| 摘要 |
FIELD: agriculture.SUBSTANCE: unit comprises a seed box, openers and drill tubes. The working elements of the unit are made in the form of chisel-shaped hoes with side rippers. The rippers are mounted at an angle to the soil surface, and tiered in height and with the intervals between them. Dimensions of the rippers are reduced in width towards the hoe base. On the back side of the working elements the openers are fixed.EFFECT: it enables to provide loose soil condition, to create a fine-crumb structure and a favorable water-air nutrition regimen for plants.3 dwg |
