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This article in AJ

  1. Vol. 56 No. 6, p. 569-571
    Received: Apr 10, 1964

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Water Relations of Soybean Leaf Hairs1

  1. Joseph T. Woolley2



Soybean leaf hairs slowed wind by 40% at a distance of 0.50 mm. from the leaf surface. When the hairs were liquid-filled they contributed slightly to the cuticular transpiration of the leaf, but when the hairs were empty they decreased transpiration by 20%. The water permeability of the hair surface was 3 ✕ 10−7 cm sec.−1 bar−1.

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