Crown galls Samenvattingen, Aantekeningen en Examens

Abiotic disorder - Answer- A non-pest plant stress such as improper nutrition, too much or too little water, winter or frost injury Action threshold - Answer- The pest density at which action (such as pesticide application) is justified to prevent further damage. Adelgid - Answer- An insect closely related to aphids that feed on conifers. Their feeding often causes galls to form. Aesthetic injury level - Answer- The point at which damage from a pest becomes noticeable enough to negative...

Dandelions - Answer- has a flattened rosette of narrow leaves Dallisgrass - Answer- grows in clumps but has short, stout rhizomes; about the same texture as St. Augustinegrass; produces unsightly seedheads; tends to grow faster than turfgrasses after mowing; difficult to control Sedges - Answer- Yellow and purple nutsedge Pitfall traps work for - Answer- billbugs Pheromone traps work for - Answer- adult japanese beetle, black cutworm moth, larger sod webworm moth Light traps work ...

Definition of a Pest a destructive insect or other animal that attacks crops, food, livestock, etc. Economic injury level goes up when Market value goes down When should you apply pesticides? After reaching economic threshold, but before economic injury level CDFA pest rating that is temporary, but requires treatment as high risk pest is: Q Mexican Bean Beetle belongs to which family? Coccinellidae (lady bird beetles) What crops does the fungus shot hole (Coryneum b...

Streaked, silvered foliage results from feeding by: A) mites B) lace bugs C) fungus gnats D) thrips - Answer D) thrips All of the following are cultural management techniques for fungal diseases except: A) removing and destroying diseased plant parts B) using disease resistant cultivars C) preventative bacteriacide applications D) proper irrigation - Answer C) preventative bacteriacide applications Commercial applicators must keep records of: A) General use pesticid...

Hypoxylon canker -ANSWERmost destructive canker of aspen and one of the most important diseases in Great Lakes States; enters tree at branch stubs and causes yellowing then irregular bark collapse canker -ANSWERgeneral term to describe diseases of bark and cambium, which generally occur as a result of wounding wood decay fungi (Northern hardwoods) -ANSWERcause hardwood lumber to lose quality because the tree's response to wounding is to form a barrier zone that discolors cambium then is c...

Streaked, silvered foliage results from feeding by: A) mites B) lace bugs C) fungus gnats D) thrips - Answer D) thrips All of the following are cultural management techniques for fungal diseases except: A) removing and destroying diseased plant parts B) using disease resistant cultivars C) preventative bacteriacide applications D) proper irrigation - Answer C) preventative bacteriacide applications Commercial applicators must keep records of: A) General use pesticid...

TruGreen Pesticide Certification 6,3a,3b Questions With 100% Correct Answers. Abiotic disorder A non-pest plant stress such as improper nutrition, too much or too little water, winter or frost injury Action threshold The pest density at which action (such as pesticide application) is justified to prevent further damage. Adelgid An insect closely related to aphids that feed on conifers. Their feeding often causes galls to form. Aesthetic injury level The point at which damage from a pes...

Hypoxylon canker -ANSWERmost destructive canker of aspen and one of the most important diseases in Great Lakes States; enters tree at branch stubs and causes yellowing then irregular bark collapse canker -ANSWERgeneral term to describe diseases of bark and cambium, which generally occur as a result of wounding wood decay fungi (Northern hardwoods) -ANSWERcause hardwood lumber to lose quality because the tree's response to wounding is to form a barrier zone that discolors cambium then is c...

Pesticide license ornamental and turf for NC Graded A Dandelions has a flattened rosette of narrow leaves Dallisgrass grows in clumps but has short, stout rhizomes; about the same texture as St. Augustinegrass; produces unsightly seedheads; tends to grow faster than turfgrasses after mowing; difficult to control Sedges Yellow and purple nutsedge Pitfall traps work for billbugs Pheromone traps work for adult japanese beetle, black cutworm moth, larger sod webworm moth Light traps...

Pesticide Applicator Training C3 (Practice Exam 5) Questions and Answers 100% Correct Streaked, silvered foliage results from feeding by: A) mites B) lace bugs C) fungus gnats D) thrips - D) thrips All of the following are cultural management techniques for fungal diseases except: A) removing and destroying diseased plant parts B) using disease resistant cultivars C) preventative bacteriacide applications D) proper irrigation - C) preventative bacteriacide applications ...