TY - BOOK AU - BALJIT Singh TI - Standardization of technique for mass rearing of Aips mellifera L. queen bees U1 - T 638.145 B17S PY - 1999/// CY - Ludhiana PB - PAU KW - HONEYBEE KW - APIS MELLIFERA KW - ENTOMOLOGY KW - MASS REARING KW - QUEEN BEES KW - TECHNIQUE N2 - To standardize technique for mass rearing of Apis mellifera queen bees, effects of varied diameter of queen cell cups method of larval grafting, age of the larva to be grafted and number of queen cell cups grafted per 10 bee frame strength cell builder co ER -