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Position: Home > Articles > The primary report of an introduction trial of five annual forages in Yangbajing of Tibet Heilongjiang Animal Science and Veterinary Medicine 2016 (5) 129-132

西藏羊八井五种一年生牧草的引种试验初报

作  者:
王明君;李海贤;崔国文;牛壮;崔新;姚凤娇
单  位:
东北农业大学动物科技学院
关键词:
高寒地区;牧草引种;燕麦;小黑麦;牧草产量;营养;羊八井
摘  要:
为了增加高寒地区放牧家畜的优质饲草供应,于2013年在海拔4 600 m的西藏羊八井牧区对5种一年生牧草进行了引种试验,采用随机区组设计测定了牧草生长高度、产草量、营养成分。结果表明:小黑麦(×Triticosecale Wittmack)和青引2号燕麦(Avena sativa L.cv.Qingyin No.2)的牧草高度和产量显著高于其他牧草(P<0.05),青稞昆仑13(Hordeum vulgare L.cv.Kunlun No.13)和青海甜燕麦(Avena sativa L.cv.Qinghai)的牧草产量显著高于青稞北青3(Hordeum vulgare L.cv.Beiqing No.3)(P<0.05);小黑麦的粗蛋白含量显著低于其他牧草(P<0.05),而中性洗涤纤维含量显著高于其他牧草(P<0.05)。根据牧草产量和品质性状的聚类分析,在西藏羊八井适宜种植小黑麦、青引2号燕麦、青稞昆仑13和青海甜燕麦(A.sativa)。
译  名:
The primary report of an introduction trial of five annual forages in Yangbajing of Tibet
作  者:
WANG Ming-jun;LI Hai-xian;CUI Guo-wen;NIU Zhuang;CUI Xin;YAO Feng-jiao;College of Animal Science and Technology,Northeast Agricultural University;
关键词:
high-cold region;;forage introduction;;oat;;triticale;;forage yield;;nutrition;;Yangbajing
摘  要:
To increase the high- quality forage supply for grazing livestock in high- cold region,an introduction trial of five annual forages was carried out in the Yangbajing pastoral area of Tibet with an elevation of 4 600 metres in 2013. A random block design was used to determine the growing height,yield,nutrient components of the forages. The results showed that forage heights and yields of triticale( × Triticosecale Wittmack)and Avena sativa L. cv. Qingyin No. 2 were significantly higher( P < 0. 05) than those of the other forages. The forage yields of Hordeum vulgare L. cv. Kunlun No. 13 and Avena sativa L. cv. Qinghai were significantly higher( P < 0. 05) than the forage yield of Hordeum vulgare L. cv.Beiqing No. 3. The content of crude protein( CP) of triticale( × T. Wittmack) was significantly lower( P < 0. 05) than the CP contents of the other forages,but the content of neutral detergent fiber( NDF) of triticale( × T. Wittmack) was significantly higher( P < 0. 05) than the NDF contents of the other forages. Triticale( × T. Wittmack),Avena sativa L. cv. Qingyin No. 2,Hordeum vulgare L. cv. Kunlun No. 13,and Avena sativa L. cv. Qinghai,were more suitable for planting in Yangbajing of Tibet according to the clustering analysis of forage yield and quality traits.

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