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作 者:文贵辉[1] 李丽立[1] 张彬[2] 曾元根[3] 宾冬梅[3] 王久荣[1] 陈登科[2] 李洪庆
机构地区:[1]中国科学院亚热带农业生态研究所,湖南长沙410125 [2]湖南农业大学,湖南长沙410128 [3]湖南环境生物职业技术学院,湖南衡阳421001 [4]长沙华英实业集团有限公司,湖南长沙410008
出 处:《农业现代化研究》2008年第3期379-381,共3页Research of Agricultural Modernization
基 金:中国科学院创新方向项目(KSCX2-YW-N-49);国家自然科学基金资助项目(30571351,30671516);湖南省自然科学基金资助项目(08JJ30800,06JJ20091);湖南省教育厅重点专项(05A025)
摘 要:本试验选择白术多糖来研究其对樱桃谷肉鸭生长性能的影响。选用480只1日龄樱桃谷肉鸭,随机平均分成6组,其中A为对照组,仅饲喂基础日粮;B、C、D、E为试验组,在基础日粮中分别添加不同梯度(0.2%、0.4%、0.6%和0.8%)的白术多糖;F为抗生素添加组。每组设4个重复。结果显示:在1-14日龄阶段,F组日增重(682.98g/d)和日采食量(1269.79g/d)均显著(P<0.05)高于其他各组;F组料肉比(1.87)显著(P<0.05)高于C组(1.67)和E组(1.66)。在15~28日龄阶段,B组日增重(1469.36g/d)显著(P<0.05)高于D组(1364.41g/d)和F组(1349.04g/d);B(3547g/d)、(C 3643.39g/d)、(D 3578.55g/d)、E(3661.07g/d)和F(3592.30g/d)各组的日采食量均显著(P<0.05)高于A组(3385.13g/d)。结论说明:白术多糖能够在一定程度上提高樱桃谷鸭的日采食量、日增重和饲料利用率。To study the effectsofpolysaccharides ofatractylodes macrocephala koidz on grow the performance of cherry volley duck, 480 one-day age cherry volley ducks were divided randomly into six groups (B ,C.D.E and F groups and control group -A group). The percentage of polysaccharide added in the B.C.D and E groups were 0.2% .0.4% ,0.6%0 and 0.8%, respectively. The antibiotic was added in F group. Each group was divided into four repeatable treatments. The results showed: that during 1-14 day age, feed intake (1269.79g/d) and ADG (682.98g/d) in F group improved significantly (P〈0.05)compared with other groups; feed efficiency in F group (1.87) increased significantly (P〈0.05) compared with C (1.67)and E (1.66)groups. During 15-28 day age,ADG in B treatment (1469.36g/d) increased significantly (P〈0.05) compared with D (1364.41g/d) and F (1349.04g/d)groups; feed intake in B (3547g/d), C(3643. 39g/d ), D ( 3578.55g/d ), E ( 3661.07g/d ) and F ( 3592.30g/d ) groups increased significantly ( P〈0.05 ) compared with A group (3385.13g/d ). The results showed that polysaccharide of atractylodes macrocephala koidz can improve every day gain, feed intake and feed efficiency.
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