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用低KOH溶解度加拿大双低菜粕部分替代TMR日粮中豆粕对泌乳早期奶牛产奶量和奶成分的影响
双低菜粕 豆粕 产奶量 奶成分
2010/3/17
中国是世界上最大的油菜籽生产国,近几年来每年的生产量在1 100万~1 200万t(Huang等,2005;Deng,2005等)。这就意味着每年有600万~700万t的菜粕和菜饼产量。普通菜粕常常被作为水产饲料的原料(10%~40%添加),但是在猪、鸡、肉牛和奶牛日粮中常常被限制利用。这主要是由于普通菜粕中高含量的硫代葡糖苷(40~180μmol/g)及其衍生产物(异硫氰酸酯和恶唑烷硫酮)影响...
UREA LEVEL IN COWS’ MILK FED ON TOTAL MIXED RATION (TMR) AND TRADITIONAL SYSTEM IN SUMMER AND WINTER SEASON
urea feeding system feeding season
2010/12/8
In the research urea content in milk and frequency of the occurrence of samples with different urea level in milk of cows fed on total mixed ration (TMR) and traditional system in summer and winter se...
The Determination of Buffering Capacity of Some Ruminant’s Feedstuffs and their Cumulative Effects on TMR Ration
Buffering capacity buffering value index ruminant feedstuffs
2009/1/19
Two experiments have been conducted in order to investigate the buffering capacity of some ruminant’s feedstuffs and their additivity to calculate ration buffering capacity as a tools for feed formula...
奶牛全混合日粮(TMR)饲养技术
饲养技术 全混合日粮 奶牛
2008/3/6
奶牛全混合日粮(Total Mixed Ration,TMR)饲养技术是一种将粗料、精料、矿物质、维生素和其它添加剂充分混合,配制成一种全价饲料,类似于猪或家禽的全价饲料,由发料车发送,散放牛群自由采食的一种先进的饲养技术。TMR技术是现代奶牛饲养的一项革命性突破,它在奶牛养殖业发达国家已得到普遍应用,国内的现代化和规模化奶牛养殖场也已陆续开始使用这项技术,并取得了很好的效益。配制TMR是以营养...