/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Cropping%20systems%22&sort_by=relevance&format=rss 4 0 50 ISBN:9780792334132 /cgi-bin/koha/opac-detail.pl?biblionumber=2159 Dordrecht ; Boston Kluwer Academic Publishers 1995 .
287 p. : ill. ; 27 cm , Includes bibliographical references and index 9780792334132

]]> Place hold on Management of biological nitrogen fixation for the development of more productive and sustainable agricultural systems : extended versions of papers presented at the symposium on biological nitrogen fixation for sustainable agriculture at the 15th Congress of soil science, Acapulco, Mexico, 1994

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=2159 ISBN:9781560221067 /cgi-bin/koha/opac-detail.pl?biblionumber=253961 New York Food Products Press 2003 .
720 p. : ill. ; 23 cm. , Includes bibliographical references and index 9781560221067

]]> Place hold on Cropping systems : trends and advances

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=253961 ISBN:9788130900001 /cgi-bin/koha/opac-detail.pl?biblionumber=253962 New Delhi Viva Books 2005 .
720 p. : ill. ; 23 cm , Includes bibliographical references and index 9788130900001

]]> Place hold on Cropping systems : trends and advances

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=253962 ISBN:9788131306512 /cgi-bin/koha/opac-detail.pl?biblionumber=364976 By Singh, Sita Ram.
New Delhi A. P. H. Pub. Corp 2009 .
297 p. : ill., map. ; 23 cm , Includes bibliographical references 9788131306512

]]> Place hold on Agro agro diversity and cropping pattern : issues and challenges

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