Listar por tema "Mating"
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Demanda energética de sistemas de cria com primeiro acasalamento aos 18 ou 24 meses
(2023) [Tesis de maestría]A alimentação é um dos fatores limitantes para a produção animal, e representa o maior custo de produção nos sitemas de cria. Assim, este estudo buscou simular as demandas de energia metabolizável de dois sistemas de cria, ... -
Effects of aging and polygamy on the reproductive performance of Grapholita molesta (Lepidoptera: Tortricidae)
(2011) [Artículo de periódico]Males and females of Grapholita molesta (Lep., Tortricidae) are polygamous. In order to evaluate the effects of polyandry and polygyny in the reproductive performance of this species, newly-emerged adults were submitted ... -
Post-weaning weight gain and pregnancy rate of beef heifers bred at 18 months of age : a meta-analysis approach
(2012) [Artículo de periódico]The objective of this study was to evaluate, using meta-analysis, the main factors related to post-weaning body weight and weight gain that affect pregnancy rate of heifers bred at 18 months of age. Data of 1398 beef heifers ...