Sodium & Salt1. Corn is irrigated with water containing 1050 ppm of salt. a. How much yield can be expected if the yield in the absence of excess salinity is 200 bu/ac?b. What is the leaching requirement?c. What is the salinity of water leaching below the root zone?Na Ca Mg 210 cmolc/L 20 cmolc/L 10 cmolc/L2. A soil saturated paste containsa. What is the soil SAR?b. What is the soil ESP?c. Is this soil likely to be flocculated or dispersed? Why?