TY - BOOK AU - Pushpakumara , D.K.N.G AU - Gunasena , H.P.M AU - Weerakoon , W.M.W AU - Senanayake , D.M.J.B AU - De Silva , S.H.S.A TI - Onion seed production and crop husbandry U1 - 635.25 CY - Mahailluppallama PB - Field Crops Research and Development Institute KW - ONION SEED PRODUCTION KW - CROP HUSBANDRY ER -