Studies on the cumulativean and residual effect on the application of manures and fertilizers
Prihar, S.S.
Studies on the cumulativean and residual effect on the application of manures and fertilizers - Ludhiana 1960
T 631.8 P81S
Studies on the cumulativean and residual effect on the application of manures and fertilizers - Ludhiana 1960
T 631.8 P81S