A blend of bioash and gypsum utilized for agro-environmental purposes in a soil incubation experiment

Soil impover, nutrient supplier and heavy metal stabilizer effects of ash residue remaining after the process for K recovery was examined in a soil incubation model experiment using two soil types (acid sandy soil and neutral loam soil) at 4 ash residue dose levels (0,1,3,5%). Possible environmental risks posed ba its application were also studied by ecotoxicological assays.