5

Effects of cadmium and sewage-sludge on soil microbial biomass and enzyme activities

Year:
1996
Language:
english
File:
PDF, 415 KB
english, 1996
12

Anaerobic digestion of alkali treated crop residues with cattle waste

Year:
1989
Language:
english
File:
PDF, 230 KB
english, 1989
14

Response of a cattle dung methane fermentation to nickel

Year:
1987
Language:
english
File:
PDF, 340 KB
english, 1987