- Author: Stephen Flanagan
- posted by: Brad Hanson
I've reposted (with permission) Stephen Flanagan's article from The IR-4 Project. Check out the whole issue "Volume 48 No.1 Winter 2017" for several interesting articles from a program that is incredibly important to pest management in specialty crop agriculture.
/span>- 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...