Turf & Landscape (3.0) Questions and Answers Already Passed

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 TYPE of herbicide is best suited for controlling perennial weeds? Systemic. Why do you make post-emergence herbicide applications according to the weed's growth stage listed on the label? Selectivity is determined by growth stage. What can minimize negative herbicide impacts? Keep herbicides off impervious surfaces like sidewalks. To occur, A plant disease needs time, a pathogen, a plant host and favorable________. Environmental conditions. Why are most foliar contact fungicides applied more than once? They only protect existing growth. Which pesticide is best suited for dispatching moles? Poison bait. What herbicide CHARACTERISTIC is desired when you need to control creeping charlie WITHOUT damaging surrounding turf? Narrow spectrum. What is the easy-to-use for a pesticide active ingredient? Common name. What is necessary for herbicides to kill a plant? Getting absorbed into the plant. What type of herbicide is absorbed and trans-located throughout the plant? Systemic. WHY do manufacturers mix active and inert ingredients into a formulation? To make the pesticide easier to use. Why must you evaluate different formulations of an active ingredient