R.S. Dixit Cropping Systems Research - 2nd Ed - Ludhiana Kalyani Publishers 2007 - 194p R.S. Dixit: Cropping Systems Research. (2nd Ed) Ludhiana. Kalyani Publishers, 2007. 81-272-3364-1 Rs. 150.00--(630.2DIX) ENGLISH ISBN: 81-272-3364-1 Dewey Class. No.: 630.2 / DIX