TY - PRO AU - Kohli,M.M. TI - Regional wheat breeding program tropical wheat South-America PY - 1987/// KW - Crop losses KW - Environmental factors KW - Germplasm KW - AGROVOC KW - Seed production KW - South America KW - Training KW - Varieties KW - Wheat KW - Plant breeding N1 - Tables, graphs, maps, appendices ER -