JPH0351373B2 - - Google Patents
Info
- Publication number
- JPH0351373B2 JPH0351373B2 JP63233481A JP23348188A JPH0351373B2 JP H0351373 B2 JPH0351373 B2 JP H0351373B2 JP 63233481 A JP63233481 A JP 63233481A JP 23348188 A JP23348188 A JP 23348188A JP H0351373 B2 JPH0351373 B2 JP H0351373B2
- Authority
- JP
- Japan
- Prior art keywords
- water
- pressure
- negative pressure
- porous
- moisture
- 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 - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 108
- 239000001963 growth medium Substances 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 16
- 230000008635 plant growth Effects 0.000 claims description 16
- 239000002689 soil Substances 0.000 description 21
- 241000196324 Embryophyta Species 0.000 description 15
- 239000002609 medium Substances 0.000 description 11
- 230000005484 gravity Effects 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 240000008042 Zea mays Species 0.000 description 3
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 3
- 235000005822 corn Nutrition 0.000 description 3
- 230000006837 decompression Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000012010 growth Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 244000052616 bacterial pathogen Species 0.000 description 2
- 235000015895 biscuits Nutrition 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000009629 microbiological culture Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 230000005068 transpiration Effects 0.000 description 1
Classifications
-
- Y02P60/216—
Landscapes
- Hydroponics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63233481A JPH0284117A (ja) | 1988-09-20 | 1988-09-20 | 植物生育培地水分制御法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63233481A JPH0284117A (ja) | 1988-09-20 | 1988-09-20 | 植物生育培地水分制御法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0284117A JPH0284117A (ja) | 1990-03-26 |
| JPH0351373B2 true JPH0351373B2 (de) | 1991-08-06 |
Family
ID=16955684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63233481A Granted JPH0284117A (ja) | 1988-09-20 | 1988-09-20 | 植物生育培地水分制御法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0284117A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2775138B2 (ja) * | 1993-12-31 | 1998-07-16 | 株式会社佐電工 | 植物栽培システム |
| JP4982823B2 (ja) * | 2006-08-18 | 2012-07-25 | 長崎県 | 果実栽培における水管理方法 |
| JP5216622B2 (ja) * | 2009-02-13 | 2013-06-19 | 株式会社つくばアグリサイエンス | 地中潅水装置 |
| JP6038703B2 (ja) * | 2013-03-28 | 2016-12-07 | 株式会社クボタケミックス | 地下灌漑システム |
-
1988
- 1988-09-20 JP JP63233481A patent/JPH0284117A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0284117A (ja) | 1990-03-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |