Because both oilseed and confectionary sunflowers grown in Kansas do not produce additional new leaves after they begin flowering, their growth habit is called:
determinate
monoecious
biennial
indeterminate
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Because both oilseed and confectionary sunflowers grown in Kansas do not produce additional new leaves after they begin flowering, their growth habit is called:
determinate
monoecious
biennial
indeterminate
An important environmental concern related to pesticide use is:
runoff of pesticides into streams and lakes
leaching of persistent chemicals or breakdown products into ground water
point-source pollution from spills or improper disposal
all of the above are issues which could threaten the future of pesticide use
According to NRCS guidelines, the minimum amount of crop residue which must remain on the soil surface for a cropping system after planting to qualify as conservation tillage is:
10%
20%
30%
50%
A new type of tillage tool being promoted for one time or infrequent use in no-till systems to incorporate some residue and break through surface compaction is currently being evaluated. This tool is called a:
rotary hoe
tandem disk
vertical tillage tool
plow
A harvest concern with regard to moldy corn seed is the potential presence of toxic levels of:
nitrate
Salmonella
aflatoxin
vomitoxin
A common disease of wheat is leaf rust, which is caused by a fungus that does not survive over winter in Kansas. However, the leaf rust spores blow in from the Southern states each spring to infect our wheat crop. In this example, the wind is called the:
pathogen
parasite
inoculum
vector
The standard test weight per bushel for soybean is
48 pounds
52 pounds
56 pounds
60 pounds