TY - BOOK AU - P.R. Mehta AU - B.K. Varma, TI - Plant protection U1 - 632.9 PY - 1968/// CY - New Delhi PB - Information Unit directorate of Extension Ministry of Food Agriculture Community Development N1 - P.R. Mehta & B.K. Varma: Plant protection. New Delhi. Information Unit directorate of Extension Ministry of Food Agriculture Community Development, 1968.--(632.9MEH) ER -