There have been tests conducted that show SuperCal SO4 reduces the impacts of white mold. There are also well known University of Wisconsin plant pathologists that will attest (off the record) to gypsum's ability to reduce white mold.
Fertilizer and pesticide labeling laws will not allow us to say that SuperCal SO4 reduces white mold, since this would constitute a pesticide claim.
To find out more on White Mold and how calcium (a nutrient found in SuperCal SO4) improves plant health and defends the plant from white mold click here.
Yield Starts Here is a blog for farmers, focusing on increasing yield and profitability by focusing on the soil. It is managed by Craig Dick, a Blogronomist and Sales and Marketing Manager at Calcium Products. Find other articles by Craig and guest writers at http://blog.calciumproducts.com/ .