and Cooperative Extension Service 2 Table of Contents Integrated Pest Management in Structures 4 Pests Usually Reproducing Indoors 6 Cockroaches 6 Cockroach control 8 Silverfish and firebrats 10 Pests of stored food 12 Fabric pests 15 Occasional Invaders 19 Pests Annoying or Attacking People and Pets 29 Common flies in buildings 29 Spiders 31 Scorpions 34 Fleas 35 Ticks 36 Bed bug, bat bug and bird bugs 39 Wasps, bees and ants 40 Entomophobia 49 Fumigation 52 Types of fumigants 55 Preparation for fumigation 59 Application and post application 61 Safe use of fumigants 62 Vertebrate Pests 65 Birds 65 Rats and mice 70 Bats 77 Skunks 78 Tree squirrels 79 Raccoons 80 Directions for using this manual This is a self-teaching manual. At the end of each major section is a list of study questions to check your understanding of the subject matter. By each question in parenthesis is the page number on which the answer to that question can be found. This will help you in checking your answers. These study questions are representative of the type that are on the cer- tification examination. By reading this manual and answering the study questions, you should be able to gain sufficient knowledge to pass the Kansas Commercial Pesticide Applicators Certification examination. 3 Integrated Pest The prescription should include not Management in only what can be done for the cus- Insect pest management in struc- tomer, but also what the customer can Structures tures involves five basic steps: do in the way of habitat removal and 1. Inspection sanitation to make the control effort a 2. Diagnosis more successful and lasting one. Any 3. Prescription limitations of the prescription should 4. Application also be understood by the customer. 5. Evaluation The prescription can include one or more of these techniques: (a) good Step 1. Inspection housekeeping; Inspection includes asking ques- (b) exclusion of pests (by means of tions of the customer and examining mechanical repairs); or (c) pesticides, the building thoroughly to learn as baits, and/or growth regulators. much as possible about the problem. Good housekeeping is an impor- During the inspection, look for harbor- tant factor in the control of many age areas and conditions of moisture, structural pests. Unless the habitat can heat or darkness which favor infesta- be modified by removing the source of tions; food and water that can be used food and water, and eliminating hid- by pests; probable means of entry of ing places, the pests will probably be the pests (such as incoming foods) and able to survive and reproduce indefi- evidence of infestation (such as dam- nitely. If housekeeping is not properly age or droppings, as well as actual maintained, tactfully recommend cor- specimens or their cast skins. rective steps in management to help The inspection also should give the situation. some idea of the control measures to Exclusion of pest insects should be use, safety precautions that may be the first step of the prescription. This necessary during the control effort, includes caulking or filling cracks and when the work can best be done. and crevices in buildings and founda- Thoroughness during the inspection tions that may be points of entry, and is of great importance in providing screening all doors, windows, vents, many of these answers. etc., leading into buildings. Step 2. Diagnosis Pesticides, baits and growth regula- Diagnosis includes identification of tors, can be applied both inside and the pest and identification of any con- outside structures. Often, growth tributing factors (such as poor house- regulators can be used as a preventive keeping or moisture). Once the pest is measure in an effort to avoid using located it must be positively identified greater amounts of pesticide. These before proceeding. Many times an products are most effective if applied identification must be made from dam- to the areas most frequently inhabited age, droppings or cast skins. by the pests. After the pest has been identified, Step 4. Application it is much easier to inspect for other Application is the safe implementa- evidence of infestation, harborage ar- tion of the prescription. Remember, eas, and the means by which the pest the success of the prescription is only gained entry. To do this, a knowledge as good as the application, and vice of the biology and habits of the pest is versa. necessary. Step 3. Prescription Step 5. Evaluations Prescription includes what, how, Conduct evaluations to determine when and where to use the desired if control methods are working. Peri- control to correct the problem. Make odic inspections are perhaps the best the prescription only after the inspec- means of assessing success or failure. tion has been completed and all the Be sure to use forms to document all facts surrounding the problem are data for future review. known. 4 Integrated Pest Study Questions Management in 1. (4) Identification of the pest 3. (4) Caulking or filling in cracks and of other contributing fac- in buildings and foundations: Structures tors in insect pest management a. will keep all pests out of the is called: building a. diagnosis b. is for thermal insulation b. evaluation purposes only c. inspection c. should be the last step of d. integration the prescription d. is a method of pest 2. (4) Prescription includes how, exclusion when and where: a. to identify the pest 4. (4) A good way to assess suc- b. to use the desired control to cess or failure of a control pro- correct the problem gram is: c. to initiate an inspection a. periodic inspections plan b. to check for dead bugs im- d. the pest management mediately after spraying program will be operated c. to ask the customer one day within Kansas after pesticide application d. conduct yearly surveys 5 Pests Usually Nymphs molt several times before Reproducing becoming sexually mature males and females. As indicated in Table 1, the Indoors Cockroaches time required to complete the life Cockroaches are among the old- cycle varies from about two months to est of insects, as indicated by fossil nearly three years, depending on the remains dating to 300 million years species and environmental conditions. ago. This ability to survive the many Most cockroaches are tropical or changing environments through subtropical in origin and generally time illustrates the capability of these live outdoors. However, some species insects to adapt to wide ranges of have become well-adapted to living habitats and living conditions. with humans. They can be carried Cockroaches may mechanically into homes in cartons, sacks and con- transmit diseases. They also contami- tainers. Cockroaches have also been nate food and kitchen utensils with shown to travel along water pipes excrement and salivary secretions, between apartments with common leaving an unpleasant odor. Cock- plumbing. roaches sometimes produce allergic Most cockroaches are nocturnal reactions in humans. The allergy is and appear during daylight only due to the insect’s body parts, not when disturbed or where there is a the odor. Therefore, it is important to large population. They prefer warm, make an effort to avoid having these dark, moist shelters and often are body parts become airborne, e.g. by German Cockroach found around food handling areas; sweeping, the use of aerosol flushing where pipes or electrical wiring pass agents, etc. along or through a wall; behind win- Biology and Behavior dow or door frames, loose baseboards Cockroaches develop by gradual or molding strips; or undersides of metamorphosis through three life tables, chairs and equipment. stages: egg, nymph and adult. Adult Cockroaches feed on a variety of females produce small, bean-like cap- plant and animal products, includ- sules or oothecae that contain the eggs. ing meat and grease, starchy foods, Depending on the species, these cap- sweets, baked goods and other sules may be dropped at random near unprotected kitchen goods. They also food, glued to some surface by the feed on materials such as wallpaper female soon after they are formed, or paste, and book binding and sizing. carried protruding from the abdomen until they are ready to hatch. Common Species Nymphs which hatch from eggs There are about 55 species of cock- and emerge from the ootheca resemble roaches in the United States, but only adult roaches, except that they are 5 species are routine problems in smaller and do not have wings. buildings. Most of the other species Their flattened bodies allow them to live outdoors and, therefore, escape squeeze into crevices, and long, spiny notice; if brought into the building legs enable them to run rapidly. they either leave or die. Unfortunately, Table 1. Life History of Four Common Cockroaches in Kansas Approximate number Average number of offspring possible Average number of capsules produced Length of Average longevity per year beginning of eggs per capsule per female life cycle (days) of adults (days) with one female German 37 7 60–250 140 35,300 American 15 58 320–1070 440 810 Brownbanded 16 10 140–380 110 680 Oriental 14 14 210–990 100 200 6 Pests Usually four species of cockroaches favor the black in color. The capsule is dropped buildings of people as a home. from the female, or she glues it to a Reproducing protected surface, 24 hours after it is German Cockroach formed. Nymphs hatch in 50 to Indoors (Blattella germanica) 55 days and are grayish brown, The adult German cockroach is gradually becoming reddish brown 1 5 light brown and ⁄2 to ⁄8 inch long. The as they mature. head shield is marked with two dark stripes that run lengthwise.