Paper · 1979 · New Zealand Journal of Agricultural Research

Symptomatology of subterranean clover red leaf virus and its incidence in some crops, weed hosts, and certain alate in Canterbury, New Zealand

J. W. Ashby; P. B. Teh; R. C. Close

7
claims
8
verbatim quotes
36
citations
2
research areas
✓
Open access

Abstract

Abstract Top‐yellowing of peas, stunting and yellowing of dwarf beans. and leaf roll of broad beans in Canterbury, New Zealand, were found to be due almost entirely to infection with subterranean clover red leaf virus (SCRL V). SCRLV was also isolated from lupins, soya beans, and lentils and from a wide range of clovers and weed hosts including some non‐leguminous species. In dwarf beans, pod yield was reduced by 77% when 100% of the plants were infected. Trapping of alate aphids and subsequent virus‐transmission studies showed that 41 % of alate Aulacorthum solani carried SCRLV. The possible relationship of SCRLV, soya bean dwarf virus, and filaree red leaf virus is discussed.

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Claims 7

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Pea top-yellowing in Canterbury was attributed almost entirely to SCRLV infection.

Interactor
subterranean clover red leaf viruse0pathogen
Outcome
Top‐yellowinge0
Setting
Canterbury, New Zealande0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Lathyrus oleraceus
Lathyrus oleraceus · TaxonRenee Comet (photographer) AV Number: AV-9400-4164 · Public domain · Wikimedia Commons ↗

Verbatim

e0

“Top‐yellowing of peas, stunting and yellowing of dwarf beans. and leaf roll of broad beans in Canterbury, New Zealand, were found to be due almost entirely to infection with subterranean clover red leaf virus (SCRL V)”

✓ located verbatim in the source · abstract, characters 9–226 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Dwarf bean stunting and yellowing were attributed almost entirely to SCRLV.

Taxon
dwarf beanse0
Interactor
subterranean clover red leaf viruse0pathogen
Outcome
stunting and yellowinge0
Setting
Canterbury, New Zealande0

Verbatim

e0

“stunting and yellowing of dwarf beans. and leaf roll of broad beans in Canterbury, New Zealand, were found to be due almost entirely to infection with subterranean clover red leaf virus (SCRL V)”

✓ located verbatim in the source · abstract, characters 32–226 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Broad bean leaf roll was attributed almost entirely to SCRLV.

Taxon
broad beansVicia fabae0
Interactor
subterranean clover red leaf viruse0pathogen
Outcome
leaf rolle0
Setting
Canterbury, New Zealande0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“leaf roll of broad beans in Canterbury, New Zealand, were found to be due almost entirely to infection with subterranean clover red leaf virus (SCRL V)”

✓ located verbatim in the source · abstract, characters 75–226 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

SCRLV was isolated from lupins, soya beans and lentils.

Taxon
lupins, soya beans, and lentilse0
Interactor
SCRLVe0pathogen
Outcome
SCRLV was also isolatede0

Verbatim

e0

“SCRLV was also isolated from lupins, soya beans, and lentils”

✓ located verbatim in the source · abstract, characters 228–288 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

SCRLV was isolated from clovers and weed hosts.

Taxon
clovers and weed hostse0
Interactor
SCRLVe1pathogen
Outcome
weed hostse0

Verbatim

e0

“from a wide range of clovers and weed hosts including some non‐leguminous species”

✓ located verbatim in the source · abstract, characters 293–374 · show in text ↑
e1

“SCRLV was also isolated from lupins, soya beans, and lentils and from a wide range of clovers and weed hosts including some non‐leguminous species”

✓ located verbatim in the source · abstract, characters 228–374 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Complete infection reduced dwarf bean pod yield by 77%.

Taxon
dwarf beanse0
Outcome
pod yielde0
Direction
reducede0
Value
77%e0
Qualifier
100% of the plants were infectede0

Verbatim

e0

“In dwarf beans, pod yield was reduced by 77% when 100% of the plants were infected”

✓ located verbatim in the source · abstract, characters 376–458 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Forty-one percent of alate Aulacorthum solani carried SCRLV.

Taxon
Aulacorthum solaniAulacorthum solanie0
Outcome
carried SCRLVe0
Value
41 %e0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Aulacorthum solani
Aulacorthum solani · TaxonMagnefl · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“41 % of alate Aulacorthum solani carried SCRLV”

✓ located verbatim in the source · abstract, characters 539–585 · show in text ↑