>>> 哲学 经济学 法学 教育学 文学 历史学 理学 工学 农学 医学 军事学 管理学 旅游学 文化学 特色库
搜索结果: 1-7 共查到alternative energy相关记录7条 . 查询时间(0.312 秒)
Spinach gave Popeye super strength, but it also holds the promise of a different power for a group of scientists: the ability to convert sunlight into a clean, efficient alternative fuel.
Recently, demand for energy has been increased worldwide, notably in the view of high economic value and competi-tion of fossil fuel, as well as the negative impact of fuel consumption through carbon ...
This study was conducted to investigate the response of broiler chickens to diets containing breadfruit meal (BFM). Two hundred and fifty-six (256) day-old unsexed Anak 2000 broiler chicks were random...
Feb. 12, 2007,For years, the big criticism of alternative energy was cost: It was too expensive compared with energy based on traditional fuels like coal and natural gas.
A total of six crossbred barrows (Duroc횞Landrace횞Large White, 44.17 1.94 kg BW) were housed conducted to evaluate apparent fecal digestibilities of Brown Rice (BR) as an alternative ener...
Irrigation is a major contributing factor in crop production on the Texas High Plains. It is responsible for greatly increasing crop production and farm income for the region. Two factors, a declining...
The Arab oil embargo of 1973 awakened the world to the reality of energy shortages and higher fuel prices. Agriculture in the United States is highly mechanized and thus energy intensive. This study s...

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...