农学 >>> 畜牧学 >>> 家畜育种学 家畜繁殖学 动物营养学 饲料学 家畜饲养管理学 特种经济动物饲养学 家畜行为学 家畜卫生学 草原学 畜产品贮藏与加工 畜牧机械化 养禽学 养蜂学 养蚕学 畜牧经济学 畜牧学其他学科
搜索结果: 1-5 共查到畜牧学 losses相关记录5条 . 查询时间(0.031 秒)
The death of animals during transport for slaughter is a major factor indicating the level of welfare in transported animals. The aim of this study was to assess mortality related to the commercial tr...
A study was conducted to compare the endogenous basal losses of phosphorus (EBLP) in pigs fed diets containing gelatin (GEL) or spray-dried porcine plasma (SDPP) as protein sources and to determine th...
Genetic parameters including the proportion of variance for the service sire effect were estimated for number of piglets stillborn (including piglets died until 24 h after birth) and number of pigle...
Information contained in the studbook of the endangered Mallorquí horse was analysed to assess the genetic variability of the breed. Also, the effect of selection for coat colour variation was assesse...
The raising of cattle outdoors in winter is becoming more common in temperate areas, although there is little information available on the effects of this practice on forested environments. In this st...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...