TY  - BOOK
AU  - Durani, Asmastullah
TI  - Effect of long term differential fertilization on Nitrogen forms under Rice-Wheat and Maize-Wheat systems
U1  - T631.84 D95E 
PY  - 2014///
CY  - Ludhiana
PB  - PAU
KW  - NITROGEN FERTILIZER 2.SOILS - NITROGEN CONTENT 3.WHEAT - FER
KW  - NITROGEN FERTILIZER 2.SOILS - NITROGEN CON
ER  -