@misc{orgprints10843, month = {January}, title = {Potato Blight (Phytophthora infestans) field demonstrations, 2004}, author = {D Frost and A Clarke}, year = {2005}, keywords = {potato, blight, Phytophthora infestans, resistance, Sarpo, cultivars}, url = {http://orgprints.org/10843/}, abstract = {The results are presented of a trial of 28 potato varieties, including 19 blight-resistant Sarpo varieties, at Llanrhystud in Ceredigion. The effects of compost tea preparations in protecting against blight were also studied.} }