农学 >>> 农学总论 作物学 园艺学 土壤学 植物保护学 农药学 林学 畜牧学 兽医学 水产学
搜索结果: 1-5 共查到农学 pollutants相关记录5条 . 查询时间(0.082 秒)
Fog and rime water samples were collected at the meteorological observatory Milešovka in February and june 2006. In the samples, the soluble and insoluble pollutant concentrations were evaluate...
Barium was recorded only at sampling site A, which coincides with the abandoned fish pond and its value was higher than the WHO[13] standard. Lead contributed more significantly (p<0.05) to the heavy...
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.
Investigations of the mass balance of dust in houses for pigs and chickens have shown that the generation of dust is related to the number and weight of animals,but is also affected by the activity in...

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...