When Spraying is Bad — Herbicide Injury on Potato Plants
Thursday, Dec. 8, 12 P.M. CST
A multitude of issues from spray drifting to soil carryover to sensitive varieties can cause herbicide injury on potatoes. And while it can sometimes cause only a little damage, it can also easily lead to huge losses for your crop. So, what can, and should you do to protect your spuds? In our next roundtable webinar, we’ll have experts share information about what herbicide injury in potatoes is, how it happens and what you can do for your spuds if they get hit.
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It’s important when potential herbicide injury appears you understand what is wrong with your crop to make the right management decisions for that field. Herbicide injury can cause problems in potato growth and subsequent tuber yield and quality. However, there is good news as there’s tech which allows for you to test plant material in specialized laboratories and detect extremely low levels of chemicals. These herbicide test will confirm or deny the presence of an herbicide.
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Some herbicides such as glyphosate may not show symptoms depending on when the potato plant was exposed. Different herbicides can cause different symptoms and injuries to potato plants. Injuries on potatoes can range from necrosis of foliage and stems, leaf deformation, to cracking of tubers.
Presenters
Vikram Bisht
Plant pathologist for potato and horticultural crops with Manitoba Agriculture
Andy Robinson
Extension potato agronomist at North Dakota State University and University of Minnesota