The biological method for determining deficiency of lime, P and K is
A. Aspergillus test
B. Neubavers method
C. Azotobacter Plague Test
D. None of these
Answer: Option C
Solution (By Examveda Team)
The biological method for determining a deficiency of lime, P and K is Azotobacter Plague Test. The sensitiveness 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.This Question Belongs to Agriculture >> Soil Science
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