You must log in or register to reply here.headline. ![]() Some potato cultivars are more prone to pink eye than others Yukon Gold, Pike, Superior, Kennebec, Snowden, Shepody, Russet Burbank, Russet Norkotah, and Clearwater Russet have been noted for higher susceptibility. The new strains of the late blight pathogen continue to affect potato production in eastern Europe, Mexico and the United States of America. resp_nav_wrap_inner But be careful not to overly dehydrate tubers right before harvest, especially if the cultivar is susceptible to blackspot bruise. Preparation and Planting Seed potatoes can be planted from late winter to mid-spring.header_mid. On potato, a newly infected leaf has small, light to dark-green and irregular to circular-shaped watersoaked spots. The tubers are creamy-white, blotched with purple and tend to be round with a depression in the stolen end. This cell damage contributes to pink eye development. What is pink eye? Famous especially in Southern Tasmania where they have gained a well deserved reputation for magnificent potato salads and perfect roasts. Life cycle of late blight, Phytophthora infestans. estimates that about 15 of the annual production of developing countries is lost to potato late blight each year. Brownish-reddish rots in a potato tuber caused by late blight, Phytphthora infestans. 261), and wild species in the potato (Solanum. Note spores form on the margin of the spot. Underside of potato leaf with spot caused by late blight, Phytophthora infestans. according to research conducted by WSU, lower levels of copper sulfate. Brownish-reddish rots in a potato tuber caused by late blight, Phytphthora infestans. Symptoms of late blight on potato, Phytophthora infestans. If potatoes with late blight are stored, the blight can directly or indirectly. Plant Disease Diagnostic Clinic Remember, antibiotics don't help viral pink eye. Underside of potato leaf with spot caused by late blight, Phytophthora infestans. Nadine Potato To minimize water-saturated soils, deep till areas where pink eye has been a problem, areas where water tends to collect for extended periods, and areas where soils may be compacted (e.g., field entrances or headlands). The usual symptoms are pink or light brown, slightly raised areas that are easy to see on moist, freshly dug tubers but difficult to find on dry, unwashed potatoes. Pink eye is a physiological disorder (i.e., an abnormality in plant growth), rather than a true disease that involves a disease-causing microorganism. It is a disease that can spread very rapidly once it is established in an area. Submit suspect samples to local or state diagnostic clinic (list at bottom of page). ![]() Select resistant varieties when possible. Late blight is a very destructive disease that can kill plants in the field and cause tubers to rot in storage. Destroy potato volunteers and cull piles. header_line_wrap, Pink eye can also be confused with late blight. Late blight is a disease of potatoes and tomatoes that is found most places in the world where these crops are grown.
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