JPH0530615Y2 - - Google Patents
Info
- Publication number
- JPH0530615Y2 JPH0530615Y2 JP1990025051U JP2505190U JPH0530615Y2 JP H0530615 Y2 JPH0530615 Y2 JP H0530615Y2 JP 1990025051 U JP1990025051 U JP 1990025051U JP 2505190 U JP2505190 U JP 2505190U JP H0530615 Y2 JPH0530615 Y2 JP H0530615Y2
- Authority
- JP
- Japan
- Prior art keywords
- nutrient solution
- culture medium
- tank
- cultivation
- medium
- 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
- 235000015097 nutrients Nutrition 0.000 claims description 179
- 239000001963 growth medium Substances 0.000 claims description 60
- 239000004745 nonwoven fabric Substances 0.000 claims description 46
- 239000002609 medium Substances 0.000 claims description 39
- 238000005192 partition Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 15
- 230000002265 prevention Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 6
- 230000008020 evaporation Effects 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims 1
- 241000196324 Embryophyta Species 0.000 description 54
- 230000000694 effects Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000012010 growth Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 235000013311 vegetables Nutrition 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000010903 husk Substances 0.000 description 2
- 239000011490 mineral wool Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 240000009088 Fragaria x ananassa Species 0.000 description 1
- 240000008415 Lactuca sativa Species 0.000 description 1
- 235000003228 Lactuca sativa Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- -1 gravel Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002786 root growth Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 235000021012 strawberries Nutrition 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Classifications
-
- Y02P60/216—
Landscapes
- Hydroponics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990025051U JPH0530615Y2 (sv) | 1990-03-15 | 1990-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990025051U JPH0530615Y2 (sv) | 1990-03-15 | 1990-03-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03117450U JPH03117450U (sv) | 1991-12-04 |
| JPH0530615Y2 true JPH0530615Y2 (sv) | 1993-08-05 |
Family
ID=31527993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990025051U Expired - Lifetime JPH0530615Y2 (sv) | 1990-03-15 | 1990-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0530615Y2 (sv) |
-
1990
- 1990-03-15 JP JP1990025051U patent/JPH0530615Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03117450U (sv) | 1991-12-04 |
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