DE68912297T2 - Irrigation system for a greenhouse based on a vapor tension deficit. - Google Patents

Irrigation system for a greenhouse based on a vapor tension deficit.

Info

Publication number
DE68912297T2
DE68912297T2 DE89101954T DE68912297T DE68912297T2 DE 68912297 T2 DE68912297 T2 DE 68912297T2 DE 89101954 T DE89101954 T DE 89101954T DE 68912297 T DE68912297 T DE 68912297T DE 68912297 T2 DE68912297 T2 DE 68912297T2
Authority
DE
Germany
Prior art keywords
deficit
irrigation system
vapor tension
greenhouse based
greenhouse
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 - Fee Related
Application number
DE89101954T
Other languages
German (de)
Other versions
DE68912297D1 (en
Inventor
Robert J Oglevee
Kirk A Oglevee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
OCS Inc
Original Assignee
OCS Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by OCS Inc filed Critical OCS Inc
Priority claimed from EP89101954A external-priority patent/EP0380734B1/en
Application granted granted Critical
Publication of DE68912297D1 publication Critical patent/DE68912297D1/en
Publication of DE68912297T2 publication Critical patent/DE68912297T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
DE89101954T 1989-02-03 1989-02-03 Irrigation system for a greenhouse based on a vapor tension deficit. Expired - Fee Related DE68912297T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP89101954A EP0380734B1 (en) 1988-02-16 1989-02-03 Greenhouse irrigation system based upon vapor pressure deficit data

Publications (2)

Publication Number Publication Date
DE68912297D1 DE68912297D1 (en) 1994-02-24
DE68912297T2 true DE68912297T2 (en) 1994-04-28

Family

ID=8200939

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89101954T Expired - Fee Related DE68912297T2 (en) 1989-02-03 1989-02-03 Irrigation system for a greenhouse based on a vapor tension deficit.

Country Status (1)

Country Link
DE (1) DE68912297T2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10138903A1 (en) * 2001-08-08 2003-03-13 Franz Dittberner Green house for heat-controlled cultivation of plants has temperature and light intensity sensors that provide measurement values that are used by a controller to control shutter opening and accordingly internal temperature

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10138903A1 (en) * 2001-08-08 2003-03-13 Franz Dittberner Green house for heat-controlled cultivation of plants has temperature and light intensity sensors that provide measurement values that are used by a controller to control shutter opening and accordingly internal temperature
DE10138903C2 (en) * 2001-08-08 2003-07-03 Franz Dittberner Greenhouse device

Also Published As

Publication number Publication date
DE68912297D1 (en) 1994-02-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee