What the ?? Wheres this coming from and what does that have to do with weeds? A few years ago, I noticed that when I was wearing my cool polarized sunglasses it was like I had a superpower for spotting smooth crabgrass in turf.
An article was posted a couple days ago on the Scientific American blog in which the author deconstructed what she saw as common myths about organic agriculture.
The adage "a picture is worth a thousand words" can apply to pesticide safety, too! When I was at Colorado State University in 2006, Sandra McDonald of Mountain West PEST led an effort to teach pesticide safety through the use of photos.
Reposting of an announcement for a Field School sponsored by the Western Society of Weed Science. This is not a UC Field School but may be of broad interest to western landmanagers fighting invasive weeds. The informational flyer can be found here: http://sfc.smallfarmcentral.