新鲜饲料油菜对肉牛育肥效果的研究

Study on fresh feed Brassica Napus L. on fattening effects in beef cattle

为研究新鲜饲料油菜对肉牛育肥效果的影响,本试验选取30头西门塔尔、夏洛莱杂交牛随机分为3组,进行为期55 d的饲养试验。对照组、试验Ⅰ组和试验Ⅱ组在每日饲喂相同精饲料和粗饲料的基础上,试验Ⅰ组、Ⅱ组分别额外添加3 kg和5 kg新鲜饲料油菜。结果表明:试验Ⅰ组、Ⅱ组肉牛日增重分别较对照组提高28.26%、31.52%(P<0.01);试验Ⅰ组、Ⅱ组日毛利分别较对照组提高5.58、7.07元。综上所述,饲喂新鲜饲料油菜对肉牛的生产性能和经济效益有明显的促进作用。

This study aimed to explore the effects of fresh feed Brassica Napus L on fattening effect in beef cattle.A total of 30 Simmental or Charolais crossbred progenies were randomly divided into 3 groups.The researeh lasted for 55 days.The control group（n=10）,the experiment group Ⅰ （n=10） and the experiment group Ⅱ （n=10） were fed on the basis of the same concentrate feed and coarse fodder,extra 3 kg and 5 kg fresh feed Brassica Napus L were added to the experiment group Ⅰ and Ⅱ , respectively.The results showed that the average daily gain of the experiment group Ⅰ and Ⅱ were increased by 28.26% and 31.52% compared with the control group（P 〈 0.01 ）.The daily gross profit of the experiment group Ⅰ and Ⅱ were increased by 5,58,7.07 yuan compared with the control group, respectively.In conclusion,adding the fresh feed Brassica Napus L could promote the production performance and economic benefit of beef cattle.