Fertilizer use under multiple cropping systems = report of an Expert Consultation held in New Delhi 3-6 February 1982

Fertilizer use under multiple cropping systems = report of an Expert Consultation held in New Delhi 3-6 February 1982 Food and Agriculture Organization text Rome FAO 1983 Ind Bibl. p. 179-201 MULTIPLE CROPPING FERTILIZERS URN:ISBN:92-5-101407-8