Effects of dry season nutritional supplementation on growth, onset of puberty and subsequent fertility in Boran and Boran X Friesian heifers in Ethiopia

• Published in: Theriogenology Vol. 37; no. 5; pp. 1017 - 1027
• Main Authors: Tegegne, A. (International Livestock Centre for Africa (ILCA), Addis Ababa, Ethiopia), Entwistle, K.W, Mukasa-Mugerwa, E
• Format: Journal Article
• Language: English
• Published: United States 01.05.1992
• Subjects: AGE; BLE; COMPLEMENT ALIMENTAIRE; EDAD; ETHIOPIE; ETIOPIA; FECONDATION; FECUNDACION; FEMELLE; FERTILIDAD; FERTILITE; GENISSE; GUIZOTIA ABYSSINICA; HEMBRA; MADUREZ SEXUAL; MATURITE SEXUELLE; MEDICION DEL CUERPO; MENSURATION CORPORELLE; NIVEAU D'ALIMENTATION; NIVEL ALIMENTICIO; NOVILLA; PERFORMANCE DE REPRODUCTION; PESO; POIDS; PRODUCTOS DEL CRUZAMIENTO; PRODUIT DE CROISEMENT; RACE; RAZAS; REPRODUCTIVIDAD; SALVADO; SON; SUPLEMENTOS DE PIENSOS; TORTAS OLEAGINOSAS; TOURTEAU D'OLEAGINEUX; TRIGO

Shortly after weaning at 8 months of age, 43 Boran arid 46 Boran X Friesian crossbred heifers were randomly divided to either receive a supplementary feed containing 16% crude protein during the dry season or to serve as controls. Heifers were examined monthly, and data on body weight, wither height...