The method of irrigation which is least subject to water loss by evaporation? -
Subsurface Drip
Which of the following is an uptake form of nitrogen? - NO3
Which of the following soil textures would likely have the lowest soil fertility? - Sand
What is a major factor in how pests are transported to host crops? - Wind
Which of the following is an advantage of crop rotation over a monoculture system? -
Risk is spread across more than one crop
Which of the following is NOT one of the three sides of the disease development
triangle? - Antigen
What is another term for rhizome? - Horizontal Underground Stem
Of the following pathways, which is of most concern for loss of phosphate from recently
tilled fields? - Erosion
The area in acres of a square field that is 1500' on each side is - 52
Which of the following factors affect wind erosion the least - Soil Texture
Some weeds show herbicide resistance because... - The same herbicide has been used
year after year
Loess soils are deposited by... - Wind
The major factor to consider in the selection of a variety of alfalfa for Northern Montana
is... - Winter Hardiness
Nitrogen fixation in peanuts occurs in specialized root structures called... - Nodules
Durum is a type of wheat used in the production of what? - Flour for pasta
Carrots raised for seed are examples of... - Biennials
In the production of hay, the most important factor that determines quality is... - Maturity
of plant when swathed
, The goal of sustainable agriculture practices is to... - Not use synthetic fertilizers
Cover crops, on organic farms, are used for... - Soil improvement
Pheromones can be used to help... - Trap insects
Organic matter in the soil is most important for good crop yields when... - Rainfall is
below normal
If anhydrous ammonia costs $1,000 per ton and is 82% N, what is the cost of N/lb? -
$0.61
Depth of fertility soil testing should reflect: - Depth of tillage
A plant continues to produce more leaves and stem after it had begun to flower. This
growth habit is called... - Intermediate
The Conservation Reserve Program (CRP) is designed to... - Reduce soil erosion and
improve air and water quality
A cotton plant is a/an... - Perennial
Confectionery and oil are the two types of... - Sunflower
Most ink is pressed from... - Soybean
Linseed oil is produced from - Flax
Of the following, which plant could be considered a weed? - Soybean, cotton, sunflower
(all of the above)
Most sugar cane sold in the U.S. comes from... - Sugar beets
Defoliation is a common pre-harvest practice on... - Cotton
Good Agriculture Practices (GAPs) at the farm level ensure... - The farm is producing
food safe for human consumption
GAP's are mentioned by... - The individual farm
Ginned cotton is cotton that has... - Had seeds removed
Which of the following two states raise the majority of sunflowers in the U.S.? - North
Dakota and South Dakota
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