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LI8030 POTOMETER 'H' TYPE |
Plastic, die moulded, compact, to hold slides 75x25 mm, vertically in pre-numbered grooves, provided with index card,
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LI8031 POTOMETER 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 millimeters, a funnel with stopcock and a short length of 10mm glass tubing, to hold the plant shoot. Reservoir 100 x 65mm height x diameter, capillary tube 390mm long 1mm bore, graduated 0-30mm x 1mm, funnel 25ml, Capillary bore 1mm.
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LI8032 ROOT PRESSURE MANOMETER |
For determining the pressure exerted by the sap flowing from a stem stump. Manometer graduated 0 to 200 x 1mm, for attachment by means of rubber tube or tape to the cut stem of a plant growing vigorously in wet soil.
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LI8033 TRANSPIRATION APPARATUS
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To measure the quantity of water given off by a plant. Consists of a glass vessel 250mm high x 50mm diameter, a side tube graduated 0 to 15 cm x 1 mm.
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