TY - GEN AU - Abrol , D.P. TI - Huney bee diseases and their management SN - 8127207365 U1 - 638.1 PY - 1997/// CY - New Delhi PB - Kalyani KW - BEE KEEPING KW - AGRICULTURE KW - HONEY BEE DISEASES KW - HUNEY BEE MANAGEMENT ER -