| abstract |
(57) [Summary] [Problem] In the low temperature season from late autumn to winter, Provided is a turf purpura inhibitor which prevents the occurrence of purpura expressed in turf, particularly bent green without inhibiting the growth of turf, and a method for preventing turf purpura using the purpurer. SOLUTION: A turf purpura inhibitor containing a near-ultraviolet absorber (excluding iron oxide and zinc oxide) that absorbs near-ultraviolet light having a wavelength of 300 to 400 nm, and using the purpura inhibitor How to prevent purple spots on turf. |