00273nam a22001097a 4500003000400000005001700004008004100021082001600062100001500078245003300093260003700126OSt20230527111309.0230527b        |||||||| |||| 00| 0 eng d  a581.2bP22E  aPathak V.N  aEssential of Plant Pathology  aJaipurbPrakash Publishersc1972