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Patent
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G01F 1/68 (2006.01) A01G 7/00 (2006.01) G01F 1/684 (2006.01) G01N 33/483 (2006.01)
Patent
CA 1314732
DEVICE FOR MEASURING WATER FLOW RATE IN PLANT STEM ABSTRACT OF THE DISCLOSURE The disclosed device includes a heater mounted on a plant stem for generating a heat flow Q so as to give a heat supply (Q-Qo) to water flow in the stem, Qo being heat loss, a means for controlling heat loss Qo or heat dissipation through surfaces of the heater and the plant stem at a constant level, a means for measuring difference of the stem temperature between the upstream and downstream ends of the heater, and a means for determining the water flow rate in the plant stem from the above temperature difference and the input power to the heater.
567447
Eguchi Hiromi
Kitano Masaharu
Kyushu University
Swabey Ogilvy Renault
LandOfFree
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