Browsing Washington State University Extension by Subject "Lactuca--Integrated control--Northwest, Pacific."
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(Pullman, Washington : Washington State University. Extension., 2016-04)Prickly lettuce (Lactuca serriola L.) is a common weed in wheat production systems throughout the Inland Pacific Northwest (PNW). It is an annual, winter annual, or occasionally a biennial, that reproduces only by seed. ...