TY  - BOOK
AU  - Sachdev, M S (Ed.), Sachdev, P (Ed.), Deb, D L (Ed.)
TI  - Isotopes & radiations in agriculture & envirnment research 
PY  - 1996///
CY  - New Delhi: 
PB  - ISNA, 
KW  - Agriculture
KW  - Root system
KW  - Crop productivity
ER  -