The Choat Lab

Plant Hydraulics and Water Relations

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Stem Psychrometry Workshop at HIE

Earlier this week, we held a Stem Psychrometry Workshop workshop at the Hawkesbury Institute for the Environment, in collaboration with manufacturer ICT International and the technology’s inventor Mike Dixon (University of Guelph, Canada).


ICT’s PSY-1 stem psychrometer allows automated, repeated measurements of plant water potential using high-precision thermocouples installed on a plant, and we have been using them in lab- and field based setups from the tropical rainforest in Far North Queensland to the semi-arid South Australian mallee. Continue reading