Rytkönen A, Lilja A, Petäistö R-L, Hantula J. Irrigation water and Phytophthora cactorum in a forest nursery. Scandinavian Journal of Forest Research [Internet]. 2008  ;23(5):404 - 411. Available from: http://www.tandfonline.com/doi/abs/10.1080/02827580802419034#.UqfxDo25Ibg