关于粮农组织 新闻 媒体 主要议题 统计资料 成员 出版物

AGRIS - 国际农业科技情报系统

[ 发表于: Pollution ]
高级检索
出版日期
1971

细化搜索

结果 21-30 的 213

Interstate planning for regional water supply and pollution control

1971

refuse and refuse disposal water-supply delaware river valley (n.y.-del. and n.j.)
National Agricultural Library - United States of America
Changes in water quality resulting from impoundment

1971

Duffer, William R. | Harlin, Curtis C.

reservoirs water quality
National Agricultural Library - United States of America
The river basin model: municipal services department

1971

watersheds mathematical models regional planning municipal services
National Agricultural Library - United States of America
The river basin model: utility department

1971

public utilities regional planning watersheds mathematical models management
National Agricultural Library - United States of America
Stream faunal recovery after manganese strip mine reclamation

1971

Cumming, Kenneth B. | Hill, Donley M.

submarine manganese mines and mining freshwater animals
National Agricultural Library - United States of America
DNA concentration as an estimate of sludge biomass

1971

molecular biology sewage dna microbiology
National Agricultural Library - United States of America
Santa Barbara oil spill: short-term analysis of macroplankton and fish

1971

Ebeling, A. W.

plankton marine pollution harbors california fishes santa barbara oil pollution of rivers etc
National Agricultural Library - United States of America
The river basin model

1971

watershed management
National Agricultural Library - United States of America
An investigation of techniques for removal of cyanide from electroplating wastes

1971

purification sewage waste disposal electroplating cyanide removal
National Agricultural Library - United States of America
Investigation of response surfaces of the microscreen process

1971

Shea, Timothy G. | Males, Richard M.

filtration sewage purification
National Agricultural Library - United States of America