Features of changing of alluvial soils of the east part of the Nile delta at anthropogenous influences

Abstract

The results of researches concerning changes of properties of alluvial soils of the Nile valley are stated in work. The morphological structure, agrophysical and chemical properties of the alluvial sandy soil, alluvial loamy and meadow and alluvial clay soils of the Nile Delta are studied. It is revealed that the meadow and alluvial soils possess epy most favourable qualities. As a result of long-term meliorative and agricultural influence there was some deterioration of physical and chemical properties of alluvial soils.

Keywords

• аллювиальная почва
• устойчивость
• дельта Нила
• структура
• засоление
• гранулометрический состав
• агрофизические свойства
• химический состав
• тяжелые металлы