Aphid Alert

No. 2, 2000
20 June

Published cooperatively by
departments of Entomology & Plant Pathology,
College of Agricultural, Food and Environmental Sciences, University of Minnesota,
the University of Minnesota Extension Service,
and the State Seed Potato Programs of
Minnesota and North Dakota

Funding provided by:
Minnesota State Legislature &
United States Department of Agriculture,
Cooperative State Research, Education and Extension Service,
Integrated Pest Management Program,
North Central Region

WWW address: http://ipmworld.umn.edu/alert.htm

CONTENTS:

Aphid captures reported by location for week ending 20 June. Data reported here only for locations with links.

MINNESOTA
Baker	Climax	Crookston	Gully	Hollandale	Karlstad
Little Falls	Morris	Rice	Rosemount	Thief River Falls	Williams
NORTH DAKOTA
Cando	Hoople	Linton	Mandan	Minot	Rolette
Walhalla
WISCONSIN
Antigo	Rhinelander
SOUTH DAKOTA
Watertown
NEBRASKA
Cody

Visit Jeff Miller's Late Blight Site

Captures of green peach aphid per trap in 1992-1994 and 1998-1999

Captures of PVY vectors (other than green peach aphid) per trap, 1998- 1999

Trap locations in 1998 and 1999

Update on Aphid Alert project

Leafhopper Alert

MINNESOTA	Baker	Climax	Crookston	Gully	Hollandale 19 July	Karlstad
	Aphids per trap per week
Species	PLRV/PVY vectors
green peach aphid
potato aphid
	PVY vectors
bird cherry-oat aphid
corn leaf aphid
English grain aphid
greenbug
sunflower aphid
thistle aphid
turnip aphid
	Non-vectors and unidentified
non-vectors					1 (100)
unidentified
Totals	No data	No data	No data	No data	1	No data

MINNESOTA	Little Falls 20 June	Morris	Rice	Rosemount 19 June	Thief River	Williams
	Aphids per trap per week
Aphid species	PLRV/PVY vectors
green peach aphid
potato aphid
	PVY vectors
bird cherry-oat aphid	2 (22.2)
corn leaf aphid	3 (33.3)
English grain aphid
greenbug
sunflower aphid
thistle aphid
turnip aphid
	Non-vectors and unidentified
Non-vectors	2 (22.2)
Unidentified	2 (22.2)
Totals	10	No data	No data	0	No data	No data

NORTH DAKOTA	Cando	Hoople	Linton 20 June	Mandan 20 June	Minot	Rolette	Walhalla
	Aphids per trap per week
Aphid species	PLRV/PVY vectors
green peach aphid
potato aphid
	PVY vectors
bird cherry-oat aphid
corn leaf aphid
English grain aphid
greenbug
sunflower aphid
thistle aphid
turnip aphid
	Non-vectors and unidentified
non-vectors
unidentified		4 (80.0)					2 (40.0)
Totals	No data	No data	0	0	No data	No data	No data

WISCONSIN	Antigo 19 June	Rhinelander 19 June
	Aphids per trap per week
Aphid species	PLRV/PVY vectors
green peach aphid
potato aphid
	PVY vectors
bird cherry-oat aphid
corn leaf aphid		1 (33.3)
English grain aphid
greenbug
sunflower aphid
thistle aphid
turnip aphid
	Non-vectors and unidentified
non-vectors
unidentified
Totals	0	1

SOUTH DAKOTA	Watertown
	Aphids per trap per week
Aphid species	PLRV/PVY vectors
green peach aphid
potato aphid
	PVY vectors
bird cherry-oat aphid
corn leaf aphid
English grain aphid
greenbug
sunflower aphid
thistle aphid
turnip aphid
	Non-vectors and unidentified
non-vectors
unidentified
Totals	No data

NEBRASKA	Cody 26 June
	Aphids per trap per week
Aphid species	PLRV/PVY vectors
green peach aphid
potato aphid
	PVY vectors
bird cherry- oat aphid
corn leaf aphid
English grain aphid
greenbug
sunflower aphid
thistle aphid
turnip aphid
	Non-vectors and unidentified
non-vectors
unidentified
Totals	No data

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Last modified: Friday, 7 July, 2000
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Aphid Alert

No. 2, 2000 20 June

No. 2, 2000
20 June