Broadleaf weeds Study guides, Class notes & Summaries

Iowa Commercial Pesticide Applicator Category 1A Latest Update Graded A What is the greatest hazard when applying most herbicides? Injury to nontarget plants Name some herbicides which are very effective against germinating weeds but less effective on established weeds. Frontier, Lasso, and Dual What soil conditions reduce the activity of many herbicides and require increased rates for adequate weed control? Higher levels of soil organic matter or clay Two herbicides which are more active on ...

Iowa 3OT Pesticide Exam Questions And Answers Which combination will create the greatest drift hazard? - ANS High Pressure - Small Orifice You must know the persistence of pesticides you apply to ornamental and turf areas, especially where: - ANS A garden is nearby Powder is applied Humans, pets, or other animals are present The minimum period of time to keep children, adults, pets, and domestic animals from contact with sprayed turf is: - ANS Until the turf is dry Which ...

What determines whether a given plant is a weed? - ANSWER-A weed is any unwanted plant What are the two main goals of weed management? - ANSWER-The primary goal is to minimize weed competition and the other main goal is to limit the weed's reproduction in order to manage the weed population in years to come. Distinguish grasses from broadleaf plants and herbaceous from woody plants - ANSWER-Grasses are considered monocots, meaning they have a single seed leaf, they also have narrow leaves...

. The goal of IPM isn't to eliminate the entire pest population but. To avoid adverse effects on humans wildlife and the environment 2. 2. Which of the following words is that number of pests per plant or the amount of damage to a plant at which point control measures should begin?: Economic Threshold 3. 3. What can be said about insects?: They have three pairs of jointed legs. 4. 4. Which of the following is an incomplete life cycle?: Egg nymph and adult. 5. 5. The disease that is generall...

CDFA IPM Exam 2023/2024 (Revised) A+. 2,4-D is used to control? - ANSWER annual broadleaf weeds in crops Spry Oil Properties - ANSWER High Viscosity in Summer with high heat: Less Phytotoxic Low Viscosity in Winter with low heat: Heavier Oil What is 2-4D amine? - ANSWER Salt What are IGR? - ANSWER Insect Growth Regulators, Mimic natural hormones and interfere with growth Herbicides adsorbs/binds to which kind of soil? - ANSWER Soil with high organic/clay content and Low pH, high temperat...

Applicator test for Illinois, General Standards 1. The goal of IPM isn't to eliminate the entire pest population but.... To avoid adverse effects on humans wildlife and the environment 2. Which of the following words is that number of pests per plant or the amount of damage to a plant at which point control measures should begin? Economic Threshold 3. What can be said about insects? They have three pairs of jointed legs. 4. Which of the following is an incomplete life cyc...

Illinois Pesticide General Standards Test Study Guide Exam with Correct Answer 2024 The goal of IPM isn't to eliminate the entire pest population but... Correct Answer To avoid adverse effects on human, wildlife, and the environment (The question is something like the above but not the exact wording) Which of the following words is that number of pests per plant or the amount of damage to a plant at which point control measures should begin? Correct Answer Economic Threshold What can be ...

Who's Responsible? - Answer- An applicator is responsible for any damage to private or public property resulting from careless application or misuse of herbicides What are roadside management objectives? - Answer- The current goal of many roadside management programs is to 1) control only those plants listed as noxious weeds or 2) plants that interfere with the vision of motorists, 3) inhibit the flow of water through drainage ditches, 4) pose a fire hazard, or 5) interfere with activities o...

Illinois Field Crop Applicators Test 100% Pass An integrated pest management program is based upon what factors? various, economical, environmentally sound, socially acceptable What is the number of pests that should be controlled to prevent economic damage from occurring? Economic threshhold Number of pests, costs of various treatments, expected yield, and expected grain value are all factors to determine.... Economic Injury level What should be done if scouting detects an important pest, bu...

Wisconsin Pesticide Applicator Exam Questions With Correct Answers Ch.1 List the general kinds of damage insect pests can cause - CORRECT ANSWERS -Chew on seeds, roots, leaves, stems, & fruits -Tunnel in roots, stems, & leaves -Suck plant juices -Promote gall formation and other malformations -Inject toxins into plants -Transmit diseases to plants -Create a nuisance for people Ch.1 Describe the structural features of insects - CORRECT ANSWERS ...