Spring Dead Spot of Bermudagrass: A Challenge for Researchers and Turfgrass Managers

Fig. 10. Ophiosphaerella species are typically isolated by plating symptomatic root or stolon tissue on ΒΌ-strength potato dextrose agar with antibiotics following surface sterilization in 10% bleach for 5 min. The resulting colonies are initially white, and species are indistinguishable at this stage.



Image from Plant Health Progress article:
Spring Dead Spot of Bermudagrass: A Challenge for Researchers and Turfgrass Managers