JPS6228864Y2 - - Google Patents
Info
- Publication number
- JPS6228864Y2 JPS6228864Y2 JP1979013161U JP1316179U JPS6228864Y2 JP S6228864 Y2 JPS6228864 Y2 JP S6228864Y2 JP 1979013161 U JP1979013161 U JP 1979013161U JP 1316179 U JP1316179 U JP 1316179U JP S6228864 Y2 JPS6228864 Y2 JP S6228864Y2
- Authority
- JP
- Japan
- Prior art keywords
- groove
- planting
- tapered
- field
- ridges
- 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
Landscapes
- Hydroponics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979013161U JPS6228864Y2 (2) | 1979-02-03 | 1979-02-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979013161U JPS6228864Y2 (2) | 1979-02-03 | 1979-02-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55113062U JPS55113062U (2) | 1980-08-08 |
| JPS6228864Y2 true JPS6228864Y2 (2) | 1987-07-24 |
Family
ID=28830734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1979013161U Expired JPS6228864Y2 (2) | 1979-02-03 | 1979-02-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6228864Y2 (2) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS511609B2 (2) * | 1973-08-17 | 1976-01-19 | ||
| JPS5288133A (en) * | 1975-12-30 | 1977-07-23 | Daido Steel Co Ltd | Hydroponic method and device |
-
1979
- 1979-02-03 JP JP1979013161U patent/JPS6228864Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55113062U (2) | 1980-08-08 |
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