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卡兰巴黑麦草(多花黑麦草卡兰巴品种)鲜草、青贮料及干草的化学成分、体内消化率和代谢能值

Chemical Composition, In vivo Digestibility and Metabolizable Energy Values of Caramba (Lolium multiflorum cv. caramba) Fresh, Silage and Hay.

作者信息

Özelçam H, Kırkpınar F, Tan K

出版信息

Asian-Australas J Anim Sci. 2015 Oct;28(10):1427-32. doi: 10.5713/ajas.15.0074.

Abstract

The experiment was conducted to determine nutritive values of caramba (Lolium multiflorum cv. caramba) fresh, silage and hay by in vivo and in vitro methods. There was a statistically significant difference (p<0.01) in crude protein content value between fresh caramba (12.83%) and silage (8.91%) and hay (6.35%). According to results of experiment, the crude fiber, neutral detergent fiber, acid detergent fiber (ADF), acid detergent lignin contents of the three forms of caramba varied between 30.22% to 35.06%, 57.41% to 63.70%, 35.32% to 43.29%, and 5.55% to 8.86% respectively. There were no significant differences between the three forms of caramba in digestibility of nutrients and in vivo metabolizable energy (ME) values (p>0.05). However, the highest MECN (ME was estimated using crude nutrients) and MEADF values were found in fresh caramba (p<0.01). As a result, it could be said that, there were no differences between the three forms of caramba in nutrient composition, digestibility and ME value, besides drying and ensiling did not affect digestibility of hay. Consequently, caramba either as fresh, silage or hay is a good alternative source of forage for ruminants.

摘要

本试验旨在通过体内和体外方法测定卡兰巴黑麦草(多花黑麦草品种卡兰巴)鲜草、青贮料和干草的营养价值。鲜卡兰巴(12.83%)与青贮料(8.91%)及干草(6.35%)的粗蛋白含量值存在统计学显著差异(p<0.01)。根据试验结果,卡兰巴三种形式的粗纤维、中性洗涤纤维、酸性洗涤纤维(ADF)、酸性洗涤木质素含量分别在30.22%至35.06%、57.41%至63.70%、35.32%至43.29%以及5.55%至8.86%之间。卡兰巴三种形式在养分消化率和体内代谢能(ME)值方面无显著差异(p>0.05)。然而,鲜卡兰巴的最高MECN(使用粗养分估算ME)和MEADF值被发现(p<0.01)。因此,可以说,卡兰巴三种形式在养分组成、消化率和ME值方面无差异,此外干燥和青贮不影响干草的消化率。因此,卡兰巴无论是鲜草、青贮料还是干草都是反刍动物良好的替代饲料来源。

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