Q218
The biological method for determining deficiency of lime, P and K is
A.
Aspergillus test
B.
Neubavers method
C.
Azotobacter Plague Test
AnswerD.
None of these
Answer: Option C
Solution
Answer: Option C
Solution:
The biological method for determining the deficiency of lime, P and K is Azotobacter Plague Test.The sensitivity of the Azotobacter group of organisms to soil acidity and lack of available phosphate has been long recognized and has been the basis of microbiological tests to check soil deficiencies.