【摘要】 根据四川省农家养猪日粮的营养盈缺状况 ,设计了两个以补添营养要素和促长剂为主的复合预混料配方。选用 44头杜洛克×川白Ⅰ系二杂阉猪分成 4组 ,作了 1 2 0天农家日粮添加 1 %的预混料饲喂肉猪试验。全期试验结果表明 ,试验组比对照组日采食量平均提高 2 7 9%和 30 2 % ,日增重提高 74 4 %和 6 0 6 % ,每千克增重提高饲料转化率2 6 3%和 2 6 8% ,节省饲料费 2 4 0 %和 2 4 4 % ,各项指标均达到差异极显著水平更多还原

【Abstract】 Two kinds of the multi premixes,which are composed of the nutrition key elements and the growth promoters,were made baced on the condition of the nutrition surplus and deficiency in the diets of the farmholding feed swine Forty four swine (Duroc×Sichuan Bai Ⅰ) were randomly seperated into four groups The multi premixes were added into the diets of the farmholding feed swine respectively The experiment lasted 120 days The results showed that the trial groups compared with the control groups,obviously the feed intake (FI) increased 27 9% and 30 2%,average daily gain (ADG) 74 4% and 60 6%,feed efficience 26 3% and 26 8% respectively The difference of each index in very significant更多还原