Author Question: The moldboard plow: a. turns soil to mix crop residue, livestock manure, lime, and fertilizer b. ... (Read 71 times)

leilurhhh · **on:** Jul 21, 2018

The moldboard plow:

a. turns soil to mix crop residue, livestock manure, lime, and fertilizer
b. leaves the crop residue on the surface of the soil
c. leaves a large ditch for irrigation purposes
d. is no longer used because it encourages erosion

Question 2

When U.S. farmers export their product, they do which of the following?

a. Help maintain the balance of payments in foreign trade.
b. Ship needed food into the United States.
c. Earn income that is tax free.
d. Make friends in other countries.