Potometer Apparatus(Farmer’s)
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For measuring the rate of uptake of water by a cut plant shoot. The apparatus consists of a central reservoir with a three-hole stopper holding a capillary tube graduated in millimetres, a funnel with stopcock and a short length of 10mm glass tubing, to hold the plant shoot. Reservoir 100mm high x 65mm dia., capillary tube 390mm long with 1mm bore, graduated 0-300mm x 1mm, funnel 25ml.