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UC Weed Science (weed control, management, ecology, and minutia)
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For the past couple of years, an important postemergence herbicide active ingredient, glufosinate-ammonium, used in orchards and vineyards has been in pretty short supply (see my earlier post about Rely 280 scarcity).
I was forwarded this great article written by Barry Tickes, an Area Agricultural Agent with the Yuma Ag Center and part of the University of Arizona and Arizona Agricultural Experiment Station. With Barry's permission, I've posted his explanation of "lift off" or "codistillation" of herbicides.