[1] Wei W D, Li X L.Analysis of research methods for carrying capacity and stocking rate on grazing grassland. Prataculture & Animal Husbandry, 2011, 8: 1-4. 魏卫东, 李希来. 放牧草地载畜量与放牧率研究方法分析. 草业与畜牧, 2011, 8: 1-4. [2] Li Y N.Tibetan sheep dynamic changes of body weight and its relationship with meteorological conditions. Ecology of Domestic Animal, 1997, (4): 11-15. 李英年. 藏系绵羊体重动态变化及其与气象条件的关系. 家畜生态, 1997, (4): 11-15. [3] Introduction for excellent varieties. Gansu sheep breed introduction. Gansu Animal and Veterinary Sciences, 2013, (9): 53-54. 良种推介. 甘肃绵羊品种介绍. 甘肃畜牧兽医, 2013, (9): 53-54. [4] Ren J Z.Grassland science research method. Beijing: China Agricultural Press, 1983. 任继周. 草业科学研究方法. 北京: 中国农业出版社, 1983. [5] Watson S J.Animals as means of evaluating pasture production//Animals and Grass, Report of proceeding of the 9th Meeting. UK: British society of Animal production, 1948: 7-43. [6] Tilley J M, Terry R A.A two stage technique for the in vitro digestion of forage crops. Grass and Forage Science, 1963, 18(2): 104-111. [7] Wu T C, Wu J P, Zhao S G, et al. Seasonal dynamics research on grazing intake of Oula Tibetan sheep at different ages in Gannan Maqu. Acta Agrestia Sinica, 2016, 24(2): 317-321. 吴铁成, 吴建平, 赵生国, 等. 甘南玛曲不同年龄欧拉型藏羊放牧采食量季节动态研究. 草地学报, 2016, 24(2): 317-321. [8] Cui Z H.Research progress on methods of determination of diet composition and feed intake of grazing animals. Journal of Domestic Animal Ecology, 2011, 32(5): 1-4. 崔占鸿. 放牧家畜采食量和择食性测定方法的研究进展. 家畜生态学报, 2011, 32(5): 1-4. [9] Tian F Y, Li J Y, Li F D, et al. Advances in measuring method of feeding intake of ruminant. Chinese Journal of Animal Science, 2006, 42(9): 62-64. 田富洋, 李晋阳, 李法德, 等. 反刍动物采食量测定方法的研究进展. 中国畜牧杂志, 2006, 42(9): 62-64. [10] Liu J X, Hu Z Z, Ren J Z, et al. The series studies of grazing ecology and digestion and metabolism of sheep on alpine pasture Ⅳ seasonal dynamics of intake and digestion and metabolism of grazing sheep. Acta Prataculturae Sinica, 2001, 10(3): 65-71. 刘金祥, 胡自治, 任继周, 等. 高山草原绵羊放牧生态及消化代谢研究Ⅳ采食量和消化代谢季节动态. 草业学报, 2001, 10(3): 65-71. [11] Li Y X, Wang J Z, Li L, et al. Research of grazing sheep feed intake and digestibility in northern Tibet cold pastoral areas in different seasons. Journal of Domestic Animal Ecology, 2009, 30(5): 41-45. 李瑜鑫, 王建洲, 李龙, 等. 不同季节藏北高寒牧区放牧藏绵羊采食与消化率的研究. 家畜生态学报, 2009, 30(5): 41-45. [12] Xu G S, Feng X W, Zhang X Q, et al. Effects of different seasons on feed intake and digestibility of grazing sheep in the Haixi Prefecture four seasons meadow. Heilongjiang Animal Science and Veterinary Medicine, 2010, (5): 70-72. 许贵善, 冯昕炜, 张晓庆, 等. 季节对海西州四季牧场放牧绵羊采食量与消化率的影响. 黑龙江畜牧兽医, 2010, (5): 70-72. [13] Zhao X Q, Zhang Y S, Zhou X M.Theory and practice for sustainable development of animal husbandry on the alpine meadow pasture. Resources Science, 2000, 22(4): 55-61. 赵新全, 张耀生, 周兴民. 高寒草甸畜牧业可持续发展: 理论与实践. 资源科学, 2000, 22(4): 55-61. [14] Wang C J.Fecal crude protein content as an estimate for the digestibility of forage grazing sheep. Animal Feed Science and Technology, 2008, 149: 199-208. [15] Deng X J, Liu G H, Cai H Y, et al. Determination of titanium dioxide in poultry feed and chime by spectrophotography. Feed Industry, 2008, 29(2): 57-58. 邓雪娟, 刘国华, 蔡辉益, 等. 分光光度计法测定家禽饲料和食糜中二氧化钛. 饲料工业, 2008, 29(2): 57-58. [16] Geng M, Hahaerman H E B, An S Z, et al. The feed intake differences of fine-wool sheep grazing in spring and autumn. Xingjiang Agricultural Sciences, 2013, 50(7): 1340-1346. 耿明, 哈哈尔曼·胡尔班, 安沙舟, 等. 细毛羊放牧春秋季采食量的差异研究. 新疆农业科学, 2013, 50(7): 1340-1346. [17] Ao D, Feng Z C, Ao M, et al. Estimation of feed intake in grazing conditions for rams using two-stage technique in vitro digestion trial. Animal Husbandry and Feed Science, 1997, (S1): 74-77. 奥德, 冯宗慈, 敖明, 等. 藉助二级离体消化法估测种公羊放牧条件下的采食量. 畜牧与饲料科学, 1997, (S1): 74-77. [18] Jia S B, Cheng F X, Yan X H, et al. The study on intake, digestion and body weight gain of grazing lambs in warm-season. China Animal Husbandry & Veterinary Medicine, 2009, (7): 33-36. 贾帅兵, 程发祥, 闫学慧, 等. 暖季放牧条件下对羔羊采食量、消化及体增重的研究. 中国畜牧兽医, 2009, (7): 33-36. [19] Cui B H.A new method to determine the feed intake of grazing animals. Journal of Jilin Agricultural University, 1981, 23(4): 45-48.
崔宝瑚. 测定放牧家畜采食量的新方法. 吉林农业大学学报, 1981, 23(4): 45-48.
[20] Li Y H, Wang S P.Determination of daily food intake and selection of typical grassland herbage in Inner Mongolia. Acta Prataculturae Sinica, 1998, 7(1): 50-53.
李永宏, 汪诗平. 内蒙古细毛羊日食量及典型草原牧草的选食性测定. 草业学报, 1998, 7(1): 50-53. [21] Haynes R J, Williams P H.Nutrient cycling and soil fertility in the grazed pasture ecosystem. Advances in Agronomy, 1993, 49: 119-199. [22] Yu X J.The action mechanism of yak dung to keep the health of alpine grassland in Qinghai Tibetan Plateau. Lanzhou: Gansu Agricultural University, 2010. 鱼小军. 牦牛粪维系青藏高原高寒草地健康的作用机制. 兰州: 甘肃农业大学, 2010. [23] He Y X, Sun G, Luo P, et al. Effects of dung deposition on grassland ecosystem: A review. Chinese Journal of Ecology, 2009, 28(2): 322-328. 何奕忻, 孙庚, 罗鹏, 等. 牲畜粪便对草地生态系统影响的研究进展. 生态学杂志, 2009, 28(2): 322-328. [24] Lukas M, Sudekum K H, Rave G, et al. Relationship between fecal crude protein concentration and diet organic matter digestibility in cattle. Journal of Animal Science, 2005, 83: 1333-1344. [25] Flesse H, Dorsch P, Beese F.Influence of cattle wastes on nitrous and methane fluxes in pasture land. Journal of Environmental Quality, 1996, 25: 1366-1370. [26] Hao Z L, Liu S M, Meng X Z.Anti-animal nutrition science. Lanzhou: Gansu National Press, 2000: 112-156. 郝正里, 刘世民, 孟宪政. 反刍动物营养学. 兰州: 甘肃民族出版社, 2000: 112-156. [27] Guo X, Bian X X, Pu X S, et al. Effect of different cotton seed hull contents on drinking, urination, excrement and other parameters of Kazak sheep. Journal of Xinjiang Agricultural University, 2009, 32(3): 42-44. 郭璇, 卞欣欣, 蒲雪松, 等. 饲喂棉籽壳对哈萨克羊饮水量、排尿量、排粪量及相关指标的影响. 新疆农业大学学报, 2009, 32(3): 42-44. [28] Li Y X, Wang J Z, Li L, et al. Research on feed intake and digestibility for Tibetan sheep of alpine pastoral area in north Tibet. Animal Husbandry and Veterinary Medicine, 2010, 42(4): 51-54. 李瑜鑫, 王建洲, 李龙, 等. 藏北高寒牧区放牧藏绵羊采食与消化率的研究. 畜牧与兽医, 2010, 42(4): 51-54. [29] Chen D W, Wang T.Animal nutrition and feed science. Beijing: China Agricultural Press, 2011. 陈代文, 王恬. 动物营养与饲料学. 北京: 中国农业出版社, 2011. [30] Gao T Y, Li J B.Study on feeding intake and sheepfold separation for adult ruminants in scattered feeding. Chinese Ruminants, 1996, (6): 28-29. 高腾云, 李敬波. 散养成年反刍动物的采食量与分栏问题的研究. 中国反刍动物, 1996, (6): 28-29. [31] Van Soest P J. Nutritional ecology of the ruminant. New York: Cornell University Press, 1994. [32] Wang J Q, Lu D X, Yang H J, et al. Breeding standard for mutton sheep, NY/T 816-2004. Beijing: Ministry of Agriculture, People’s Republic of China, 2004. 王加启, 卢德勋, 杨红建, 等. 肉羊饲养标准, NY/T 816-2004. 北京: 中华人民共和国农业部, 2004. [33] Chacon E A, Stobbs T H.Influence of progressive defoliation of grass sward on the eating behaviour of cattle. Australian Journal of Agricultural Research, 1976, 27: 709-727. [34] Ma G L, Liu H L, Lu H X, et al. Effect of supplementary feed during gestation period on production performance of Gannan grassland Tibetan sheep. Journal of Animal Science and Veterinary Medicine, 2010, 29(1): 75-76. 马桂琳, 刘汉丽, 芦红霞, 等. 甘南草地型藏羊妊娠期补饲对生产性能的影响. 畜牧兽医杂志, 2010, 29(1): 75-76. [35] Van D G M, Meyer J H. Forage intake by cattle and sheep on dry annual range. Journal of Animal Science, 1964, 23: 1108-1115. [36] Heaney D P, Pritchard G I, Pigden W J.Variability in ad libitum forage intake by sheep. Journal of Animal Science, 1968, 27: 159-164. [37] Xue B, Zhao X Q, Zhang Y S.Feed intake dynamic of grazing livestock in nature grassland in Qinghai-Tibetan Plateau. Ecology of Domestic Animal, 2004, 25(4): 21-25. 薛白, 赵新全, 张耀生. 青藏高原天然草场放牧家畜的采食量动态研究. 家畜生态, 2004, 25(4): 21-25. |