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Featured researches published by Ruan Dong.
动物营养学报 | 2016
夏伟光; Xia Weiguang; 王胜林; Wang Shenglin; 陈伟; Chen Wei; 阮栋; Ruan Dong; 王爽; Wang Shuang; Fouadam; Fouad A M; 林映才; Lin YingCai; 郑春田; Zheng Chuntian
本试验旨在研究饲粮叶酸(FA)添加水平对山麻鸭产蛋性能、蛋品质、生殖器官及血浆生殖激素指标的影响,以确定产蛋期(18~32周龄)山麻鸭FA的需要量。试验选用16周龄的山麻鸭360只,随机分成6个组,每个组5个重复,每个重复12只,单笼饲养。试验蛋鸭饲喂不添加FA的基础饲粮2周后,分别饲喂在基础饲粮中添加0、0.5、1.0、2.0、4.0、8.0 mg/kg FA的试验饲粮,试验期15周。结果表明:1)饲粮FA添加水平对产蛋初期、产蛋高峰期和试验全期的蛋鸭产蛋性能指标无显著影响(P>0.05)。2)随着饲粮FA添加水平的提高,蛋壳相对重和蛋壳厚度先升高后下降,1.0 mg/kg FA添加组的蛋壳相对重显著高于其他组(P < 0.05)。3)随着饲粮FA添加水平的提高,优势卵泡重、优势卵泡重/卵巢重先升高后降低,饲粮FA添加水平对优势卵泡重和优势卵泡重/卵巢重有显著影响(P < 0.05),以4.0mg/kg FA添加组最高。4)随着饲粮FA添加水平的提高,血浆孕酮浓度先升高后下降,其中2.0 mg/kg FA添加组血浆孕酮浓度最高;8.0 mg/kg FA添加组血浆促黄体生成素浓度显著高于其他各组(P < 0.05)。由此可见,在玉米-豆粕型饲粮中添加FA在一定程度上有利于促进优势卵泡的发育,但未能显著影响山麻鸭的产蛋性能。仅考虑产蛋性能,玉米-豆粕型饲粮中不需添加FA;以蛋壳相对重和蛋壳厚度为评价指标,建议玉米-豆粕型饲粮FA适宜添加水平为1.0 mg/kg。
Archive | 2017
Ruan Dong; Hu Youjun; Zheng Chuntian; Wang Shenglin; Chen Wei; Xia Weiguang; Wang Shuang
Archive | 2017
Chen Wei; Zheng Chuntian; Wang Shuang; Ruan Dong; Cui Yiyan; Xia Weiguang
Archive | 2017
Xia Weiguang; Zheng Chuntian; Chen Wei; Ruan Dong; Wang Shuang
Archive | 2017
Ruan Dong; Jiang Shouqun; Zheng Chuntian; Hu Youjun; Ding Fayuan; Chen Fang; Gou Zhongyong; Lin Xiajing; Li Long
Archive | 2017
Ruan Dong; Cheng Gang; Zheng Chuntian; Chen Wei; Wang Shuang; Xia Weiguang
Archive | 2016
Chen Wei; Wang Shuang; Ruan Dong; Zheng Chuntian; Xia Weiguang
Archive | 2016
Chen Wei; Luo Xi; Xiong Yunxia; Ruan Dong; Wang Shuang; Zheng Chuntian; Xia Weiguang
Dongwu Yingyang Xuebao | 2016
Luo Xi; Chen Wei; Zheng Chuntian; Lin YingCai; Wang Shenglin; Ruan Dong; Wang Shuang; Xia Weiguang; Qiu Yueqin; Xiong Yunxia
Dongwu Yingyang Xuebao | 2016
Wang Shuang; Ma Weiying; Chen Wei; Ruan Dong; Zheng Chuntian; Shen Junda; Xu Yihu; Lin YingCai; Lu Lizhi