TY - JA AU - Vasal,S.K. TI - Fragile areas in hybrid maize research PY - 1998/// KW - Breeding methods KW - AGROVOC KW - Combining ability KW - Heterosis KW - Inbred lines KW - Inbreeding KW - Maize KW - Research projects KW - Zea mays KW - Hybrids KW - CIMMYT T2 - Tamnet Newsletter ER -