Corn plants are generally more efficient in the use of water than is alfalfa.
Indicate whether the statement is true or false
Question 2
Because of ________, soils developed in marine marshes can become extremely acid if drained for agriculture or used as topsoil.
A) oxidation of sulfides
B) reduction of elemental sulfur
C) reduction of sulfates
D) oxidation of sulfates
E) all of the above