JPS51132887A - Device for measuring moisture - Google Patents

Device for measuring moisture

Info

Publication number
JPS51132887A
JPS51132887A JP5782275A JP5782275A JPS51132887A JP S51132887 A JPS51132887 A JP S51132887A JP 5782275 A JP5782275 A JP 5782275A JP 5782275 A JP5782275 A JP 5782275A JP S51132887 A JPS51132887 A JP S51132887A
Authority
JP
Japan
Prior art keywords
measuring moisture
substances
measuring
moisture
hte
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
JP5782275A
Other languages
Japanese (ja)
Inventor
Keiki Wada
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 JP5782275A priority Critical patent/JPS51132887A/en
Publication of JPS51132887A publication Critical patent/JPS51132887A/en
Pending legal-status Critical Current

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  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

PURPOSE: To obtain a device for measuring the moisture content of soil and other substances by utilizing hte fact that the reflection factor of light varies with the moisture absorption of substances.
COPYRIGHT: (C)1976,JPO&Japio
JP5782275A 1975-05-13 1975-05-13 Device for measuring moisture Pending JPS51132887A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5782275A JPS51132887A (en) 1975-05-13 1975-05-13 Device for measuring moisture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5782275A JPS51132887A (en) 1975-05-13 1975-05-13 Device for measuring moisture

Publications (1)

Publication Number Publication Date
JPS51132887A true JPS51132887A (en) 1976-11-18

Family

ID=13066600

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5782275A Pending JPS51132887A (en) 1975-05-13 1975-05-13 Device for measuring moisture

Country Status (1)

Country Link
JP (1) JPS51132887A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56106173A (en) * 1980-01-28 1981-08-24 Mitsubishi Electric Corp Precipitation detector
JPS58208646A (en) * 1982-05-28 1983-12-05 Yoshio Kano Method and apparatus for measuring water content ratio in soil
JPH01134231A (en) * 1987-10-17 1989-05-26 Hoechst Ag Surface moisture measuring apparatus
JPH0374350U (en) * 1990-08-23 1991-07-25
WO2001004627A1 (en) * 1999-07-08 2001-01-18 Omron Corporation Soil measuring instrument, soil measurement assisting device and method, recorded medium on which program is recorded, recorded medium on which data is recorded, application amount controller, application amount determining device, method for them, and farm working determination assisting system
JP2006201184A (en) * 1999-07-08 2006-08-03 Nokodai Tlo Kk Soil measurement assisting method, application amount control device and method, application amount determining device, farm working determination assisting system, and recorded medium

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56106173A (en) * 1980-01-28 1981-08-24 Mitsubishi Electric Corp Precipitation detector
JPS58208646A (en) * 1982-05-28 1983-12-05 Yoshio Kano Method and apparatus for measuring water content ratio in soil
JPH01134231A (en) * 1987-10-17 1989-05-26 Hoechst Ag Surface moisture measuring apparatus
JPH0374350U (en) * 1990-08-23 1991-07-25
WO2001004627A1 (en) * 1999-07-08 2001-01-18 Omron Corporation Soil measuring instrument, soil measurement assisting device and method, recorded medium on which program is recorded, recorded medium on which data is recorded, application amount controller, application amount determining device, method for them, and farm working determination assisting system
US6937939B1 (en) 1999-07-08 2005-08-30 Tokyo University Of Agriculture And Technology Tlo Co., Ltd. Soil measuring instrument, soil measurement assisting device and method, recorded medium on which a program is recorded, recorded medium on which data is recorded, application amount controller, application amount determining device, method for them, and farm working determination assisting system
JP2006201184A (en) * 1999-07-08 2006-08-03 Nokodai Tlo Kk Soil measurement assisting method, application amount control device and method, application amount determining device, farm working determination assisting system, and recorded medium

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