Study on utilization and movement of farmland water of half-humid inclined to dry areas in Ningxia

The soil water movement law of farmland,water utilization situation of main crops,water regime affecting crops growth and utilization of rainfall resources were analyzed.It is thought that the dry and water deprivation restricted agricultural production in half-humid inclined to dry areas of Ningxia.Developing the production potentiality of rainfall and increasing the water use effeciency of crops in the areas are key measures to improve agricultural productivities.