Question

The main target when controlling the acidity of soils is ______.
a.
neutralizing the pH
b.
adding base
c.
replacing lost cation nutrients
d.
eliminating humic acids


Please select the best answer from the choices provided

A
B
C
D

Answer 1

C

The main goal is to replace exchangeable acidity (H+ and Al3+) with basic cations (e.g., Ca2+, Mg2+) lost from the soil, typically by liming.