Definition of potato tuberworm
: a grayish-brown moth (Phthorimaea operculella) whose larva mines the leaves and bores in the stems and tubers of the potato plant and often attacks other solanaceous plants (such as tobacco and tomato)
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First Known Use of potato tuberworm
1894
Learn More about potato tuberworm
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Britannica.com: Encyclopedia article about potato tuberworm
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