Kyle Brown and I spoke about potassium (K), sustainability, turf diseases and K, fertilizer requirements, conventional soil guidelines, and the minimum levels for sustainable nutrition (MLSN) soil guidelines in this interview on the Superintendent Radio Network.

For more information on topics discussed in this interview, see:

• How much potassium does grass require? 
• Potassium effect on calcium and magnesium
• Minimum levels for sustainable nutrition (MLSN)
• MLSN Facebook page