FI68752C - Saett vid jordfri vaextodling - Google Patents
Saett vid jordfri vaextodling Download PDFInfo
- Publication number
- FI68752C FI68752C FI812840A FI812840A FI68752C FI 68752 C FI68752 C FI 68752C FI 812840 A FI812840 A FI 812840A FI 812840 A FI812840 A FI 812840A FI 68752 C FI68752 C FI 68752C
- Authority
- FI
- Finland
- Prior art keywords
- nutrient solution
- oxygen
- oxygen content
- plants
- root
- Prior art date
Links
- 229910052760 oxygen Inorganic materials 0.000 claims description 61
- 235000015097 nutrients Nutrition 0.000 claims description 60
- 239000001301 oxygen Substances 0.000 claims description 59
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 58
- 239000007800 oxidant agent Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 7
- 230000001590 oxidative effect Effects 0.000 claims description 5
- 239000000243 solution Substances 0.000 description 52
- 241000196324 Embryophyta Species 0.000 description 33
- 230000029058 respiratory gaseous exchange Effects 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000002689 soil Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910001882 dioxygen Inorganic materials 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 239000001963 growth medium Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- -1 nitrate ions Chemical class 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000037406 food intake Effects 0.000 description 2
- 235000012631 food intake Nutrition 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000011146 organic particle Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 235000007688 Lycopersicon esculentum Nutrition 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 240000003768 Solanum lycopersicum Species 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000020774 essential nutrients Nutrition 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008288 physiological mechanism Effects 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Classifications
-
- Y02P60/216—
Landscapes
- Hydroponics (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8000232A SE419689B (sv) | 1980-01-11 | 1980-01-11 | Sett vid jordfri vextodling |
| SE8000232 | 1980-01-11 | ||
| SE8100004 | 1981-01-12 | ||
| PCT/SE1981/000004 WO1981001940A1 (en) | 1980-01-11 | 1981-01-12 | Method of cultivating plants without soil |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI812840L FI812840L (fi) | 1981-09-11 |
| FI68752B FI68752B (fi) | 1985-07-31 |
| FI68752C true FI68752C (fi) | 1985-11-11 |
Family
ID=26657446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI812840A FI68752C (fi) | 1980-01-11 | 1981-09-11 | Saett vid jordfri vaextodling |
Country Status (2)
| Country | Link |
|---|---|
| DK (1) | DK399181A (da) |
| FI (1) | FI68752C (da) |
-
1981
- 1981-09-09 DK DK399181A patent/DK399181A/da unknown
- 1981-09-11 FI FI812840A patent/FI68752C/fi not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FI68752B (fi) | 1985-07-31 |
| FI812840L (fi) | 1981-09-11 |
| DK399181A (da) | 1981-09-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: SJOESTEDT, ERNST HORST SEVERIN |