Herbicides Study guides, Class notes & Summaries

What is a symptom of damage from an insect with piecing-sucking mouth-parts? correct answersYellowed Leaves What is the best reason to know the type of METAMORPHOSIS the target pest goes through? correct answersTo target the most vulnerable life stage. When are eastern tent caterpillars MOST ACTIVE? correct answersApril through early June. How many seed leaves do broad-leaves have when they emerge from the soil? correct answersTwo. Annual weeds reproduce by__________. correct answers...

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 ...

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...

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...

Pesticides - Answer- include herbicides, insecticides, fungicides, rodenticides, and many other substances used to kill, harm, or repel pests. Restricted Use Pesticides (RUPs) - Answer- are a category of products that pose a higher risk to people, animals, or the environment. They can only be purchased by a person with a pesticide license; use requires supervision by a licensed applicator. Pesticide CERTIFICATION - Answer- the process of demonstrating a person knows how to handle and app...

Turf & Landscape (3.0) Questions and Answers Already Passed What is a symptom of damage from an insect with piecing-sucking mouth-parts? Yellowed Leaves What is the best reason to know the type of METAMORPHOSIS the target pest goes through? To target the most vulnerable life stage. When are eastern tent caterpillars MOST ACTIVE? April through early June. How many seed leaves do broad-leaves have when they emerge from the soil? Two. Annual weeds reproduce by__________. Seeds. ...

What are two key elements in preventing or reducing losses to forest pests? - Pest identification and good forest management practices (T/F) One standard set of management alternatives is effective against all forest pests and pest complexes. - False Insect pheromones are chemicals that are used by members of an insect species for ___ - Communication Pesticides should be used as part of pest management plan ___ - Only to prevent an unacceptable amount of damage In general, ____________ a...

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...

Define IPM - ANSWER-1. a pest population management system that anticipates and prevents pests from causing damage. 2. an ecological approach to pest control. Components of IPM - ANSWER-1. Pest identification 2. Monitoring 3. Use of natural enemies (biological control) 4. Pest-resistant plants 5. Cultural and structural changes 6. Judicious use of least toxic pesticides Intent of IPM - ANSWER-To use tactics that include pesticide alternatives that reduce the total amount of pestici...

Illinois Pesticide Applicator General Standards Rated A+ IPM Integrated Pest Management; Goals are provide economical pest control/protect the environment Not The Goal Of IPM Elimination of all pests Economic threshold/action threshold Number of pests per plant of amount of damage to plant at which control measures should begin economic injury level breakeven point which the cost of pest control equals the revenue loss caused by pest aesthetic injury level number of pests that might cause en...