Vidyalelo
Agriculture · Q9

Soil Science

Graduate and Post Graduate · Agriculture · question 9

Q9

Potash Feldspar releases less amount of K, because

A.
Less rupture of Si-O-Al bonds
Answer
B.
Less K reserve
C.
Both A and B
D.
None of the above

Answer: Option A

Solution

Answer: Option A
Solution:
Potassium feldspar refers to several minerals in the feldspar group containing potassium.
It is observed the rate of K uptake by the plant is usually greater than the rate of K release from the weathering of feldspar it is because of less rupture of Si-O-Al bonds.