Steps of thiosulfate oxidation by Thiobacillus thioparus and Th. coproliticus.

Chromatographic analysis was used for studying steps of thiosulfate oxidation by Thiobacillus thioparus and Th. coproliticus strains, isolated from Egyptian soil. Th.

Factors affecting the microbial and chemical composition of silage. III. Effect of urea additions on maize silage.

The effect of urea additions on the microbiological and chemical properties of silage, produced from young maize plants (Darawa stage), was studied. Urea treatments, i.e.