TY - GEN AU - Singh, R.S. TI - Introduction to Priniples of Plant Pathology SN - 8120401786 U1 - 632.3 SIN CY - New Delhi, Oxford & IBH Publishing Co.Pvt.Ltd. KW - Plant protection / plant disease / Pathogenesis / Epidemology / Toxins / Disease cycle / Antibiotics / Soil fumegents / Fungicides ER -