TY - BK AU - Murphy,J.P. AU - Stalker,H.T. ED - Proceedings of the conference TI - Plant breeding in the 1990's SN - 0-85198-717-6 U1 - 631.53 PY - 1992/// CY - Wallingford (United Kingdom) PB - CAB International, KW - Biotechnology KW - Breeding methods KW - AGROVOC KW - Disease resistance KW - Genetic variation KW - Pest resistance KW - Resistance to injurious factors KW - Selection KW - Plant breeding ER -