| Pak. J. Bot., 28(1): 97-102, 1996. | Back to Contents | ||||
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EFFECT OF HUMIDITY ON GROWTH OF LETTUCE (LACTUCA SATIVA, VAR. GREAT LAKES) UNDER SALINE CONDITION M. BRADBURY AND R. AHMAD* Abstract: Lettuce (Lactuca sativa var. Great Lakes) grown in soil irrigated with water of different salinities maintained with 0-72mM NaCI showed greater leaf area, shoot / root ratio and dry weight when kept at 92/100% night and day R.H., as compared to 62/82% R.H. No significant difference'in the rate of assimilation or stomatal conductance was found in plants grown at high and low R.H. Department of Biology, College of Science, Sultan Qaboos University, P.O.Box 36, Al-Khod 123, Muscat, Sultanate of Oman. Department of Botany, University of Karachi, Karachi-75270, Pakistan. |
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