>>> 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: 1-15 共查到sanitation相关记录19条 . 查询时间(0.062 秒)
Open defecation is exceptionally widespread in India, a county with puzzlingly high rates of child stunting. We study a randomized controlled trial of a village-level sanitation program, implemented...
Physical height is an important economic variable re ecting health and human capital. Puzzlingly, however, di erences in average height across developing countries are not well explained by di eren...
Water supply investments in developing countries may inadvertently worsen sanitation if clean water and sanitation are substitutes. This paper examines the negative correlation between the provision o...
U.N. Human Rights Council Resolution on Human Rights and Access to Safe Drinking Water and Sanitation, A/HRC/15/L.1.
U.N. General Assembly Resolution on the Human Right to Water and Sanitation.
The occurrence of Listeria monocytogenes, Salmonella spp., Bacillus cereus, Staphylococcus spp., Enterococcus spp., and Escherichia coli in raw food materials, food products, and on food contact surfa...
In a thousands beds general hospital affiliated to the Tehran University, long-standing infestations of insects such as cockroaches, flies, mosquitoes and rat were found as a result of vicious circles...
During 1981-83, propoxure residual spraying operations were discontinued and only extensive larviciding, using a mixture of fuel oil, gasoil or Abate larvicide, on a ten days interval basis, and sanit...
The use of electrolyzed water for washing and sanitizing eggshells and an egg washer was evaluated for its effectiveness at a Grade & Packing Center adjacent to a poultry farm for a period of nine mon...
In the rural areas of the developing countries, the access to water supply and sanitation services is still largely inadequate. Poor governance of the water sector is frequently singled out as a cause...
Sanitation Control on Beef Processing Plant Certified of ISO22000, and Contamination of Meat and Implements in the Plant.
One of the common features in Nigeria and indeed in many developing countries is that the impacts of community water and sanitation programmes are limited, because many of them are ill-concei...
Black pod disease caused by Phytophthora megakarya is the most important fungal disease on cocoa in Ghana. The current recommended control method of combining sanitation practices with 6 - 8 fungi...
Microbial biofilms which form on all types of surfaces of technological systems in the dairy industry and on dairy farms adversely affect the quality and safety of final products, i.e. both foodstuffs...
The present research assessed the treatment effi ciency of odorogenous pollutants in air from a hatchery hall vented on organic and organic-mineral beds of an enclosed-container biofi lter.

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...