Material for warming rice paddy and warming of rice paddy
JPH07308130A
Material for heating paddy field and method for heating paddy field
JPH06296403A
Furrow-opening, direct-sowing and soil-covering method, and furrow-opening, direct-sowing and soil-covering machine
JPH06165622A
Mat for raising seedling and method for transplanting raised seedling
JPH0662675A
Mat-shaped formed medium and method for seedling raising and transplantation
JPH05153810A
Method for unplowed direct seeding, unplowed direct seeder and soil material used together in direct seeding
JPH05111302A
Method for directly sowing seed in non-tilled field by utilization of rotary disk, working machine therefor and block material applied to soil when used together
JPH02167006A
Method for direct sowing on paddy field, working machine therefor and sheet for direct sowing on paddy field
JPH01229761A
Carrier for transportation and device for branching route
