Perennial weeds are d 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 ...

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 of...

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...

Ornamental and Turf Pest Control Questions and Answers Already Passed Weeds are plants that grow where they are not wanted, disrupting turf grass uniformity. a. True b. False a Barnyard grass is considered a dicot a. true b. false b Which of the following statements is not true? a. Biennial weeds require two years to complete their life cycle b. Perennial weeds live only three years c. Annual weeds can germinate in spring and fall d. Annuals and perennial include grass and ...

Landscape maintenance Pest control QAC Complete Exam *Q&A 1. Which of the following is not a characteristic of weeds? Ca, some weeds are poisonous to people or animals Tb weeds interfere with the safety or use of landscaped areas Lic. most weeds produce large quantities of seeds, even under adverse conditions Old weeds enhance the growth of landscape plants - CORRECT ANSWER-D 2. Perennial weeds are generally the most difficult to control because they Da, produce more seeds than oth...

Weeds are plants that grow where they are not wanted, disrupting turf grass uniformity. a. True b. False Correct Answer-a Barnyard grass is considered a dicot a. true b. false Correct Answer-b Which of the following statements is not true? a. Biennial weeds require two years to complete their life cycle b. Perennial weeds live only three years c. Annual weeds can germinate in spring and fall d. Annuals and perennial include grass and broadleaf weeds Correct Answer-b Which of th...

Weeds are plants that grow where they are not wanted, disrupting turf grass uniformity. a. True b. False - a Barnyard grass is considered a dicot a. true b. false - b Which of the following statements is not true? a. Biennial weeds require two years to complete their life cycle b. Perennial weeds live only three years c. Annual weeds can germinate in spring and fall d. Annuals and perennial include grass and broadleaf weeds - b Which of the following cultural practices can have the mo...

Which of the following is not a characteristic of weeds? A. some weeds are poisonous to people or animals B. weeds interfere with the safety or use of landscaped areas C. most weeds produce large quantities of seeds, even under adverse conditions D. weeds enhance the growth of landscape plants - Correct D Perennial weeds are generally the most difficult to control because they: A. produce more seeds than other types of plants B. can reproduce and spread from storage organs such as rhizome...

Ornamental and Turf Pest Control Weeds are plants that grow where they are not wanted, disrupting turf grass uniformity. a. True b. False - correct answer a Barnyard grass is considered a dicot a. true b. false - correct answer b Which of the following statements is not true? a. Biennial weeds require two years to complete their life cycle b. Perennial weeds live only three years c. Annual weeds can germinate in spring and fall d. Annuals and perennial include grass and broadleaf...

Landscape maintenance Pest control QAC Complete Exam *Q&A 1. Which of the following is not a characteristic of weeds? Ca, some weeds are poisonous to people or animals Tb weeds interfere with the safety or use of landscaped areas Lic. most weeds produce large quantities of seeds, even under adverse conditions Old weeds enhance the growth of landscape plants - CORRECT ANSWER-D 2. Perennial weeds are generally the most difficult to control because they Da, produce more seeds than oth...