Vallad, G. E., Santos, B. M., Polston, J. E., Schuster, D. J., MacRae, A. W., Edwards, J. D., & Scott, J. W. (2009). Tomato Purple Leaf Disorder: A New Challenge for the Tomato Industry in Florida: PP259/PP259, 11/2008. EDIS, 2009(1). https://doi.org/10.32473/edis-pp259-2008