农学 >>> 畜牧学 >>> 畜牧机械化 >>>
搜索结果: 1-6 共查到畜牧机械化 Grazing相关记录6条 . 查询时间(0.062 秒)
The objective of this study was to clarify the most effective component of grazing for improving welfare of fattening pigs. This study compared welfare indicators of 20 fattening pigs aged 100 to 124 ...
The aim of this study was to evaluate the efficiency of supplements containing different energy sources in relation to mineral supplementation of steers grazing guineagrass (Panicum maximum cv Tanzani...
The objective of this study was to examine the effects of concentrates containing different levels of a vitamin-trace elements premix on milk yield and composition of dairy cows. The trial, which last...
An experiment was conducted to evaluate the effects of castration on growth performance, carcass characteristics, and meat quality of goat kids. Fourteen Boer-cross buck and wether goat kids (n = 7; i...
Almost half of New Zealand’s greenhouse gas emissions arise from agriculture and enteric methane (CH4) emissions arising from ruminant animals constitute 30% of total CO2-e emissions. Enteric CH4 emis...
The expression of SGLT-1 mRNA has been reported in the small intestine of mammals and the rectum of chickens. However, the expression and functional significance of SGLT-1 in bovine rectum is not know...

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...