Soil And Water Management Practices To Tackle Salinity Problems

The objectives of thepresent investigation, therefore, are to evaluate the interactive effect of tillage practtices ( conventional, subsoiling and moling); water management( quantity and Quality) and nitrogen fertilization ( levels and sources)on : changes in some soil physical and chemical properties; the distribution of salts in soil profile water balance and irrigation water requirements of rice grown under salinity conditions and study the dynamic changes of available soil nitrogen and their effects on rice production.