JPH0427284Y2 - - Google Patents
Info
- Publication number
- JPH0427284Y2 JPH0427284Y2 JP1987200940U JP20094087U JPH0427284Y2 JP H0427284 Y2 JPH0427284 Y2 JP H0427284Y2 JP 1987200940 U JP1987200940 U JP 1987200940U JP 20094087 U JP20094087 U JP 20094087U JP H0427284 Y2 JPH0427284 Y2 JP H0427284Y2
- Authority
- JP
- Japan
- Prior art keywords
- ridge
- leveler
- planting
- grooves
- rotary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000011295 pitch Substances 0.000 claims description 7
- 230000002441 reversible effect Effects 0.000 claims description 3
- 238000003971 tillage Methods 0.000 description 11
- 241000234282 Allium Species 0.000 description 7
- 235000002732 Allium cepa var. cepa Nutrition 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 239000002689 soil Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000009751 slip forming Methods 0.000 description 2
- 244000088415 Raphanus sativus Species 0.000 description 1
- 235000006140 Raphanus sativus var sativus Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Landscapes
- Soil Working Implements (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987200940U JPH0427284Y2 ( ) | 1987-12-30 | 1987-12-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987200940U JPH0427284Y2 ( ) | 1987-12-30 | 1987-12-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01105408U JPH01105408U ( ) | 1989-07-17 |
| JPH0427284Y2 true JPH0427284Y2 ( ) | 1992-06-30 |
Family
ID=31491325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987200940U Expired JPH0427284Y2 ( ) | 1987-12-30 | 1987-12-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0427284Y2 ( ) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5633019B2 ( ) * | 1975-09-05 | 1981-07-31 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5633019U ( ) * | 1979-08-23 | 1981-04-01 |
-
1987
- 1987-12-30 JP JP1987200940U patent/JPH0427284Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5633019B2 ( ) * | 1975-09-05 | 1981-07-31 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01105408U ( ) | 1989-07-17 |
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