紫色象草对肉鹅生长性能及血清生化指标的影响
【目的】探讨紫色象草在肉鹅养殖生产中的饲用效果,为发展紫色象草养鹅提供参考依据,并有效增加草食动物的功能性牧草饲料资源。【方法】以紫色象草为青饲料源、王草为对照,饲喂3周龄的合浦狮头鹅49 d,研究紫色象草对肉鹅生产性能、血清生化指标等方面的影响。【结果】紫色象草营养品质高,粗纤维含量低,且富含花青素等有益成分。在同等饲养管理条件下,肉鹅采食紫色象草的量大于王草,平均日增重达50.97g/羽,较对照组(44.09g/羽)显著提高15.60%(P〈0.05,下同);料重比5.03:1,比对照组少耗料14.60%。饲喂紫色象草较饲喂王草更有利于提高肉鹅的屠宰性能,其屠宰率(86.22%)、半净膛率...
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Published in | 南方农业学报 Vol. 47; no. 12; pp. 2163 - 2168 |
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Main Author | |
Format | Journal Article |
Language | Chinese |
Published |
广西畜牧研究所,南宁,530001
2016
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Subjects | |
Online Access | Get full text |
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Summary: | 【目的】探讨紫色象草在肉鹅养殖生产中的饲用效果,为发展紫色象草养鹅提供参考依据,并有效增加草食动物的功能性牧草饲料资源。【方法】以紫色象草为青饲料源、王草为对照,饲喂3周龄的合浦狮头鹅49 d,研究紫色象草对肉鹅生产性能、血清生化指标等方面的影响。【结果】紫色象草营养品质高,粗纤维含量低,且富含花青素等有益成分。在同等饲养管理条件下,肉鹅采食紫色象草的量大于王草,平均日增重达50.97g/羽,较对照组(44.09g/羽)显著提高15.60%(P〈0.05,下同);料重比5.03:1,比对照组少耗料14.60%。饲喂紫色象草较饲喂王草更有利于提高肉鹅的屠宰性能,其屠宰率(86.22%)、半净膛率(76.09%)和全净膛率(69.13%),分别较对照组显著提高5.04%、14.13%和16.60%;在肉鹅胸肌、腿肌的物理性状肉色和嫩度上无显著差异(P〉0.05,下同),但在肌苷酸含量上存在一定差异,试验组的肉鹅肌苷酸含量(176.35 mg/100 g)显著高于对照组。饲喂紫色象草的肉鹅血液生化指标效果良好,对其生长发育具有促进作用,平均纯收益为35.61元/羽,较对照组(28.41元/羽)提高了25.34%,养殖经济效益明显提高。【结论】紫色象草营养品质高,适口性好,且富含花青素等有益成分,能够有效促进肉鹅生长及提高其生产性能,养殖经济效益显著,可在肉鹅养殖业中推广应用。 |
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Bibliography: | Objective】The present study explored feeding effect of Pennisetum purpureum Schumab cv.Purple in production of meat geese,in order to provide reference basis for feeding meat geese with P.purpureum Schumab cv.Purple,and effectively enrich functional forage feed resources for herbivorous animals.【Method】Taking P.purpureum Schumab cv.Purple as green feed,P.purpureum K.ScbumacbxP.Typhoideum Rich cv.Reyan No.4 as control,three-week-old Hepu Lion head geese were fed for forty-nine days.Effects of P.purpureum Schumab cv.Purple on production performance and serum biochemical parameters were analyzed during the experiment.[Result]Results showed that P.purpureum Schumab cv.Purple had high nutritional quality,low crude fiber content,and abundant anthocyanin and other beneficial ingredients.Under the same condition,P.purpureum Schumab cv.Purple intake was more than P.purpureum K.ScbumacbxP.Typhoideum Rich cv.Reyan No.4 intake.Meat geese average daily gain was 50.97 g per goose,a significant increase of 15.60%compared wi |
ISSN: | 2095-1191 |
DOI: | 10.3969/j:issn.2095-1191.2016.12.2163 |