na INLIS000000000055116 20220730010139 0010-0722000293 ta 220730 0 eng 632.9 632.9 PAT l PATHAK, V.N Laboratory manual of plant pathology / V.N. Pathak New Delhi : Oxford & IBH, 1974 xi, 212 p. : ill. ; 21 cm. PLANT PATHOLOGY LABORATORY TECHNIQUES 702/81