TY  - BOOK
AU  - Bajwa, M.S.
TI  - Studies on the effect of continuous application of NPK on the physicochemical properties of the soil and nutrition of citrous-chemical composition of leaves and quality.. at ATTARI
U1  - T 634.3 B17S 
PY  - 1963///
CY  - Ludhiana
PB  - PAU
ER  -