We lose 5 to 7 million hectares of productive cropland per year to __________________
A) abandonment,feralization,and other factors
B) soil degradation
C) forest replanting and regeneration
D) soil conservation efforts
E) recreational land use
Correct Answer:
Verified
Q13: The breakdown of large rocks into smaller
Q14: Industrial agriculture _
A)permanently improved soils,providing more food
Q15: Leaching _
A)can help plant growth only if
Q16: The O horizon is _
A)primarily loam
B)usually more
Q17: A soil deficient in humus would have
Q19: Tommy and Teagan are learning the process
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