[1] Texas A&M AgriLife Res & Extens Ctr, Dept Plant Pathol & Microbiol, Weslaco, TX 78596 USA
[2] Univ Calif Davis, Dept Plant Pathol, Davis, CA 95616 USA
[3] Univ Arizona, Sch Plant Sci, Tucson, AZ 85721 USA
[4] Texas A&M AgriLife Res & Extens Ctr, Weslaco, TX 78596 USA
[5] Agdia Inc, Agdia Testing Serv, Elkhart, IN 46514 USA
[6] Texas A&M Univ, Dept Agr Agribusiness & Environm Sci, Kingsville Citrus Ctr, Weslaco, TX 78599 USA
[7] Texas A&M AgriLife Res & Extens Ctr, Dept Hort Sci, Weslaco, TX 78596 USA