1 Exampromax - Stuvia US
Illinois Field Crop Applicators Test Questions
and Answers 100% Correct Answers Already
Graded A+
Q: various, economical, environmentally sound, socially acceptable
Ans: An integrated pest management program is based upon what factors?
Q: Economic threshhold
Ans: What is the number of pests that should be controlled to prevent economic
damage from occurring?
Exampromax - Stuvia US
Q: Economic Injury level
Ans: Number of pests, costs of various treatments, expected yield, and expected
grain value are all factors to determine....
Q: Do not treat, but scout again later.
Ans: What should be done if scouting detects an important pest, but its numbers
do not reach the economic threshold?
Q: random
Ans: When scouting, where in the field should you sample?
Q: Cultural, Mechanical, Biological, Chemical
Ans: What are the 4 types of control measures used in an IPM?
Q: Larvae
Ans: At what stage in the life-cycle of a Corn rootworm does it prune and tunnel
through the roots causing stalk lodging?
Q: Adult
, 2 Exampromax - Stuvia US
Ans: At what life-cycle stage does a corn rootworm cause ear damage by feeding
on the silks?
Q: When silks are green, 5 or more beetles per plant if silks are clipped
within 1/2 inch of the ear tip.
Ans: What are the economic thresholds when scouting for corn rootworm
beetles in corn?
Q: From late July to late august at least 5 beetles per unbaited pherocon
AM trap in soybeans or .75 beetles per plant in non-rotated corn.
Ans: What are the economic thresholds when scouting for corn rootworm
beetles in soy?
Q: feed on the leaves and older larvae cause leaf cutting leading to reduced
Exampromax - Stuvia US
stands.
Ans: What damage does a black cutworm larvae do to corn seedlings?
Q: Crop debris, winter annaul weeds, late planted
Ans: What are 3 factors that have the most potential to lead to black cutworm
damage?
Q: rescue treatments when nessisary
Ans: What is the recommended method for managing black cutworms in IL?
Q: European corn borer
Ans: What type of larvae causes whorl damage in 1st generation, stalk tunneling
damage in the 2nd generation with possible ear tunneling and stalk rot?
Q: Leaf Aphid
Ans: Damages corn by coating the tassels and silks with honeydew which
reduces pollination.
Q: Japanese beetle grubs and other white grubs.
Illinois Field Crop Applicators Test Questions
and Answers 100% Correct Answers Already
Graded A+
Q: various, economical, environmentally sound, socially acceptable
Ans: An integrated pest management program is based upon what factors?
Q: Economic threshhold
Ans: What is the number of pests that should be controlled to prevent economic
damage from occurring?
Exampromax - Stuvia US
Q: Economic Injury level
Ans: Number of pests, costs of various treatments, expected yield, and expected
grain value are all factors to determine....
Q: Do not treat, but scout again later.
Ans: What should be done if scouting detects an important pest, but its numbers
do not reach the economic threshold?
Q: random
Ans: When scouting, where in the field should you sample?
Q: Cultural, Mechanical, Biological, Chemical
Ans: What are the 4 types of control measures used in an IPM?
Q: Larvae
Ans: At what stage in the life-cycle of a Corn rootworm does it prune and tunnel
through the roots causing stalk lodging?
Q: Adult
, 2 Exampromax - Stuvia US
Ans: At what life-cycle stage does a corn rootworm cause ear damage by feeding
on the silks?
Q: When silks are green, 5 or more beetles per plant if silks are clipped
within 1/2 inch of the ear tip.
Ans: What are the economic thresholds when scouting for corn rootworm
beetles in corn?
Q: From late July to late august at least 5 beetles per unbaited pherocon
AM trap in soybeans or .75 beetles per plant in non-rotated corn.
Ans: What are the economic thresholds when scouting for corn rootworm
beetles in soy?
Q: feed on the leaves and older larvae cause leaf cutting leading to reduced
Exampromax - Stuvia US
stands.
Ans: What damage does a black cutworm larvae do to corn seedlings?
Q: Crop debris, winter annaul weeds, late planted
Ans: What are 3 factors that have the most potential to lead to black cutworm
damage?
Q: rescue treatments when nessisary
Ans: What is the recommended method for managing black cutworms in IL?
Q: European corn borer
Ans: What type of larvae causes whorl damage in 1st generation, stalk tunneling
damage in the 2nd generation with possible ear tunneling and stalk rot?
Q: Leaf Aphid
Ans: Damages corn by coating the tassels and silks with honeydew which
reduces pollination.
Q: Japanese beetle grubs and other white grubs.
