A detailed study of the diseases of turfgrass, factors influencing disease severity, and specific measures for disease control such as genetic, cultural, biological, and chemical. Prereq: 3001 (401) or 6001, HCS 3470, and Jr or Sr standing; or permission of instructor. Another option includes HCS 3470, and Jr or Sr standing; or permission of instructor. Concur: PLNTPTH 3001. Not open to students with credit for 612 and 613.