TURF-BASED SOIL MIXTURE AND METHOD OF PREPARATION THEREOF Russian patent published in 1996 - IPC

FIELD: growing of crops and plants, recultivation of soil. SUBSTANCE: turf is mixed with lime materials while, separately, a mixture of a mineral fertilizer with the sand and clay is prepared. The latter mixture is aged for 7-10 days and then is mixed with the limed turf. Resulted soil mixture, suitable in growing plants, contains the upper turf neutralized to pH 5.5-6.0, 120-160 g (per 1 l of the mixture) of sand, 50-60 g of clay, 1.5-2.0 g of superphosphate, and 2-5 g of a complex fertilizer. EFFECT: increased productivity of plants. 2 cl, 4 tbl