Many crop plants worldwide are attacked by a group of fungi that numbers more than 680 different species. After initial invasion, they first grow stealthily inside living plant cells, but then switch to a highly destructive ...
Biotechnology
Aug 12, 2012
0
0
Dodder vines are parasitic plants that suck water, nutrients and information from other plants as they spread over them. Plant biologists at the University of California, Davis, have now shown that they can make plants resistant ...
Biotechnology
Jul 24, 2012
0
0
Following herbivory, plants produce jasmonic acid, a hormone which activates several plant defense reactions. Scientists found that leafhoppers can evaluate whether tobacco plants are ready for defense when attacked. If jasmonate-signaling ...
Biotechnology
May 23, 2012
0
0
Chloroplasts, the plant cell's green solar power generators, were once living beings in their own right. This changed about one billion years ago, when they were swallowed up but not digested by larger cells. Since then, ...
Cell & Microbiology
Apr 13, 2012
0
2
Crabs, insects and spiders living in coastal salt marshes affected by the 2010 Deepwater Horizon disaster were damaged by the massive oil spill but were able to recover within a year if their host plants remained healthy, ...
Ecology
Mar 7, 2012
0
1
In nature, how do host species survive parasite attacks? This has not been well understood, until now. A new mathematical model shows that when a host and its parasite each have multiple traits governing their interaction, ...
Plants & Animals
Mar 4, 2012
0
0
A gene fusion research project led by a University of California, Davis, plant scientist delivers a one-two punch to Pierce's disease, a deadly threat to California's world-renowned wine industry.
Biotechnology
Feb 20, 2012
0
0
The light brown apple moth (LBAM), Epiphyas postvittana (Walker), an invasive insect from Australia, was found in California in 2006. The LBAM feeds on apples, pears, stonefruits, citrus, grapes, berries and many other plants. ...
Ecology
Feb 9, 2012
0
0
Studying self-replicating genetic units, called plasmids, found in one of the world's widest-ranging pathogenic soil bacteria -- the crown-gall-disease-causing microorganism Agrobacterium tumefaciens -- Indiana University ...
Cell & Microbiology
Feb 1, 2012
0
0
(PhysOrg.com) -- Researchers have discovered how the structure of a protein allows a certain bacteria to interfere with the tomato plant's immune system, causing bacterial speck disease.
Biotechnology
Dec 15, 2011
0
0
