METHOD AND APPARATUS FOR COMBINED GRINDING OF STUBBLE REMAINS, WEEDS AND DEEP SOIL TILLAGE Russian patent published in 2003 - IPC

FIELD: agriculture. SUBSTANCE: method involves bending plant remains-stems to soil surface; cutting stems lengthwise and separating buds and parts of rootage from main stem; holding stems near soil surface while grinding stems into fractions; providing initial mellowing with following basic deep mellowing and cutting soil layer into soil fractions; compacting middle soil layer and mulching top soil layer with ground stubble remains. Apparatus has carrier system, flat hoe, grinding cylinder, and stem bending device incorporating row of disk batteries. Said battery disks have bushings equipped with blades. Crosskill roll is arranged rearward of share. EFFECT: increased efficiency and improved quality of flat tilled soil. 4 cl, 8 dwg