Includes a concise table on all the information relating to prescribed plant viruses. The information is compiled from the research papers uploaded on Sunlearn as well as information from the slides. I did the work so you don't have to ;)
Virus name Genus and Host Host Mode of Symptoms induced Protection measures More info about viruses
family vector plant transmissio or genome
n
Grape Family: Grapevi Insect Late/delayed budding + • Not using the • 13 ORFs
Leafroll Virus Closterovirid Mealyb ne (V vector, graft shoot development in same farming • No resistant
(GLV) but we ae ugs and vinera) transmissio the spring. In the equipment varieties found
are focusing Genus: soft n via summer, red varieties between • Monopartite
on GLRV-3 Ampelovirus scale infected have fully red vineyards to • + ssRNA
insects rootstock interveinal area, but stop • Long 5’ UTR
(in from USA. green veins and white mechanical and short 3’
young Mechanical varieties have chlorotic spread. UTR
life transmissio interveinal area which • Insecticides • ORF 1a and 1b
stages) n in viruses are difficult to to control codes for0
other than distinguish. White mealybug proteins
GLRV-3 varieties also have populations. involved in viral
leaves rolling at harvest • Getting rid of replication
time and severity infected • ORF 2 has no
depends on the type of plants. essential
grape (Chardonnay -> • Proper function
Sav Blanc) screening and • ORF 3 to 6
providing codes for
farmers with conserved
certified proteins
propagation involved in
material. virion tail
• Keep new assembly
plants away (HSp70h,
from older HSp90h) and
plants. cell to cell
movement (p5)
and cell body
formation (CP).
CPm is a main
, component of
virion tail
• ORF 8 and 9
codes for non –
conserved
proteins
involved in
RNAi
suppression
and long-
distance
transport
• ORF 11 and 12
are unique to
Ampelovirus
Hualongbing Family: Psyllid All citrus Insect • Greening: • Quarantine • 2 resistant
(HBL) Rhizobiaceae in varieties vector, graft leaves develop plants from varieties to
causing Genus: persise transmissio yellow color infected CLas developed
Candidatus Liberbacters nt n via along veins and regions and research
Liberbacters manner infected blotches • Scout to into resistant
but we are (adults) rootstock • When many detect proteins in
focusing on leaves develop possible being done
Ca. L this, the whole outbreaks • Virus thrives in
africanus branch appears • Increase cooler more
yellow supply of humid climates
• Trees infected certified and its vector
later will have disease-free also does
smaller leaves propagating • Thus,
and the same material symptoms
yellowing • Insecticides show more in
• Chronically to control cooler
infected trees insect vector temperatures
have twig population or • Liberbacters
have a variety
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