马铃薯缺陷和疾病 来自明尼苏达州

Red Potatoes affected by Powdery Scab.
四月 11, 2017
New Webcast helps Potato Growers avoid devastating Powdery Scab Outbreaks
Powdery scab is a potato disease that is difficult to manage and under certain environmental conditions powdery scab can be potentially devastating to susceptible potato varieties.
From the archive
A bruised potato. The discoloration that occurs after tissue damage is largely caused by the activity of the enzyme polyphenoloxidase (PPO). In the Calyxt PPO_KO potato variety (one of the) genes coding for the PPO enzyme is knocked out, making the variet
十月 26, 2016
USDA clears Calyxt potato modified to withstand bruising
A new potato variety that’s genetically modified to withstand bruising has been cleared for commercialization without undergoing USDA’s deregulatory process for biotech crops.
From the archive
In the Red River Valley, 2016 is shaping up to be the year of the Colorado Potato Beetle (Leptinotarsa decemlineata).(Courtesy: @spudology / twitter)
七月 02, 2016
Colorado Potato Beetles are munching on in the Red River Valley
According to the University of Minnesota Extension 'Spudbug' Newsletter, it is shaping up to be a Colorado Potato Beetle (CPB) year in the Red River Valley.
From the archive
The webcast is developed by Amanda Gevens, Associate Professor and Extension Plant Pathologist and the University of Wisconsin–Madison
六月 16, 2016
‘Focus on Potato’ Webinar: Late Blight Management
Late blight is a potentially destructive disease of potato and tomato crops worldwide that can result in significant losses if detected too late, diagnosed incorrectly, or if not treated properly.
From the archive
Bacterial ringrot
三月 08, 2015
Focus on Potato Talk Teaches Bacterial Ring Rot Sanitation
Of the more than 100 diseases of potato, bacterial ring rot is one of the few zero-tolerance pests. If just one seed potato on a farm is found to have this disease, no seed on that farm can be certified.
From the archive
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