TY  - BOOK
AU  - KARAMJIT Singh
TI  - Phosphorus utilization efficiency of wheat genotypes in soils of varying P Status using tracer techniques
U1  - T 633.11 K12P 
PY  - 1993///
CY  - Ludhiana
PB  - PAU
KW  - WHEAT -- FERTILIZERS AND MANURES
KW  - PLANTS, EFFECT OF PHOSPHORUS ON
ER  -