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Ingestive behavior of pastured crossbred dairy cows offered different supplement types.

机译:牧草杂交奶牛的摄食行为提供了不同的补品类型。

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The aim of this study was to assess the effect of different supplements on the behavior variables of crossbred dairy cows that were in pasture that comprised two 4x4 Latin squares (four periods, four treatments, and four animals). Each experimental period lasted 15 days (10 days to adapt animals to treatments and 5 days for data collection). The animals were supplemented twice a day, with different forage (corn silage and cactus pear) and concentrate sources (soy mea+wheat meal+corn meal=cotton seed together and soy meal as a single constituent of the concentrate). A significant difference (p<0.10) was observed for the percentage of time spent consuming the supplement and for idleness, rumination, and bite rate at the time of supplementation. The supplement intake period was greater for the cactus pear-based supplements due to the lower dry matter content. Those based on corn silage resulted in longer rumination periods than those consisting of cactus pear; however, the opposite was observed for supplements based on the cactus, which showed higher percentages of time for idleness. The supplementation influenced the ingestive behavior of crossbred dairy cows.Digital Object Identifier http://dx.doi.org/10.1007/s11250-012-0195-0
机译:这项研究的目的是评估不同补品对包含两个4x4拉丁方块(四个时期,四个处理和四个动物)的杂交牧场奶牛行为变量的影响。每个实验期持续15天(让动物适应治疗需要10天,数据收集需要5天)。每天两次给动物补充不同的草料(玉米青贮饲料和仙人掌梨)和浓缩物来源(豆粕+小麦粉+玉米粉=棉籽在一起,大豆粉作为浓缩物的单一成分)。食用补充剂所花费的时间百分比以及补充时的空转,反刍和咬合率均存在显着差异(p <0.10)。基于仙人掌梨的补品的补品摄入期较长,原因是干物质含量较低。那些以玉米青贮为基础的产品,其反刍周期要长于仙人掌梨。但是,基于仙人掌的补品却发现相反的情况,它显示出较高的闲置时间百分比。补充物影响了杂交奶牛的摄食行为。数字对象标识符http://dx.doi.org/10.1007/s11250-012-0195-0

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