الفهرس 
IntroductionOnly 14 pages are availabe for public view
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Abstract
Studies of some chemial properties in some Egyptien soils Mineralogicel and chemical composition of some Egypf isnsoilsinreletion to Kst atus Chenicsl and minsralogicel studies have been performed on some Egyptians oilstorecognize the beheviour of I(+ after 20 yezrs of building the High Demunderint.ensive and continuous cropping without K application and
without supplying the soil with mud which containts about 0-5% g20. For this purpose 12 in one transect extending from the south to the Burullus lakes oil profilesxere chosen Kefr El-Sheikh city at at the south to the Burullus lake at the North.