Evolução do rebanho holandês em uma propriedade do sudoeste paranaense ; Evolution of the dutch herd on a property southwest of Paraná

The objective of this study was to evaluate milk production in dairy cows and average daily gain (ADG) of heifers in the rearing and weaning weight of calves in a property southwest of Paraná. The study was conducted on the property of Mr. Paulino Bartiniski Santa Cruz community in Cruzeiro do Iguaçu- PR during the years 2012 and 2013. The property has an area of 10 hectares. 13 heifers and 16 lactating animals, all Holstein were used. The animals were evaluated in four treatments (summer, autumn, winter, spring). For milk production, in 2012 and 2014, was different (P < 0.05 ) during winte... Mehr ...