Visible injury ratings for eastern white pine, 1986.
↵x Listed according to % injury rank; all unlisted seed lots were not injured
↵y Number of trees, and in parenthesis weighted mean values for chlorotic mottle injury on a scale of 1 -3 (0 to 15%)
↵z Number of trees, and in parenthesis weighted mean for tip necrosis on a scale of 0 to 4 (0 to 5.0 cm)