a measuring instrument for measuring the surface tension of a liquid a measuring instrument for measuring the tension in a wire or fiber or beam a measuring instrument for measuring the moisture content of soil
Related Topics: [drainage] [irrigation] A device to measure soil moisture pressure in unsaturated soils The key element is a membrane, usually a ceramic tip, which will pass water molecules but not air A tensiometer is capable of moisture potential measurements approaching negative 1 atmosphere (the range most important to plant growth) Drier soil conditions must use other technologies, e g gamma ray equipment