The investigation was carried out at the period May - July 1997. Sapropelles were added at amount 1 % and 2 % to samples of cinnamonic pseudopodzolic soil. After 45 days incubation at aerobic conditions the content of humus was established. The results obtained was shown that at the variety with 2,0 % the content of humus increases with 0,2 %.
Studying on the influence of Black sea apropelles on the quality and content of humus at cinnamonic pseudopodzolic soil (Planosol)