Get 20M+ Full-Text Papers For Less Than $1.50/day. Start a 14-Day Trial for You or Your Team.

Learn More →

Transmission of Viruses By Longidorus Elongatus

Transmission of Viruses By Longidorus Elongatus TRANSMISSION OF VIRUSES BY LONGIDORUS ELONGAT US BY A. M. YASSIN Gezira Agricultural Research Station, Wad Medani, Sudan*) Adult females of L. elongatus transmitted Glendevon TBRV less often than did larvae. Trans- mission was obtained with nematodes extracted through the Baermann funnels as efficiently as with nematodes directly hand-picked from screened samples. The level of transmission was somewhat variable, due to various factors, not yet fully known. Using a number of TBRV isolates, experiments supported the idea of specificity of transmission as suggested by Harrison in 1964. Thus only isolates from eastern Scotland, serologically indisting- uishable from each other, were transmitted by Glendevon L. elongitus. Conversely, isolates from Germany and England, serologically distinct from the Scottish isolates, were not transmitted. How- ever, these foreign isolates, although not transmitted, were recovered directly from the nematodes. The same was also found with isolates of raspberry ringspot virus (RRV). The nature of predominance of RRV in field outbreaks of both TBRV and RRV was investigated in glass-house tests. The viruses and L. elongatus came from the same source. Single larvae of L. elongatus acquired both viruses but the role of such viruses in transmission was unknown. RRV became dominant over TBRV http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Nematologica Brill

Transmission of Viruses By Longidorus Elongatus

Yassin, A.M.
Nematologica , Volume 14 (3): 10 – Jan 1, 1968
Download PDF
10 pages

Loading next page...
 
/lp/brill/transmission-of-viruses-by-longidorus-elongatus-jAuv4pvq3d

References

References for this paper are not available at this time. We will be adding them shortly, thank you for your patience.

Publisher
Brill
Copyright
Copyright © Koninklijke Brill NV, Leiden, The Netherlands
ISSN
0028-2596
eISSN
1875-2926
DOI
10.1163/187529268X00093
Publisher site
See Article on Publisher Site

Abstract

TRANSMISSION OF VIRUSES BY LONGIDORUS ELONGAT US BY A. M. YASSIN Gezira Agricultural Research Station, Wad Medani, Sudan*) Adult females of L. elongatus transmitted Glendevon TBRV less often than did larvae. Trans- mission was obtained with nematodes extracted through the Baermann funnels as efficiently as with nematodes directly hand-picked from screened samples. The level of transmission was somewhat variable, due to various factors, not yet fully known. Using a number of TBRV isolates, experiments supported the idea of specificity of transmission as suggested by Harrison in 1964. Thus only isolates from eastern Scotland, serologically indisting- uishable from each other, were transmitted by Glendevon L. elongitus. Conversely, isolates from Germany and England, serologically distinct from the Scottish isolates, were not transmitted. How- ever, these foreign isolates, although not transmitted, were recovered directly from the nematodes. The same was also found with isolates of raspberry ringspot virus (RRV). The nature of predominance of RRV in field outbreaks of both TBRV and RRV was investigated in glass-house tests. The viruses and L. elongatus came from the same source. Single larvae of L. elongatus acquired both viruses but the role of such viruses in transmission was unknown. RRV became dominant over TBRV

Journal

Nematologica – Brill

Published: Jan 1, 1968

There are no references for this article.