Sistema nervioso del bovino by maria alejandra rodriguez. After maize hybrid was first utilized in field on a large scale in usa in 1930s, heterosis of other crops such as rice, sorghum, rape, and vegetable etc began to be widely used in production, and had made great achievements in crop breeding by the end of last century, mainly contributed to notable increasing of crop yield. Estimates of breed average direct, maternal and heterosis. An offspring is heterotic if its traits are enhanced as a result of mixing the genetic contributions of its parents. Remote work advice from the largest allremote company. American hereford harris heterosis project american. This advantage was documented during a threeyear, realworld commercial heterosis project comparing progeny by hereford and angus bulls when crossed on angusbased cows. Additive genetic group and heterosis effects on growth. Efectos geneticos directos, maternos y heterosis individual. The genetics and exploitation of heterosis in crops. Maternal and heterosis effects were not significant p 0. The user is free to download, print, store and share this work. Heterosis, hybrid vigor, or outbreeding enhancement is the improved or increased function of any biological quality in a hybrid offspring.
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