This was the first year of a multiyear study.
2013 data are based on average of all comparisons made in 12 locations through November 20, 2013. Multi-year and multi-location is a better predictor of future performance. Do not use these or any other data from a limited number of trials as a significant factor in product selection. Product responses are variable and subject to a variety of environmental, disease, and pest pressures. Individual results may vary.