Illinois Pesticide Applicator Rights-Of-Way with Correct Answers 2024/2025

Illinois Pesticide Applicator Rights-Of-Way with Correct Answers 2024 first step in weed control - Answer -identification of weed broadleaf weeds - Answer -netted veins narrowleaf weeds (grasses) - Answer -long, thin leaves with parallel veins areas preferred by annuals - Answer -soil is disturbed or perennial plants are spotty/poor areas preferred by winter annuals - Answer -soil is disturbed in fall or left exposed over winter areas preferred by biennials - Answer -areas not mowed or disturbed areas preferred by perennials - Answer -areas with minimal soil disturbance Examples foxtail, crabgrass, common chickweed, henbit - Answer -annuals weeds Examples garlic mustard, wild carrot, bull thistle, common teasel - Answer -Biennial Weeds Examples Johnsongrass, dandelion, Canada Thistle, honeysuckle - Answer -Perennial Weeds Herbaceous perennial - Answer -die in fall, but root systems overwinter woody perennial - Answer -persistent aboveground stems that remain each season monocotyledons (monocots) - Answer -parallel-veined leaves that are much longer than they are wide; grasses or grasslike dicotyledons (dicots) - Answer -netted-veins that are usually less elongated than grass; broadleaves vegetative characteristics used to identify grass weeds - Answer -collar region, ligule, stem shape, nodes, presence of hair vegetative characteristics used to identify broadleaf weeds - Answer -cotyledons, leaves, flowers, fruits, roots noxious weeds - Answer -control is required by law; common ragweed, giant ragweed, marijuana, musk/Canada thistle exotic weeds - Answer -cannot be sold/used without permit issued by govt; Japanese honeysuckle, Chinese buckthorn, giant hogweedbest weed control programs integrate - Answer -cultural and chemical control methods; Integrated Weed Management benefits of cultural control - Answer -controls weeds indirectly, perennial grasses prevent erosion, mulch/gravel helps keep weed pressure down disadvantages to biological control - Answer -weed species specific and slow to show results girdling - Answer -process of cutting ring around woody plant through bark and sapwood; interrupt sap flow grubbing - Answer -uprooting by pulling/digging herbicides - Answer -chemicals used to control,suppress, or kill plants factors to be considered when using chemical control - Answer -environmental risks, weather, soil textures, proximity to water growth regulators - Answer -chemically slow down plants; best used steep slopes or areas when mowing is difficult factors that can lessen penetration or absorption - Answer -leaf surface/cuticule waxes photosynthetic inhibitors - Answer -prevent photosynthesis in plants; chlorosis/rapid wilting; nonselective growth hormones - Answer -causes growth abnormalities; used on foliage; leaf rolling/twisting of stems meristematic inhibitors - Answer -affect growing points of plants phosphono amino acid derivatives - Answer -applied to foliage because they have very little soil activity; chlorosis; stunting and narrow upright leaves ACCase Inhibitors - Answer -foliar applied herbicides that selectively control grass; broadlead unaffected ALS enzyme inhibitors - Answer -absorbed through the foliage and roots and translocated to growing areas; growth stops immediately dinitroanilines - Answer -soil applied; used to control small seeded broadleaves and annual grasses; grass shoots appear red or purple done to prevent herbicide resistance - Answer -scout regularly, rotate herbicides, combine different controls, clean equipment two ways observed for herbicide resistance - Answer -alterations in target site; enhanced metabolism small trees for girdles - Answer -1/2 - 1 1/2 inches deep and 1 or 2 inches wideslarger trees girdles - Answer -1 - 2 inches deep and 6 - 8 inches wide frilling - Answer -variation of girdling; downward angled cuts are made around tree; ax or hatchet spaced cuts / tree injections - Answer -discontinuous frill around tree and small amounts of herbicide placed in each cut basal bark treatment - Answer -spraying lower 12 - 18 inches of trunk with herbicides when should basal bark treatment not be used - Answer -bark is very wet or covered in snow/ice; where runoff or leaching is possible cut surface - Answer -treating a cut stump with an herbicide after tree is cut