Iowa 3ot Pesticide Exam Questions And Answers

Mowing a turfgrass area immediately prior to spraying an insecticide to remove flowering seed-heads will benefit what organism? {Ans: Pollinators}Which formulation is most likely to cause phytotoxic injury? {Ans: Emulsifiable concentrate}Nursery stock sold without soil attached is called ________. {Ans: Bare root}The recommended method for controlling fire blight is: {Ans: Dormant pruning and antibiotic treatment at flowering}Which of the following turf herbicides is an example of a selective, translocated, and post-emergence type? {Ans: 2,4-D}Which type of herbicide application is most effective for annual grassy weeds? {Ans: Spring preemergence}