00406nam a2200145Ia 4500008004100000020001500041082001600056100002200072245003400094260006300128300000800191650002300199650001800222653002000240170901s1993    xx            000 0 und d  a8123901984  a581.2bV67P  aVidhyasekaran, P. 0aPrinciples of Plant Pathology  aNew DelhibCBS Publishers and Distributors Pvt. Ltd.c1993  a166  aBotanical sciences  aPure Sciences  aPlant Pathology