Studies on the Soil Amendment of the Orchard on the Slope Land by Application of the Organic Matter. : 2. Variation of the Soil Water after Application of the Organic Mater.

This experimnt was conducted to evaluate the effect of application methods of organic matter on changing soil water among the purpose of amending physical properties of heavy clay soil of the orchard on the slope land. Organic matter such as decayed bark chip was applied to the orchard with the amout of 20 kg/m^2 during March and April 1981. Application methods were as follows