There is no reliable soil test for nitrogen. Therefore, other factors should be considered in planning a nitrogen program. The nitrogen program is the key to a successful turfgrass fertility program. Soil test results lb. To increase the amount of phosphorus applied whilemaintaining the same amount of nitrogen applied, use a fertilizer high in phosphorus for the late fall application.
Soil test results lb.
Only apply the muriate of potash for one year. Issued in furtherance of the acts of May 8 and June 30, 1914.