00345nam a2200133Ia 4500008004100000082001300041100002100054245001900075260004300094300001000137600002300147600002300170650001800193140113s9999    xx            000 0 und d  a581.2 M9  a" Swarup, Gopal"  aPlant diseases  b"New Delhi : Anmol publications, 1989"  a395p.  a" Dasgupta, D. R."  a" Dasgupta, D. R."  aPlant disease