Nutrient mangement for sustainable rice-wheat cropping systems
Singh, Yadvinder , ed
Nutrient mangement for sustainable rice-wheat cropping systems - New Delhi Indian Council of Agricultural Research 2003 - 412p.
631.8:633.584.11/.18 / S64N
Nutrient mangement for sustainable rice-wheat cropping systems - New Delhi Indian Council of Agricultural Research 2003 - 412p.
631.8:633.584.11/.18 / S64N