Das, S K Sachdev, M S Subbiah, B V
Isotopes in soil plant nutrition - Newdelhi, I C A R 1993 - 138
soil plant nutrition / soil isotopes / soil science
631.41 SUB 2
100
Isotopes in soil plant nutrition - Newdelhi, I C A R 1993 - 138
soil plant nutrition / soil isotopes / soil science
631.41 SUB 2
100