00273nam a2200109Ia 450000500170000000800410001708200120005810000180007024500320008826000350012030000080015520260224040841.0260224s9999||||xx |||||||||||||| ||und||  a635 STE  aSteferud, A.  0aDiseases of vegetable crops  aNew Delhi: Biotech Booksc2005  a210