/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%22Nitrogen%20fertilizer%22&sort_by=relevance&format=rss 5 0 50 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=19424 New York Academic 1956

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=19424 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=22387 New York Academic 1971

]]> Place hold on Advances in agronomy. V 23

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=22387 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=37334 New York Academic 1971

]]> Place hold on Advances in agronomy. V 23

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=37334 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=39515 By HAUCK, Roalnd D.
USA ASA 1984

]]> Place hold on Nitrogen in crop production

]]> /cgi-bin/koha/opac-detail.pl?biblionumber=39515 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=57282 By Wang W B.
Climate change, low carbon economy and sustainable natural rubber industry: Preprints of proceedings of IRRDB International Rubber Conference 2010, 18-19 October 2010 Sanya, Hainan, China, pp. 156-165.

]]> Place hold on Distribution and uptake efficiency of different nitrogen fertilizer in rubber seedling

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