AGRICULTURAL CROP WIDE-ROW DRILLING METHOD AND APPARATUS Russian patent published in 2000 - IPC

FIELD: agriculture. SUBSTANCE: method involves forming skeletal ridge-like profile; laying seeds on ridge tops; pressing seeds into ridges; covering them with mulch soil layer; simultaneously ripping soil of row spacings for 6 cm depth, with row spacing profile being trapezium-shaped. Drill has transverse bar, sections and flat hoes attached to bar, ridge-forming blades and shaped rolls attached to section shares. Flat hoe has damping spring. Shaped roll is positioned for displacement relative to share and it has restricting pin and loading spring. EFFECT: improved crop germination rate by uniform location of crops, improved seed germination and plant growing conditions. 3 cl, 3 dwg