Dautova Z.A., Imaeva A.K., Garifullina Kh.R., Abdullin R.R.
EXPERIMENTAL STUDYING OF EYE TISSUE REACTION ON USING OF MICRODRAIN ON THE BASE OF CARBON AT GLAUCOMA SURGERY ^{[№ 12 ' 2007]}

Akbirov R.A., Garifullin F.S.
ECOLOGICAL FACTORS OF SOIL FORMATION OF THE FOREST-STEPPE ZONE ^{[№ 5 ' 2005]}
Division of a forest-steppe zone into three is specified in the article - northern, northeast, southern. Features of an environment of these zones and their influence on soil formation process are shown. Depending on ecological factors - a climate, a relief, soil constituting layers and vegetation in northern and northeast subzones prevail grey wood ground, in southern - podzol and leached chernozems which have a various level of fertility.