TY - TH AU - Brajcich,P. TI - Estimates of heterosis for five agronomic traits in selected winter X spring and winter X winter wheat crosses (Triticum aestivum L. em Thell) PY - 1980/// CY - Corvallis, OR (USA) PB - Oregon State University, KW - Behaviour KW - Crossbreeding KW - Heritability KW - AGROVOC KW - Hybrid vigour KW - Hybridization KW - Inbreeding KW - Spring crops KW - Statistical analysis KW - Winter crops KW - Triticum aestivum KW - Yields N1 - Thesis (M. Sc.)-Oregon State University, 1980, tables, bibliography p. 74-76, appendix p. 78-81 ER -