تصفح حسب المؤلف "Ismail, A.M.A."
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Abscisic acid, relative water content and water use efficiency of wheat plants In relation to grain pretreatment by phytohormones and irrigation with sea water
Abo Hamed, S. A.; Aldesuquy, H. S.; Ismail, A. M. A.; أبو حامد, سامي أبو القاسم; الدسوقي, حشمت سليمان; إسماعيل, أحمد محمد علي... more authors ... less authors ( Qatar University , 1999 , Article)Irrigation of wheat plants with sea water (10% and 25%) led to significant increase in free and bound ABA in the leaves, especially at 25%. The relative water content (RWC) of the sea water irrigated plants was either ... -
Effects of herbicide and timing of removal on interference between barley and weeds
ISMAIL, A. M. A.; HASSAN, A. H. A. ( Blackwell Publishing Ltd , 1988 , Article)Field experiments were done during the rainy season of 1984�85 and 1985�86 at Harma, Qatar. A weed survey of barley fields was conducted with the primary purpose of identifying the weed vegetation present. The effects of ... -
Phyto-Ecological Observations In Northern Oman
Batanouny, K. H. [كمال الدين حسن البتانوني]; Ismail, A. M. ( Qatar University , 1985 , Article)The present study has evolved out of a limited field work during a short visit to Oman. It is an attempt to record more detailed data on the plant communities and their habitat features in three sectors of northern Oman. ... -
Planting Date Effect On Growth Characters And Yield Of Sorghum Under A Dry Farming-System In An Arabian Gulf Environment
Ismail, A.M.A.; Ali, A.H. ( Qatar University , 1996 , Article)Irrigated crop production in Qatar is a risky enterprise due to extreme weather conditions. Temperature is sufficiently warm to allow planting of grain sorghum [Sorghum bicolor (L.) Moench] from Aug through to Oct. Crops ... -
Vegetation composition of a maritime salt marsh in Qatar in relation to edaphic features
Abdel-Razik, M.S.; Ismail, A. M. A. ( Blackwell Publishing Ltd , 1990 , Article)Coverpercentage values for plant species were estimated using the line-intercept method along two belt transects starting at the lower mangrove frontier and ending at the upper height of the salt marsh. Twelve perennial ...