DRAINED SOIL CULTIVATION METHOD Russian patent published in 2002 - IPC

FIELD: agriculture. SUBSTANCE: method involves forming compacted soil layer simultaneously with mellowing on areas adjoining to drain lands in lower zone of slit track. Power of compacted soil layer is 0.06-0.07 m. Width of said layer is equal to six-ply width of slit track. Compacted soil layer reduces water-permeability of drain spacing soil. Method allows agrochemical contaminants to be prevented from being discharged into soil and ground water. EFFECT: increased efficiency and improved quality of cultivated lands. 2 dwg