5

Ecological Studies in Biological Filters

Year:
1967
Language:
english
File:
PDF, 4.17 MB
english, 1967
6

Eutrophication in a Small Stream in Central Sweden

Year:
1967
Language:
english
File:
PDF, 1.75 MB
english, 1967
7

Self-purification in an open ditch

Year:
1968
Language:
english
File:
PDF, 1.11 MB
english, 1968
8

Relations between element-concentrations and water discharge in agricultural basins

Year:
1991
Language:
english
File:
PDF, 609 KB
english, 1991
10

Composting of Food Waste and Catching Nitrogen

Year:
1993
Language:
english
File:
PDF, 658 KB
english, 1993
14

Water Pollution from Agriculture

Year:
1975
Language:
english
File:
PDF, 701 KB
english, 1975