Composite breeds to use heterosis and breed differences to improve efficiency of breef production : in cooperation with the Institute of Agriculture and Natural Resources, University of Nebraska-Lincoln
K.E. Gregory, L.V. Cundiff, and R.M. Koch
- Washington Agricultural Research Service 1999
- 75 p. 28 cm
- Technical Bulletin / Agricultural Research Service 1875 .
- Technical Bulletin / Agricultural Research Service .
Produccion animal Mejoramiento animal Produccion de carne Vigor hibrido Hibridacion