C. TRUE/FALSE
Indicate if the following statements are
true or false.
a. Weeds are para...
Biology, 20.02.2021 04:10 TheMixingToad
C. TRUE/FALSE
Indicate if the following statements are
true or false.
a. Weeds are parasites.
B. Weeds may serve as hosts for insects or pathogens.
C. Weeds can reduce the carbon dioxide content of a greenhouse
D. Weeds can reduce the heat efficiency of a greenhouse
E. Weeds are visible problems only. They do not persist unseen in the soil
F. Weeds do not have botanical names because they are not of economic importance
G. All weeds are annuals
H. Dormant weed seeds can persist in the soil for several years
I. Uncultivated land is likely to have more weed seeds in the soil than cultivated land
J. Weed seeds can pass through the digestive tract of animals
K. The action threshold signaling the need for control is a common standard that can be applied to all crops and sites
L. IPM scouting requires the immediate recognition of when the action threshold for a plant is near
M. Alternate host plants can be used to a tracked insect pests away from economically prized plants
Answers: 1
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