NUTRIENT SOLUTION FOR PLANTS AND METHOD FOR ITS PLACEMENT INTO SOIL Russian patent published in 1995 - IPC

FIELD: agriculture. SUBSTANCE: composition of nutrient solution, wt.-% fecal component, moisture content up to 86% 20.0 - 45.0; ammonia, 0.45-5.5; brown coal, particle size 10-100 microns, 5.0-15.0; complex chorine-free fertilizer, 5.0-15.0; ash, particle size 20-100 microns, the balance. A method for placement of nutrient mixture into oil by distributing said mixture in root system of plants throughout the vegetation period wherein the nutrient mixture is coated in advance with an envelope of a semipermeable material on a backing which ensures delivery of mixture into the soil at the rate of 7-15 to 23-7 mg/h at 15-30 C and soil moisture content of 20-100% EFFECT: higher efficiency. 4 cl, 4 tbl