UC Weed Science (weed control, management, ecology, and minutia)

Looking back at 2017, the devastating wildfires of California seem to have made an impression on the news of the nation.

by David Doll, UCCE Pomology Farm Advisor (see also http://thealmonddoctor.com/) With the emergence of herbicide-resistant weed populations, several perennial nut crop spray programs incorporate the use of pre-emergent herbicides.

Seth Watkins shared the following article with me--thanks Seth. To see the actual article, visit https://agresearchmag.ars.usda.gov/2017/dec/drone/.

Glyphosate is one of the most widely used herbicides in the world and is extremely important in many of our orchard, vineyard, and annual crops as well as in non-crop and home situations.

We were sampling plots in the Delta in July 2016, and found a small clump of this plant pickerelweed (Pontederia cordata).