- Posted by: Gale Perez
Managing Weeds in Grasslands and Rangelands (online event)
Tuesday, October 19, 2021
9:00 AM-12:00 PM (Pacific Time)
The latest information on weed control will be presented at the Managing Weeds in Grasslands and Rangelands online event.The lineup of UC Cooperative Extension (UCCE) and UC Davis experts will discuss basic ecology and biology of common weeds in California rangelands, potential benefits of dusting rangelands with compost, grazing for weed control (palatable and nutritious or a nuisance and poisonous), invasive weed control research projects in Northeastern California, weeds in grassland...
- Author: Richard Smith
Each of the past several years, we have received samples of tomato plants from small growers and homeowners that have severe leaf deformity. The leaves of affected plants have the following symptoms: the leaves are distorted with cupping and twisting (Photos 1 & 2), as well as strapping or shoe string symptoms (Photo 3); the leaves can also have distinctive flaring along the edges (Photo 4). In addition, the leaves can be tightly curled (Photo 5). We examined these samples for the presence of viruses, but have never found viruses associated with these symptoms. In addition, the symptoms do not fit classic virus symptoms such as mottling (blending of dark green and yellowing). The symptoms on these tomatoes most closely fit with...