Transmission by aphids of a naturally non-transmissible plum pox virus
isolate with the aid of potato virus Y helper component.
Elimination of Plum pox virus
through in vitro thermotherapy and shoot tip culture compared to conventional heat treatment in apricot cultivar Bebecou.
The plum Pox Virus
is a pathogen of strict quarantine significance which damages stone fruit (peaches, plums, nectarines, etc.
The completion of this test phase--the most comprehensive testing to date--in areas of Europe where PPV is endemic underscores HoneySweet's success as a tree that's extremely resistant to plum pox virus
," says Scorza.
Scientists with the Agricultural Research Service have developed techniques that not only confirm the presence of plum pox virus (PPV), but also identify its severe and less virulent strains.
Determining the origin of plum pox virus is a critical step in eradicating this emerging disease that now threatens the $1.
From control of plum pox virus
and other disease-causing pathogens to extended shelf life, ARS scientists are using genetic engineering to improve horticultural crops in many ways.
Damsteegt inoculated the transgenic trees with plum pox virus to test their resistance.
Working with Ravelonandro, who is with the INRA Centre de Recherche Agronomique in Bordeaux, France, Scorza got the gene for the coat protein directly from the plum pox virus.
After 2 years of tests, we had one breeding line that appears to have complete immunity to plum pox virus.
Lanterman, director of the Saanichton Plant Quarantine Station maintained by Agriculture Canada on Vancouver Island, suspected that peaches and Japanese apricots being held in the station might be infected with the devastating plum pox virus (PPV) or another unidentified virus.
Plum pox virus causes peaches, plums, apricots, and several other stone fruit trees to drop their fruit prematurely.