C.D. Ryan, K.E. Kenworthy, A.J. Lamm, L.E. Trenholm, J.B. Erickson, and J. Unruh. Adopting seasonal fertilizer blackout periods. Golf Course Management, 2017, 85, 8, 79.
C.D. Ryan, K.E. Kenworthy, A.J. Lamm, L.E. Trenholm, J.B. Erickson, and J. Unruh. Adopting seasonal fertilizer blackout periods. Golf Course Management, 2017, 85, 8, 79.