Organic matter mineralization

Don't ignore soil organic matter when managing nitrogen during the summer months. Most golf course soils contain more than 2 percent organic matter. Even at 2 percent organic matter, soil microbial activity can release 2.4 lbs of N/1000 sq ft. That amount of nitrogen alone is not a problem for almost any location, but when you apply more nitrogen, it is easy to produce excessive growth that can be difficult to manage. The table below provides a rough estimate for…