Raj, A. Shiv An introduction to physiology of field crops / Anumula Shiv Raj. - 1st ed. - New Delhi : Oxford & IBH Publishing Co. Pvt. Ltd., 1985 - 272 p. : ill, ; 24 cm. Include index. ISBN: 8120400240 Subjects--Topical Terms: Field crops. Dewey Class. No.: 630 / RAI