TY - PRO AU - Deutsch,J.A. TI - Pre-release testing and seed production of insect resistant maize cultivars PY - 1989/// KW - Breeding KW - AGROVOC KW - Genetic variation KW - Methods KW - Pest insects KW - Pest resistance KW - Seed production KW - Varieties KW - Zea mays N1 - Abstract in Spanish, French, tables T2 - Toward Insect Resistant Maize for the Third World ER -