Analysis of eco-regional production constraints in rice-wheat cropping system
Yadav, R L (et al)
Analysis of eco-regional production constraints in rice-wheat cropping system - Meerut, U.P Project directorate for cropping systems research 1998 - 68
Analysis of eco-regional production constraints in rice-wheat cropping system - Meerut, U.P Project directorate for cropping systems research 1998 - 68
