What is in this article?: - Weed issues continue to challenge
California no-till farming - Battling weeds early - No-till
farming is about improving the resource base and remaining
competitive. - With no-till, 90 percent of weed seeds are in the
top 2 inches of soil. With conventional tillage, 10 percent to
12 percent are in the top 2 inches. - Costs for weed control in
conventional and conservation systems pencil out about the same
– 20 percent to 30 percent of production costs. Jeff Mitchell,
cropping system specialist with the University of California at
Davis, did a lot of looking over his shoulder at a cotton-tomato
no-till field day in Five Points. But while talking about global
competition in precision agriculture and the need to be
competitive, he also had one eye on the future and the need to
tweak conservation tillage systems he has researched for more
than a decade at the University of California Westside Research
and Extension Center in Five Points and elsewhere. “This is
about improving the resou