TY  - BOOK
AU  - Shilpa
TI  - Nitrogen assimilation and associated biochemical parameters in crop Brassicas
U1  - T 583.123.041.925 S40N 
PY  - 2007///
CY  - Ludhiana
PB  - PAU
KW  - NITROGEN -- PHYSIOLOGICAL EFFECT
KW  - NITROGEN -- FIXATION
ER  -