Between 1982 and 2007,soil erosion on U.S.cropland
A) increased by 25%
B) decreased by 43%.
C) decreased by 21%.
D) increased by 13%.
Correct Answer:
Verified
Q35: Ped formation enhances
A)soil texture.
B)soil horizons.
C)plasticity.
D)permeability.
Q36: The term used to denote the part
Q37: The practice of leaving crop residue on
Q38: Acidic soils
A)are exceptionally rare.
B)are high in calcium,magnesium,potassium,and
Q39: Which of the following is CORRECT regarding
Q41: The pedogenic process that produces an illuviated
Q42: Which of the following is among the
Q43: Laterization is likely to occur
A)in the tropics.
B)in
Q44: Salinization is likely to occur
A)in humid climate
Q82: Soil science is an interdisciplinary study, drawing
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