JPS627703Y2 - - Google Patents
Info
- Publication number
- JPS627703Y2 JPS627703Y2 JP16391181U JP16391181U JPS627703Y2 JP S627703 Y2 JPS627703 Y2 JP S627703Y2 JP 16391181 U JP16391181 U JP 16391181U JP 16391181 U JP16391181 U JP 16391181U JP S627703 Y2 JPS627703 Y2 JP S627703Y2
- Authority
- JP
- Japan
- Prior art keywords
- water
- drain
- drainage
- pipe
- adjustment pipe
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 50
- 241000209094 Oryza Species 0.000 description 23
- 235000007164 Oryza sativa Nutrition 0.000 description 23
- 235000009566 rice Nutrition 0.000 description 23
- 239000004576 sand Substances 0.000 description 5
- 238000003306 harvesting Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 241001124569 Lycaenidae Species 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Sink And Installation For Waste Water (AREA)
- Retaining Walls (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16391181U JPS5869027U (ja) | 1981-11-02 | 1981-11-02 | 水田用水量調整排水口 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16391181U JPS5869027U (ja) | 1981-11-02 | 1981-11-02 | 水田用水量調整排水口 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5869027U JPS5869027U (ja) | 1983-05-11 |
| JPS627703Y2 true JPS627703Y2 (cs) | 1987-02-23 |
Family
ID=29956188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16391181U Granted JPS5869027U (ja) | 1981-11-02 | 1981-11-02 | 水田用水量調整排水口 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5869027U (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6504398B2 (ja) * | 2015-07-21 | 2019-04-24 | 国立研究開発法人農業・食品産業技術総合研究機構 | 排水装置 |
-
1981
- 1981-11-02 JP JP16391181U patent/JPS5869027U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5869027U (ja) | 1983-05-11 |
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