GB8806796D0 - Soil moisture alarm - Google Patents

Soil moisture alarm

Info

Publication number
GB8806796D0
GB8806796D0 GB888806796A GB8806796A GB8806796D0 GB 8806796 D0 GB8806796 D0 GB 8806796D0 GB 888806796 A GB888806796 A GB 888806796A GB 8806796 A GB8806796 A GB 8806796A GB 8806796 D0 GB8806796 D0 GB 8806796D0
Authority
GB
United Kingdom
Prior art keywords
soil moisture
moisture alarm
alarm
soil
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.)
Pending
Application number
GB888806796A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB888806796A priority Critical patent/GB8806796D0/en
Publication of GB8806796D0 publication Critical patent/GB8806796D0/en
Priority to GB8906250A priority patent/GB2221036A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/048—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance for determining moisture content of the material
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • A01G25/16—Control of watering
    • A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/045—Circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/24—Earth materials
    • G01N33/246—Earth materials for water content
GB888806796A 1988-03-22 1988-03-22 Soil moisture alarm Pending GB8806796D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB888806796A GB8806796D0 (en) 1988-03-22 1988-03-22 Soil moisture alarm
GB8906250A GB2221036A (en) 1988-03-22 1989-03-17 Soil moisture alarm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888806796A GB8806796D0 (en) 1988-03-22 1988-03-22 Soil moisture alarm

Publications (1)

Publication Number Publication Date
GB8806796D0 true GB8806796D0 (en) 1988-04-20

Family

ID=10633871

Family Applications (2)

Application Number Title Priority Date Filing Date
GB888806796A Pending GB8806796D0 (en) 1988-03-22 1988-03-22 Soil moisture alarm
GB8906250A Withdrawn GB2221036A (en) 1988-03-22 1989-03-17 Soil moisture alarm

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8906250A Withdrawn GB2221036A (en) 1988-03-22 1989-03-17 Soil moisture alarm

Country Status (1)

Country Link
GB (2) GB8806796D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108318662A (en) * 2018-03-01 2018-07-24 中国农业科学院农田灌溉研究所 A kind of soil water potential information launcher

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2256926B (en) * 1991-06-13 1995-02-08 Liebermann Arax Ltd Moisture meter
US5478267A (en) * 1993-09-22 1995-12-26 Gerald A. McDonald Soap bubble sensing and responsive device
FR2722643B1 (en) * 1994-07-19 1996-12-20 Spmp Sa DEVICE FOR MEASURING THE MOISTURE DEGREE OF A CROP SUBSTRATE FOR PLANTS
GB2320572A (en) * 1996-12-19 1998-06-24 Peter Hulme Plant moisture detector
GB2432673A (en) * 2005-11-24 2007-05-30 Hollybush Primary School Plant soil dryness detector
GB2517172B (en) * 2013-08-13 2016-01-27 Mohammed Iftkhar Conductive probe based moisture detection sensor
CN104714000A (en) * 2015-04-06 2015-06-17 泉州三欣新材料科技有限公司 Humidity alarm

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH560389A5 (en) * 1972-04-14 1975-03-27 Dixi Sa
GB1428668A (en) * 1973-07-10 1976-03-17 Debough B N Audio signalling system having probes for monitoring character istics of a material
US3968428A (en) * 1974-09-30 1976-07-06 Minoru Numoto Portable soil moisture tester
US4020417A (en) * 1975-11-26 1977-04-26 Turf Service Laboratories, Inc. Soil moisture indicator device
GB2132767B (en) * 1982-10-02 1987-01-28 Dr Mahmood Salehi Monitoring the property of a medium
CA1232177A (en) * 1983-09-19 1988-02-02 John H. Downey Moisture sensing hair grooming device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108318662A (en) * 2018-03-01 2018-07-24 中国农业科学院农田灌溉研究所 A kind of soil water potential information launcher
CN108318662B (en) * 2018-03-01 2023-12-19 中国农业科学院农田灌溉研究所 Soil water potential information transmitting device

Also Published As

Publication number Publication date
GB8906250D0 (en) 1989-05-04
GB2221036A (en) 1990-01-24

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