00281nam a2200109Ia 450000500170000000800410001708200120005810000170007024500330008726000430012030000080016320260224040841.0260224s9999||||xx |||||||||||||| ||und||  a635 GUP  aGupta, V.K.  0aDiseases of vegetable crops.  aLudhiana : Kalyani Publications c2001  a277