TY  - JA
AU  - Brar,J.S.
AU  - Dhillon,N.S.
AU  - Sidhu,A.S.
TI  - Critical levels of available N and P for wheat
U1  - 85-042242 
PY  - 1984///
KW  - Fertilizers
KW  - AGROVOC
KW  - Phosphate fertilizers
KW  - Wheat triticum spp
KW  - Soil fertility
KW  - Nitrogen fertilizers
T2  - Indian Journal of Ecology
ER  -