Kerala Agricultural University Central Library Search for 'su:{Soil fertility-effect of fertilizers/crop productivity-INdia-effect of fertilizers use/fertilizers-agriculture - India}'

Soil fertility and crop productivity under long-term use in India

By Nambiar, K K M. Newdelhi, Publications and information division , ICAR 1994 . 144

By Nambiar, K K M. Newdelhi, Publications & information division, ICAR 1994 . 144