期刊文献+
共找到2篇文章
< 1 >
每页显示 20 50 100
Comparing Studies on the General Egg Qualities and Mineral Element Contents of Different Layers 被引量:2
1
作者 TANG Xiu-jun GE Qing-lian +5 位作者 LU Jun-xian TANG Meng-jun SHI Zu-hao PU Jun-hua ZHANG Xiao-yan GAO Yu-shi 《Animal Husbandry and Feed Science》 CAS 2013年第4期185-188,共4页
[Objective]In order to compare the general egg qualities and mineral element contents of different layers,six commercial breeds in brown shell layer,including Lohmann,Jinghong,Hyline,Xinyang,Hisax,ISA,Suqing green she... [Objective]In order to compare the general egg qualities and mineral element contents of different layers,six commercial breeds in brown shell layer,including Lohmann,Jinghong,Hyline,Xinyang,Hisax,ISA,Suqing green shell layer and Wenchang chicken were used as materials.The general egg quality traits and mineral elements contents of eight breeds at 43 weeks old were mensurated.[Result] There were significant differences in general egg qualities(except yolk weight)of eight breeds.About the mineral element contents,the differences were significant only in P,Mn and Se of some breeds in this experiment.[Conclusion]The results in this study could provide the reference for further researcher,layer producers,nutritionists,consumers and so on. 展开更多
关键词 Layer general egg qualities Mineral elements
下载PDF
匈牙利方法在运输问题初始优化解上的推广 被引量:3
2
作者 岳贵新 《沈阳工业学院学报》 2001年第3期70-74,共5页
介绍了一种将求解指派问题的匈牙利法推广到求解一般运输问题的方法 。
关键词 运输问题 广义匈牙利法 最小元素法 初始优化解
下载PDF
上一页 1 下一页 到第
使用帮助 返回顶部