Number of Images by Photographer


Photographer Number of Images
Howard F. Schwartz 5362
Robert Vidéki 4233
Mary Ellen (Mel) Harte 3827
Chris Evans 3312
Division of Plant Industry Archive 3060
Whitney Cranshaw 2629
Joseph O'Brien 2505
Ohio State Weed Lab Archive 2057
Richard Old 2034
Forest & Kim Starr 2008
Pest and Diseases Image Library 2005
Milan Zubrik 1785
William M. Ciesla 1666
Joseph M. DiTomaso 1607
Dave Powell 1533
Floyd W. Shockley 1385
Karan A. Rawlins 1146
The Dow Gardens Archive 1134
Lacy L. Hyche 1105
Clemson University - USDA Cooperative Extension Slide Series 1058
David Cappaert 1047
Andrej Kunca 1041
Joseph Berger 996
United States National Collection of Scale Insects Photographs Archive 991
Terry Spivey 937
Paul Bachi 926
James H. Miller 903
John M. Randall 896
Charles T. Bryson 873
Steve Dewey 867
Terry L Spivey 831
Jerry A. Payne 824
Richard Webb 809
USDA Forest Service - Ogden Archive 807
Gyorgy Csoka 724
Cesar Calderon 720
Pennsylvania Department of Conservation and Natural Resources - Forestry Archive 719
David J. Moorhead 710
Joseph LaForest 703
Joy Viola 689
John D. Byrd 686
Charles Olsen 685
Julia Scher 626
Jeffrey W. Lotz 619
University of Georgia Plant Pathology Archive 611
Rebekah D. Wallace 610
Robert L. Anderson 598
Petr Kapitola 597
Sturgis McKeever 594
Alfred Viola 587
Leslie J. Mehrhoff 582
Graves Lovell 561
Paul Wray 556
William M. Brown Jr. 532
Jan Samanek 527
USDA Forest Service - Region 8 Archive 504
Ronald F. Billings 496
Steven Katovich 495
J.R. Baker & S.B. Bambara 490
Ted Bodner 460
John Cardina 437
USDA Forest Service - Northeastern Area Archive 435
James Solomon 415
Department of Plant Pathology Archive 408
Gerald J. Lenhard 404
Mary Ann Hansen 396
James Henderson 388
Wendy VanDyk Evans 378
David Gent 367
Tony Pernas 359
Paul Bolstad 358
USDA Forest Service - Rocky Mountain Region Archive 358
Natasha Wright 346
Gary Alpert 344
Johnny N. Dell 344
Brian Lockhart 336
Stanislaw Kinelski 331
USDA APHIS PPQ Archive 322
Frank Peairs 318
Bill Cook 312
Susan Ellis 304
Ken Chamberlain 301
Edward L. Barnard 301
William Jacobi 279
USDA Forest Service - North Central Research Station Archive 276
Minnesota Department of Natural Resources Archive 274
R.J. Reynolds Tobacco Company Slide Set 271
Russ Ottens 268
Theodore Webster 264
Barbara Tokarska-Guzik 263
K. George Beck & James Sebastian 261
Catherine Herms 246
Chris Schnepf 244
G. Keith Douce 243
Charles Averre 235
USDA Forest Service Archive 234
Barry Rice 233
Ferenc Lakatos 228
Kenneth M. Gale 225
Merle Shepard, Gerald R.Carner, and P.A.C Ooi 224
Jim Occi 222
Hannes Lemme 220
Brytten Steed 217
Dan Tenaglia 217
Rocky Mountain Research Station/Forest Pathology Archive 213
Terry Price 208
Nancy Loewenstein 208
Erich G. Vallery 206
Scott Bauer 205
Bonsak Hammeraas 203
Edward L. Manigault 202
A. Steven Munson 200
Maja Jurc 200
David Stephens 195
Ronald Smith 194
Alton N. Sparks, Jr. 188
James Denny Ward 188
Chuck Bargeron 185
Dennis Haugen 180
Manfred Mielke 178
Louis-Michel Nageleisen 177
Tom DeGomez 174
Lynn Sosnoskie 173
Darren Blackford 172
Gil Wojciech 170
Linda Haugen 170
USDA APHIS PPQ Archive 168
Norbert Frank 167
John H. Ghent 162
USDA PLANTS Database 162
Norman E. Rees 161
Gerard D. Hertel 160
USDA Forest Service Archive 160
Howard Ensign Evans 158
R.K. Jones 157
Donald Owen 155
H.J. Larsen 153
Charles T. and John R. Bryson 152
E. Richard Hoebeke 152
Randy Cyr 149
Connecticut Agricultural Experiment Station Archive 143
Susan Ellis 143
Herbert A. "Joe" Pase III 141
Haruta Ovidiu 140
Amy Ferriter 138
Daniel Herms 137
Arnold T. Drooz 136
John A. Weidhass 131
Paul A. Mistretta 130
Mark Frey 128
DAFF Archive 127
Steve Hurst 126
David Jones 125
USDA ARS Archive 120
Landesforstpräsidium Sachsen Archive 119
Eric Coombs 119
Tom Heutte 119
David B. Langston 117
Eugene E. Nelson 116
Fabio Stergulc 113
Elizabeth Bush 113
Eric R. Day 111
Dan Clark 111
Doug Page 110
Keith Kanoti 110
Thomas Atkinson 107
Richard Carter 107
Troy Evans 105
Mark Adams 104
Larry R. Barber 104
Alan Windham 100
Louis Tedders 100
James B. Hanson 98
Donald Groth 94
L.L. Berry 94
Scott Tunnock 92
USDA ARS Photo Unit 92
Carey Minteer 92
Michael Shephard 91
Cheryl Moorehead 90
Phil Westra 89
Kenneth R. Law 88
James R. Allison 87
Pedro Tenorio-Lezama 85
Jiri Hulcr 85
J.G. Davis 83
Thomas C. Croker 82
Jil M. Swearingen 81
David Riley 80
Thomas D. "Tom" Landis 80
Lori Oberhofer 79
Kevin Ong 78
Fred Baker 78
Andrea Battisti 77
M.E. Bartolo 77
University of Georgia Archive 77
Robert Dzwonkowski 76
Peggy Greb 75
David McComb 74
G.E. Cardon 73
Carroll E. Younce 72
Jerald E. Dewey 72
Gerald Holmes 71
H C Ellis 71
USDA Forest Service - Forest Health Protection - St. Paul Archive 71
Arthur E. Miller 71
Raymond Gill 70
Central Science Laboratory, Harpenden Archive 69
Great Smoky Mountains National Park Resource Management Archive 69
E. Bradford Walker 67
Randy Westbrooks 67
National Interagency Fire Center Archive 67
Jan Liska 66
Roger Ryan 65
Center for Disease Control Archive 64
Allen Bridgman 64
Mike Schomaker 64
Mary Burrows 63
Albert (Bud) Mayfield 63
Andrea Atkinson 63
Piero Amorati 62
Beat Forster 62
Ricky Layson 62
Utah State University Archive 62
Jim Stimmel 62
Billy Humphries 62
Thomas E. Hinds 61
Kevin D. Arvin 61
Zelimir Borzan 60
Scott Roberts 60
USDA Forest Service Archive 59
Edward H. Holsten 59
Keith Weller 59
Andrew J. Boone 59
David P. Shorthouse 58
Theodor D. Leininger 58
Montana Statewide Noxious Weed Awareness and Education Program Archive 58
Dale Wade 58
Doug Maguire 58
John D. Hodges 58
Art Cushman 57
R.L. Croissant 56
Susan K. Hagle 56
North Carolina Forest Service Archive 56
Herb Pilcher 56
Ronald S. Kelley 55
Patricia M. Ciesla 55
John Triana 54
Carl Dennis 54
Stephen F. Austin State University Archive 54
Steve L. Brown 53
Jessica Lawrence 53
Max Williamson 53
John Moser 51
Timothy Haley 51
Fred Brooks 51
Thomas B. Denholm 50
Tim Tigner 50
Rayanne Lehman 50
William D. Boyer 50
Daniela Lupastean 49
Lance S. Risley 48
Mark McMillan 48
Natalie Hummel 47
Gary Wade 47
Francis Gwyn Jones 46
Kenneth E. Gibson 45
Marisa Williams 45
Todd Pfeiffer 44
Georgia Forestry Commission Archive 44
James Johnson 44
R. Scott Cameron 44
Daniel Adam 44
Gary Peeples 42
Jody Fetzer 42
M.A. Brick 41
William A. Carothers 41
Ladd Livingston 41
Michael C. Thomas 39
J.S. Quick 37
R.L. Hamblen 36
Steve McKeand 36
John W. Dooley 35
USDA ARS European Biological Control Laboratory 35
Elizabeth Bella 35
Lisa Ames 35
Jonathan D. Eisenback 35
Vladimir Dinets 34
David Mohn 33
Harry O. Yates III 33
Dragan Nestorovic 32
Stephen Bratkovich 32
Vanessa Richins 32
Sonya Broughton 31
Eli Sagor 31
David Parsons 31
John W. Schwandt 31
Eddie McGriff 30
Cindy Roche 30
Mike Reding & Betsy Anderson 30
J. Michael Moore 29
Rory Register 29
Yuan-Min Shen 29
Linda Wilson 29
Casey Sanders 29
Jamie Nielsen 28
Wayne Brewer 28
Dan Miller 28
Oscar Dooling 28
Nancy Fraley 28
U.S. Geological Survey Archive 28
George Markin 27
University of Arkansas Forest Entomology Lab Archive 27
Annemarie Smith 27
José Luís Delgado 27
Bruce W. Kauffman 27
Mat Pound 26
Yuri Yashin 26
W. Billen 26
Alberto Pantoja 26
Plant Protection Service Archive 26
Gino Nearns 26
Sasa Kunovac 26
Arun T.P. 25
Brian Kunkel 25
Frank M. Riley, Jr. 25
Christopher Hogger 25
Loke T. Kok 25
Robert L. James 25
Biologische Bundesanstalt für Land- und Forstwirtschaft Archive 25
Ron Halstead 25
Dale Pollet 24
Julieta Brambila 24
Duncan McClusky 23
USDA Forest Service - Region 4 Archive 23
Victor Sarto i Monteys 23
Bruce Moltzan 23
Bob Farrah 23
UAF Cooperative Extension Archive 23
Stephen Ausmus 23
Ron Long 23
John L. Foltz 23
USDA APHIS PPQ Archive 22
Evgeny Akulov 22
Ulrich Zunke 22
Esmat M. Hegazi 22
John Guyon 22
Anthony D. White 22
Jonathan Armstrong 22
Jeff Stachler 21
Ministry of Agriculture and Regional Development Archive 21
James N. Long 21
Joe Nicholson 21
GB Edwards 21
David T. Almquist 21
Gary L. Piper 21
Frank E French 20
Kim Camilli 20
Eric Prostko 20
Laura Lazarus 20
Diane Davies 20
Veli Pohjonen 20
Lew Diehl 20
Richard A. Casagrande 20
Bernd Blossey 20
Gerald Wheeler 20
USDA Forest Service Archive 20
Jess Van Dyke 19
Florida Fish and Wildlife Conservation Commission Archive 19
Eric LaGasa 19
J. Jeffrey Mullahey 19
Robert M. McPherson 19
University of Idaho Archive 19
Stephen M. Garnsey 19
Allan Bullard 19
Paula Klasmer 19
Cheryl McCormick 19
Dale E. Meyerdirk 19
Peter Wirtz 19
Mike Pingleton 19
Bradley Higbee 19
Mark Atwater 19
Michelle Grabowski 19
Mississippi State University Archive 18
Charles Turner 18
K. George Beck 18
Phillip Roberts 18
D.D. Cadahía 18
Virginia Tech Learning Resources Center 18
Christopher Pierce 18
Vladimir Petko 18
Daniel R. Suiter 18
Bob Nowierski 17
P.F. Byrne 17
John Ruberson 17
H.R. Duke 17
Boris Hrasovec 17
Daniel H. Brown 17
Zhihong Pan 17
Terry English 17
Robert Wick 17
F.W. Howard 17
James W. Byler 17
Beverly Turner 17
James W. Amrine Jr. 16
J.H. Hofmeyr 16
Paul Bertrand 16
Ken Masten 16
Dennis Haugen 16
Richard Sprenkel 16
Peter Bedker 16
U. Mazzucchi 16
Juan Manuel Alvarez 15
Tom Coleman 15
Dr. Reuven Jacobsohn 15
W. Robert Maple 15
Ken A. Langeland 15
Jack Dykinga 15
Texas Forest Service Archive 15
Jane Taylor 15
Sandy Kegley 15
H.C. Evans 15
Agriculture and Agri-Food Canada Archive 15
Michael Rasy 14
Bernard J. Raimo 14
Patrick Breen 14
Rachel Woodfield 14
Steve M. Brown 14
Michael McClure 14
Mark McGregor 14
Jean Burns 14
Eric Engbretson 14
S.K. McDonald 14
Mic Julien 14
Eric Erbe 14
Natalia Kirichenko 13
Robert Benjamin 13
Karen Brown 13
Gary Bernon 13
S. K. Mohan 13
Britt Slattery 13
Leonard Newell 13
William Lambert 13
Willey Durden 13
Agriculture Canada, Ottawa Archive 13
Frantisek Soukup 13
Norbert J. Cordeiro 13
European and Mediterranean Plant Protection Organization Archive 13
Ignacio Baez 13
Michael Barron 13
William Fountain 13
David R. Lance 13
Scott Robinson 13
USDA Forest Service - Pineville Archive 13
David Adams 13
Victor Ryabincov 12
Agroscope FAL Reckenholz Archive 12
Mary Ann Fajvan 12
Clinton Shock 12
Gillian Allard 12
Jijing Song and Juan Shi 12
J.M. Bové 12
Paul E. Hennon 12
L.D. Dwinell 12
Will Hudson 12
Virginia Tech Plant Pathology Archive 12
Alex Mangini 12
Carol LaFayette 12
Alan Mills 12
Paolo Mazzei 12
Thomas Jung 12
Erik Stromberg 11
S.A. Andrews 11
Robert Lambe 11
Donald M. Grosman 11
Katherine Parys 11
John M. Staley 11
Randall Blackburn 11
Washington State University Archive 11
Bob Richard 11
Andrew Derksen 11
L. Giunchedi 11
Hector Mialma 11
Doug Stone 11
Canadian Food Inspection Agency Archive 11
Dwight K. Lauer 11
Kristina Simms 11
David M. Moehring 11
Robert F. Wittwer 11
W.H. Bennett 11
Devon Pfeiffer 10
California Department of Food and Agriculture Archive 10
Roger Lopez-Chaves 10
Alison Fox 10
Dean Morewood 10
Steve Passoa 10
Rebecca A. Melanson 10
Charles Hoysa 10
Edward Czerwinski 10
Boris Castro 10
Skip Snow 10
Paul Butts 10
Kevin Enge 10
Mike Ostry 10
Ruben Durán 10
Department of Primary Industries and Water, Tasmania Archive 10
Neal Spencer 10
Southern Forest Insect Work Conference Archive 10
Stan Diffie 10
Milos Knizek 10
Wayne N. Dixon 10
Alex Pauvolid-Corrêa 10
USDA Forest Service Archive 10
Duane Raver 9
Ayanava Majumdar 9
North Carolina State University Archive 9
Central Science Laboratory Archive 9
Vince Belleci 9
Alec McClay 9
Ann Murray 9
Jacques Regad 9
Timothy Schubert 9
Sthephen A. Lewis 9
Dennis Navea 9
M. Clerjeau 9
Michael Bohne 9
Howard F. Schwartz & Jillian M. Lang 9
Roland J. Stipes 9
Clair Merrit 9
Michael Mengak 9
Andrew Petrie 9
Kerrie L. Kyde 9
James W. Smith 9
Jeffrey Wilson 9
Bob Rabaglia 9
John J. Mosesso 9
A. Eppler 9
T. Azeri 9
Clive Shirley 9
N.A. Irlbeck 9
J.K. Brown 9
J.A. Davidson 9
UK Forestry Commission Archive 8
G.W. Buchleiter 8
HortNET Archive 8
Peter A. Rush 8
USDA Forest Service - Alaska Archive 8
Julie Kikkert 8
Stacey Leicht 8
Tom Gray 8
Myron Adams 8
Connie Strunk 8
Steve Manning 8
J.J. Tuset 8
L. Navarro 8
N.S. Luepschen 8
USDA APHIS PPQ Archive 8
Andrew Koeser 8
James R. Meeker 8
D.R. Miller 8
USDA ARS Archive 8
Ollie Knott 8
Brian Sullivan 8
Nancy Gregory 8
W.G. Ziller 8
Diego Olmo 8
J.P. Michaud 8
Barry Freeman 8
Jenn Grieser 8
Tim Murphy 8
Robert Richardson 8
Ian Kimber 8
Jeff Portwood 8
I. Blakey Lockman 8
Troy Kimoto 8
Fernando Gallardo 8
James D. Ellis 8
Paul Weston 8
U.S. Fish and Wildlife Service Archive 8
SCRI-Dundee Archive 8
Linda Lee 8
Stephanie Sopow 8
Jim Skiera 7
Mariano Muñiz 7
J. Brasington 7
Ida Paul 7
Rudolf H. Scheffrahn 7
Mark Czarnota 7
John Kraus 7
Carlos Amadeu Leite de Oliveira 7
Donald F. Rogers 7
Alan Flynn 7
David Nance 7
Bill Gallup 7
Milton Rush 7
Bob Oakes 7
Fred Nation 7
Wayne Williamson 7
Byron Rhodes 7
Jeremy Lee 7
Janet S. McCulloch 7
Ethel Dutky 7
David Nicholls 7
G.M. Buxton 7
Georgette Smith 7
Jason Gatch 7
Nez Perce BioControl Center Archive 7
Juan Shi 7
Charles Drake 7
David Hall 7
Hania Berdys 7
Amy Benson 7
Robert L. Johnson 7
Victor Cordova 7
Kevin Dodds 7
Anne W. Gideon 7
Lee Karney 7
John Connett 7
Billy Craft 7
Connie Gray 7
Scott Famous 6
J.D. Roberts 6
Tim Varnedore 6
Kurt Stueber 6
Billy R. Wiseman 6
Gary Buckingham 6
Jim Story 6
R.C. Morris 6
Carol J Nichols 6
Stephen Lew 6
Jean L. Williams-Woodward 6
Forest Research 6
Thomas Elias 6
E.G. Kuhlman 6
David G. Robinson 6
Tom Eubank 6
International Potato Center Archive 6
Bodie Pennisi 6
Temel Gokturk 6
Rich Sabulsky 6
Robert D. Richard 6
Montana State University Archive 6
Jim Tresouthick 6
J.C. Wells 6
Jeffrey J. Jackson 6
Peter Stephen 6
Forrest L. Oliveria 6
Tom Laurent 6
Bob Lepak 6
Kelle Sullivan 6
O.P. Sharma 6
OSU Extension Slide Set Archives 6
Ian F. Smith 6
Peter L. Lorio, Jr. 6
Lilia De Guzman 6
Robert F. Bassett 6
Stanley Culpepper 6
John N. Gibbs 6
James P. Cuda 6
Takumasa Kondo 6
Christina DiFonzo 6
Lester E. Dickens 6
Raghavan Charudattan 6
Douglas Barbe 6
Brad Haire 6
Michigan Department of Agriculture 6
The Nature Conservancy Archive 6
Borys M. Tkacz 6
Holly Thornton 6
K.B. Jamieson 6
K.A. Barbarick 6
Luboš R. Kolouch 6
Michael Kangas 6
H.H. Triantaphyllou 6
Sanford D. Porter 6
Don Herbison-Evans 6
Patrick H. Brose 6
Robert A. Haack 6
Kevin Taylor 6
Les Tanner 6
Jon Sweeney 6
Greg Leach 6
Kristen Riolo 6
Alan Grant 6
D. W. French 6
Carol Hayes 6
Jessica Price 5
Ted D. Center 5
Virgil Davis 5
Giuseppina Pellizzari 5
Art Wagner 5
Toby Petrice 5
Nancy Hinkle 5
Philip Rusted 5
Dr. Augustin 5
G. Marchoux 5
American Phytopathological Society Archive 5
Gary M. Stolz 5
Mandy Tu 5
USDA Forest Service - Ashville Archive 5
T.W. Bretz 5
Albert Kais 5
Bob McMurry 5
R.F. Scharpf 5
Mary Foley Benson 5
Bill Godfrey 5
Dr. Lynn Clark and Anna Gardner 5
Lynn Jones and Nathan Havill 5
B. Merle Shepard 5
Christine A. Bennett 5
Ben Jackson 5
Doug Landis 5
Ernest C. Bernard 5
David R. McKay 5
Marianne Prue 5
Laura Rogers 5
J.W. Walters 5
M.G. Klein 5
Claudia Dolinski 5
James A. Copony 5
James McGraw 5
Diane Hildebrand 5
Susan Turner 5
T.W. Mew 5
Michael Montgomery 5
Scott Carlson 5
Luana Vargas 5
State Plant Pathology Institute of Denmark Archive 5
Nadia Da Ros 5
Heather Faubert 5
Dewey Lee 5
Scott Horn 5
Jeffrey Eickwort 5
Kent Loeffler 5
Canadian Forest Service Archive 5
Petr Srutka 5
Chip Bates 5
A.A. Newton 5
Sam Markell 5
Nava Tabak 5
Susan Wineriter 5
James Smith 5
Rosemarie De Clerck-Floate 5
P.G. Psallidas 5
Walter Stahel 5
A. van Frankenhuijzen 5
Howard F. Schwartz & Mark S. McMillan 5
Richard Smith 5
Jim Baker 5
Clint Hardy 5
Philip McDonald 5
Bart Wursten 5
Jean-François Abgrall 5
Lawrence Abrahamson 5
Robert Hedburg 5
John R. Seiler 5
Dennis Teague 5
Biologische Bundesanstalt für Land- und Forstwirtschaft Archive 5
Hugo A. Cordo 5
Angela Walther 5
Donna R. Ellis 5
Tom Creswell 5
Laurie Reid 5
Laurence I. Miller 5
G. Morvan 5
A.T. Jones 5
James Hoffman 4
Louisiana State University Archive 4
USDA NRCS Archive 4
John W. Everest 4
UConn Plant Database www.hort.uconn.edu/plants 4
Malcolm Storey 4
Diane Reaver 4
S.R. Andrews 4
Biolog. Bundesans., Inst. f. Pflanzenschutz im Weinbau Archive 4
Christopher Asaro 4
Larry Line 4
Bonnie Harper-Lore 4
Wayne A. Sinclair 4
Jeff Sexton 4
J. Johnson 4
Yun Wu 4
Carole Cheah 4
R.S. Peterson 4
C.E. Seliskar 4
Pflanzenschutzamt Weil-am-Rhein Archives Archive 4
Bayer Pflanzenschutz Archive 4
Anne Miller 4
M. Goto 4
Tom Miller 4
David Conklin 4
SRPV, Nice Archive 4
Rene Marcinhes 4
Min B. Rayamajhi 4
Shep Zedaker 4
Csaba Szaboky 4
Hariet Hinz & Ester Gerber 4
C.A. de Klerk 4
Forestry Canada, Ottawa Archive 4
Ohio State Univ Ohio Ag. research & Development Center 4
Robert J. Richardson 4
Virginia Tech Weed Identification Guide Archive 4
J. Guyot 4
M.A. van den Berg 4
International Rice Research Institute Archive 4
Stephen W. Bullington 4
Daniel J. Kepich 4
Donald Duerr 4
Svetlana Y. Gouli 4
A.R. Chase 4
Bruce Smith 4
Heinz USA Archive 4
David W. Johnson 4
Bernard H. Ebel 4
Paul E. Skelley 4
Paul H. Peacher 4
ENSA-Montpellier Archive 4
INRA-Bordeaux Archive 4
Richard C. Edwards 4
Craig Ramsey 4
A. Vigouroux 4
James O. Howell 4
Clyde Dowler 4
Joel E. Miles 4
April Noble 4
Volcani Center Archive 4
University of New South Wales Archive 4
Houping Liu 4
University of Alaska - Anchorage Archive 4
Jerry Asher 4
Wilson Faircloth 4
Cathy Stewart 4
Craig Sheppard 4
Jack T. Reed 4
Alexander Purcell 4
Jack Ranney 4
Ashley Lamb 4
Shimat Joseph 4
Gerhard Elsner 4
John R. Tolliver 4
David G. Nielsen 4
Peter Room 4
Robert W. Matthews 4
Brian Perchtel 4
S.L. Goldson 4
Dr. Backhaus 4
Jian-qing Ding 4
Auburn University Archive 4
Richard W. Hansen 4
Tim O'Neill 4
Gerald D. Carr 4
Tom Hall 4
François-Xavier Saintonge 4
Jean-Paul Grandjean 4
R.W. Samson 4
Peter Harris 4
Jack C. Nord 4
L. M. Marsh 4
Nancy Gillette 4
Michelle Cram 4
John Pronos 4
Graham Trim 4
G.W. Wallis 4
R. Grimm 4
R. Flores 3
INRA-Angers Archive 3
Ministry of Agricuilture and Rural Affairs Archive 3
E.A. Milus 3
J. Dunez 3
Dell O. Clark 3
Lisa Anness 3
Laura Merrill 3
Richard Spriggs 3
David Mooter 3
Doug Wilson 3
D.G. Passmore 3
James Braselton 3
Caleb L. Morris 3
Brian Geils 3
Andrea Van Loan 3
A.C. Magyarosy 3
G.D. Franc 3
University of Georgia Entomology Archive 3
J. Pedro Mansilla Vazquez 3
Università di Bologna Archive 3
Vicky Quick 3
Mark Schwarzlaender 3
Tony Caesar 3
Ferenc Viranyi 3
Pflanzenschutzamt, Hanover Archive 3
P.J. Chapman 3
Daniel Wojcik 3
John Stommel 3
Bob Davidson 3
Nanna Borcherdt 3
Stephen D. Hight 3
C.A. Frazier 3
Patrick Loes 3
Barry Cooke 3
F.C. Schweissing 3
Anton Baudoin 3
Alan Isler 3
Art Wagner 3
J. Louvet 3
Barry Fitzgerald 3
Victor Ramey 3
Johnny Crawford 3
Andris Eglitis 3
William H. Hoffard 3
tia smith 3
C.L. Hodges 3
Lisa Tewksbury 3
André Bolay 3
G. Perrotta 3
New York State Agricultural Experiment Station Archive 3
Daniel K. MacKinnon 3
Tommaso Branzanti 3
Julio Medal 3
IPM Thailand Archive 3
Shiva Shankar 3
Lizbeth Gonzalez 3
Leslie Chong 3
Chris Bergh 3
Claude-Bernard Malphettes 3
Debbie Miller 3
J. Tomminen 3
J.K. Pataky 3
The Natural History Museum, London Archive 3
Nick Dimmock 3
Brian Prechtel 3
Kenneth Calcote 3
David Seerveld 3
K.V. Raman 3
M. Koizumi 3
F. Dosba 3
J.C. Hopkins 3
Paul Thomas 3
Keith Delaplane 3
Gvozdev Antony 3
Martin Moses 3
Reid Frederick 3
Texas Agricultural Extension Service Archive 3
Jose Hernandez 3
Paul Trible 3
J. O'Bannon 3
Shawn Good 3
Maresha Seusy 3
Nathan Howard 3
University of Illinois at Urbana-Champaign Archive 3
Tarique Sani 3
William Shuster 3
Phil Crawl 3
Wayne Adkins 3
Rick West 3
I.G. (Hardi) Oberholzer 3
Louisiana State University AgCenter Archive 3
Brian Sugarman 3
Brian Cabrera 3
Mirza Dautbasic 3
Karen Ackles 3
Jim Space 3
Brett Billings 3
Cornell University Archive 3
INRA-Versailles Archive 3
Elizabeth Carlson 3
Diane Perkins 3
USDI BLM Archive 3
B.J. Goates 3
Pflanzenschutzamt Saarbrücken, Husken-Thimm Archive 3
Institut Technique de la Betterave Archive 3
Università di Napoli Archive 3
P.M.J. Ramakers 3
S.D. Lyda 3
Antoine Guyonnet 3
Amy Fulcher 3
Donna Richardson 3
H. Gross 3
Debbie Waters 3
Gordon Rodda 3
David Karp 3
Michael T. Smith 3
Jim Plaskowitz 3
Roger S Key 3
Dave Holland 3
Alex. H. Purcell 3
Jacob Vance 3
R.D. Milholland 3
Donnie Edwards 3
S.P. van Vuuren 3
Sally Tucker 3
Suzanne Foster 3
Bruce Fritz 3
CABI Biosciences Archive 3
A. Burns Weathersby 3
George Kelley 3
Christer Olsson 3
R. Stace-Smith 3
Stephen Davis 3
Martin MAcKenzie 3
David McClenaghan 3
Bryan Kotwica 3
Eric Rebek 3
Jennifer Berry 2
SRPV, Poitiers Archive 2
L. Kunze 2
E.R. French 2
Jody Shimp 2
Kerry Britton 2
Gregg DeNitto 2
Ralph Cunningham 2
Beverly Sparks 2
Rob Flynn 2
Mao Chen 2
G. Reboux 2
Francis Maugard 2
Bruce Sorrie 2
Tim Haye 2
Dan Pusey 2
Taran Rampersad 2
Alex Popovkin 2
Mark McClure 2
Robert Nichols 2
D. Schotzko 2
Stefan Neser 2
Dave Overholser 2
Sarah Braun 2
David Beckman 2
John A. Williams 2
Indiana Department of Natural Resources Archive 2
Michael D. Connor 2
Blake Layton 2
Shirley Kerr 2
Richard Chan 2
H.K. Kaya 2
Charles D. Pless 2
NOAA Archives 2
Mike Cline 2
Sara Rosenthal 2
Frank A. Hale 2
Center for Great Lakes and Aquatic Sciences Archive 2
Susan Trammell 2
Wilfredo Robles 2
Brian Lenihan 2
Steve Clarke 2
H. Powers 2
P.M.J. Ramakers 2
D.G. Walkey 2
C. Trouvé 2
William D. Duffie Jr. 2
Rita Parkins 2
George Boyhan 2
Ron Weeks 2
G. Siscaro and G. Mazzeo 2
H.J. Willetts 2
P. Jones 2
Anatomy Department Archive 2
Nancy Coile 2
Erick Ahlbrandt 2
Michael Dean 2
W.R. Allen 2
Howard Russell 2
Eduardo Pereira 2
Osservatorio per le Malattie delle Piante Archive 2
C. Paetel 2
Ed Cordell 2
Norm Johnson 2
Lamar Merck 2
David Leatherman 2
Kevin Mathias 2
Roger Anderson 2
Cathy Cochran 2
Stephen Patton 2
Jason D. Stanley 2
David W. Ragsdale 2
Christie Cantrell 2
Perry Hampson 2
Greg Mazur 2
Lisa Castlebury 2
Juliana M. Harding 2
Carlos Gomez 2
G. Caubel 2
Theirry Vrain 2
CSIRO Archive 2
Jae-Cheon Sohn 2
L.S. Gill 2
Warren L. Wagner 2
Dave Wilson 2
A.L. Taylor 2
Nora Arias Loftis 2
Mark Sengelmann 2
Jason Hodge 2
Heidi Snell 2
Bruce Neill 2
Leslie Seiger 2
Didier Vincenot 2
Susan Kirk 2
Allen E. Knutson 2
Steve Webb 2
Michasia Harris 2
J.L. Danet 2
H. Audemard 2
H. Sawada 2
Dan Rahn 2
Warner Park Nature Center Archive 2
O. Heikinheimo 2
Dr W. Jelkman 2
Jen Kolb 2
Horticulture Research International, East Malling Archive 2
D. Bray 2
SRPV, Ile de France Archive 2
SRPV, Bourgogne Archive 2
E.I. Schutt 2
R.G. Steadman 2
Kristine Travis 2
Edward P. Merkel 2
Margaret Pooler 2
George Hudler 2
Karen Loeffelman 2
François Lieutier 2
Michael Jordan 2
Hansell F. Cross 2
Ralph Williams 2
Max Ollieu 2
Wayne Berisford 2
D. Ritchie 2
E. Mani 2
Bill Meecham 2
Dave Schultz 2
Ames Herbert 2
Dana Rowe 2
Stanton Gill 2
C.E. Taylor and W.M. Robertson 2
Michelle Peake 2
Constance Mehmel 2
Flora MacColl 2
Cheryl E. Frank 2
Nicolina Zambone 2
Rusty Haskell 2
Marylin Tomkins 2
G. Morvan 2
Piero Cravedi 2
T. Kobayashi 2
H.D. Catling 2
H.L. Keil 2
Carol DiSalvo 2
David Voegtlin 2
Lakshmi Sridharan 2
Charles Johnson 2
John D. Kegg 2
R. Werner 2
Frank Hawksworth 2
Doug Allen 2
P. Barkley 2
Jack Clark 2
Steve Hatch 2
New York Department of Environmental Conservation Archive 2
Harry Duncan 2
Mark McNeill 2
Landesanstalt für Pflanzenbau und Pflanzenschutz Archive 2
Alison Mackey 2
Iman Heijboer 2
Wood Johnson 2
Gena Todia 2
Biological Control: A Guide of Natural Enemies of North America Web Site 2
Debbie Greene 2
Janice Lynch 2
Michelle Samuel-Foo 2
Rosa Kugler 2
D.G. McNamara 2
Nancy Campbell 2
Bill Klein 2
Jim Carpenter 2
Darroll D. Skilling 2
Carl W. Fatzinger 2
George Markham 2
Yves Bancillon 2
Ethan Angell 2
Wendy Patrick 2
Olivier Baubet 2
P.W. Talboys 2
R.E. Stevens 2
Biologische Bundesanstalt, Institut für Pflanzenschutz im Obstbau Archive 2
International Rice Research Institute, Los Banos Archive 2
C.G. Panagopoulos 2
Hideo Ishii 2
Phillip Needham 2
Bruce Bosley 2
Kathleen Bjoran 2
Bobby Pinto 2
Alan Matthews 2
Machelle Clements 2
Bryan Niece 2
Linnea Gillman 2
Ross Mayhew 2
Alfred Cofrancesco 2
The William and Lynda Steere Herbarium of The New York Botanical Garden Archive 2
Josh Hillman 2
Michael Seymour 2
R.B. Malek 2
Reyes Garcia III 2
Gary Baxter 2
Victoria Nuzzo 2
Martin P. Hill 2
Carole Ritchie 2
Aref Abdul-Baki 2
Chris Lockhart 2
James Preacher 2
Mark Gilkey 2
K. Kiritani 2
E.F. Wicker 2
G.T. O'Loughlin 2
V.R. Wallen 2
Joe Berry 2
Ronald Laubenstein 2
Rudi Scheffrahn 1
Faith Oi 1
Lowell Nielsen 1
Ministry of Agriculture and Food Production Archive 1
SRPV, Limoges Archive 1
J. Begtrup 1
M. Nuorteva 1
M.T. Cousin 1
Teresa Mardis 1
Rick Burningham 1
W.H. Lange 1
Rusty Rhea 1
Beate Czogalla 1
David Teem 1
Thomas Beard 1
Dayle D. Bennett 1
W.H. Prestele 1
Mary Duke 1
Tim McCabe 1
Perry Rech 1
Robert A. Sommers 1
L.S. Pickard 1
Carina J. Cilliers 1
Faith Campbell 1
Ray Simons 1
Joseph Morse 1
Dennis J. Souto 1
Mitchell Roof 1
Ralph D. Bagwell 1
Gary L. DeBarr 1
James Kimmey 1
John Shaw Boyce 1
Scott Chapal 1
D. Boubals 1
A.R. Pittaway 1
Camilla B. Yandoc 1
Gary A. Payne 1
R.A. Hammon 1
Robert Hedlund 1
Carmen Rodriguez 1
Gordon Maupin 1
Doug Jensen 1
Carl Jorgensen 1
A. Mani 1
Suzan McIntyre 1
Emily Earp 1
John Hammond 1
Landesanst. f. Pflanzenbau und Pflanzenschutz, Mainz Archive 1
Jim Midcap 1
William Livingston 1
Steve Horsley 1
Rex Bartlett 1
Annette Olson 1
Tarah Kolb 1
Mike Bodle 1
Bonnie Dalzell 1
Roger Hammer 1
H. Lecoq 1
J.D. Janse 1
J.H. O'Bannon 1
L. Parrish 1
L.M. Black 1
University of Florida Archive 1
Centre for Overseas Pest Research, London Archive 1
George Gate 1
Bill Ree 1
Jeff Vanuga 1
Sebahat Ozman 1
Michigan Department of Natural Resources Archive 1
John Kucharski 1
Arthur L. Schipper 1
Richard Shaw 1
Jana Albers 1
Mark Robinson 1
Donald J. Goheen 1
Leo Janssen 1
Dr. Iren Siller and Dr. Gabor Turcsanyi 1
Michael J. Bader 1
Dale Habeck 1
Alan Kimber 1
Malcolm Furniss 1
William Napier 1
Ivan Sutila 1
Milan Pernek 1
Barbara Barratt 1
Gary Cholwek 1
Richard Smith 1
D.W. Dickson 1
Vitezslava Peskova 1
B.J. Jacobsen 1
Norm Erickson 1
Greig Peters 1
Clinton Bodine 1
Michael Frank 1
Steven Steele 1
Doug Allan 1
Johnny Randall 1
Tom McAvoy 1
J.N. Sasser 1
A.D. Cushmon 1
George Musil 1
Mandy Frake 1
Tony Davison 1
Steve Cathey 1
Paul Harris 1
Robert Eplee 1
Bob Cain 1
Mark Schwarzlander & Patrick Hafliger 1
Rosa Henderson 1
Janco Tanis 1
Alfred Brousseau 1
Howard Thresher 1
John Wrigley 1
Laird Robinson 1
Jaacov Katan 1
Patrick J. Barry 1
James A. Richmond 1
Hughen Nourse 1
John Randles 1
Jack DeLoach 1
James Everitt 1
William White 1
Richard S. Hammerschlag 1
Chris Steiner 1
J. Pinon 1
J.C. Follin 1
H. Hashimoto 1
Gabriele & Hermann Robels 1
Carol Bell Randall 1
Jason French 1
Leland Brown 1
Y. Mamiya 1
Raymond Carruthers 1
Biological Control of Weeds in the West Field Guide 1
Stéphan Robichaud 1
Lloyd Andres 1
Thomas Ellis, Jr. 1
Mohammed El Damir 1
Trial Gardens Archive 1
Dean Biggins 1
John and Karen Hollingsworth 1
Martin Heffer 1
Dong-Hwan Choe 1
Lee Emery 1
Guam Division of Forestry and Soil Resources Archive 1
Van Waters and Rogers 1
Rebecca Norris 1
Rae Chambers 1
E.H. Glass 1
G.D. Amman 1
I.M. Smith 1
Christian Michel 1
Fred Minderman 1
Lorraine Beaman 1
Curtis Swift 1
Steve Pfiffer 1
Gifford Pinchot 1
Paul M. Choate 1
Keith Bramwell 1
Bill Murray 1
Tom Nichols 1
Roger Ward 1
USDA-ARS Archive 1
John Stanley 1
Jack Kelly Clark 1
Michael Moerkerk 1
Fred Hrusa 1
James Young 1
Jean-François Garsault 1
Arpita Roy 1
Donald C. Steinkraus 1
Russ Hogan 1
M. Scott 1
R. Scherbaum 1
C.W. Herbert 1
Robert N. Smith 1
J. Kim Kaplan 1
Mount Albert Research Centre Archive 1
Alexander Chizhov 1
Ron Jones 1
GRISP, Antibes Archive 1
D. Caffier 1
R. Lafon 1
T.H. Filer Jr. 1
Lee Knepp 1
Gary R. Zahm 1
Paul Vincelli 1
Meg Green 1
Martin McKenzie 1
Gene Cross 1
Jeffrey Harris 1
W.E. Sackston 1
Plant Pathology Laboratory, Harpenden (GB) Archive 1
K. Venn 1
Elizabeth Goulet 1
Hank McNeal 1
K. Groope 1
Jerry Gibson 1
W.C. Guy 1
G. Oldfield 1
A.J. Ullstrup 1
Erwin and Peggy Bauer 1
Evelyn Healy 1
Felix Francis 1
John Yablonsky 1
Bradley Kriekhaus 1
Joe Chamberlin 1
Geoffrey Mason 1
Tom Hlavaty 1
Allen Cohen 1
Beth Grobbelaar 1
David Williams 1
James Schepers 1
Ken Hackman 1
Terry Curtis 1
James D. Dutcher 1
Ken L S Harley 1
Fudd Graham 1
Jad Haldman 1
Steve Cade 1
N. Wortson Summer 1
Jennifer E. Dacey 1
Harry Pratt 1
Allen C. Steere 1
University of California Archive 1
Caulerpa Action Team Archive 1
Bob Johnston 1
Leonard L. Lake 1
Eric Carr 1
John Snitzer 1
Pat Bollich 1
Sharon Omahen 1
Brett Hampton 1
Poul Beckmann 1
Ralph Williams 1
Gabriella Zilahi-Balogh 1
Christian Widmann 1
Kris Johnson 1
Steve Brack 1
R.S. Hussey 1
R. Danka 1
Keith Naylor 1
H. Barth Dessau 1
LayLa Burgess 1
Jean Pinon 1
Jeanine Soter 1
Jacob Blimline 1
Robert Stewart 1
V. Rodney Coleman 1
Richard R. Schulze 1
I. Ponti and P. Cavanni 1
Tertia Grové 1
Tony Smith 1
Stacy Kanan 1
Keith Langdon 1
Ian Trueman 1
S. Schooler 1
Faith Duncan 1
Clifford Andrews 1
Adam Downing 1
Ludovic Capo-chichi 1
Link Elmore 1
Kier D. Klepzig 1
Tracey Slotta 1
Christopher J. Saunders 1
Doug Buhler 1
James A. Saunders 1
Joseph Kanner 1
Herb Womack 1
Rijksstation voor Plantenziekten Archive 1
Scott NeSmith 1
Richard Turcotte 1
William T. Haller 1
Alan Guile 1
Roy Wood 1
Massimo Stroppa 1
G.R. Johnson 1
Jeff Littlefield 1
R. Burgos & Mariano Muñiz 1
R. Zachmann 1
Wayne E. Clark 1
E. Hellmers 1
F. Benci 1
Mike Dyche 1
Shawn Liston 1
Lauren Humphries 1
Darbie Granberry 1
Dean Gjerstad 1
J. Scott Peterson 1
Walter Peraza Padilla 1
Sharlene E. Sing 1
Paul D. Pratt 1
G. Mazzeo 1
R.P. Singh 1
J.D. de Filippis 1
David Eitzen 1
James Rollins 1
Nemapix Archive 1
Kenneth R. Barker 1
Dieter Heinicke 1
Bernard Fransen 1
Mark Crosby 1
Johnny Saichuk 1
Jim Kunstman 1
David Dickens 1
T.L. Forsberg 1
Tony Wolfe 1
Lenny Wells 1
Richard Jernigan 1
H.F. L.E.Dickens 1
Mark S. Hoddle 1
Scott Stewart 1
Lloyd Loope 1
Mark Fontaine 1
Darrell Wesenberg 1
Jeff Pettis 1
John Nienaber 1
Robert Masters 1
Rohan Wells 1
Mark Folsom 1
Michael West 1
Lyle Buss 1
Philippe Legrand 1
Brian Ferguson 1
Dagmar Hanold 1
Bob Frank 1
Murray S. Blum 1
Leslie Dietz 1
John P. Bailey 1
John Godbee 1
Robert C. Thatcher 1
Bill Antrobius 1
Fred Honing 1
M. Boyd Edwards 1
Joseph McCauley 1
Rich Mason 1
Jim Walters 1
D.M. Benjamin 1
M.H. Frost 1
Joel Floyd 1
Joe Hennen 1
National Wetlands Research Center Archive 1
Ronald Stroessner 1
Houston Couch 1
James Etheridge 1
Bob DeGross 1
David Jude 1
John S. Heiss 1
Chris Horne 1
Minister of Public Works and Government Services, Canada Archive 1
Wendell Snow 1
Roberta Zimmerman 1
G.A. Peterson 1
M.C. Shurtleff 1
Kenneth H. Knauer 1
Suzanne Lyon 1
Aaron Hager 1
B.R. Coad 1
Fred Fishel 1
Sally Leong 1
Lesley Ingram 1
Amy Richard 1
William Grey 1
USDA Forest Service - Arkansas Archive 1
Karen Williams 1
Paul Bloomer 1
Mike Matheron 1
Dale Brown 1
Garland N. Mason 1
Don Registor 1
James H. Jarratt 1
William K. Fitt 1
John Goolsby 1
Dr. Shabbir Rizvi 1
Dr. Weidemann 1
E. Levine 1
F. Bertaux 1
J.L. Gaignard & J. Luisetti 1
L. Gardan 1
R. Bernhard 1
R. Cassini 1
Commonwealth Institute of Helminthology Archive 1
Department of Agriculture, Northern Ireland Archive 1
Rothamsted Experimental Station Archive 1
State Plant Quarantine Inspection Archive 1
INRA-Antibes Archive 1
Sean McCann 1
Gene Nieminen 1
Jill Wilson 1
Jamie Welsh 1

footer line
USDA Forest Service USDA APHIS PPQ University of Georgia

Home | Image Usage | Accessibility Policy | Privacy Policy | Disclaimers | Contact Us

Last updated on Monday, December 08, 2003 at 01:41 PM
www.invasive.org version 2.0, XHTML 1.1, CSS, 508.