TY  - BOOK
AU  - Singh,D.V.
TI  - Comparative performance of soybean cultivars under varying levels of nitrogen and plant popluation
KW  - Oil seeds
KW  - Leguminosae
KW  - Varieties
KW  - Plant population
KW  - Proteins fertilizers
KW  - Nitrogen fertilizers
KW  - food crops
ER  -