00898nam0-22003371i-450 99000177942040332120201022102416.00-12-266651-8000177942FED01000177942(Aleph)000177942FED0100017794220030910d1993----km-y0itay50------baengGBa-------001yyInsect pollination of cropsJohn B. Free2nd ed.LondonAcademic Press1993XII, 684 p.ill.25 cmImpollinazione582.016 62571.864223itaFree,John B.72838ITUNINARICAUNIMARCBK99000177942040332160 571.864 FREJ 19934260FAGBCFAGBCInsect pollination of crops405607UNINA