Difference between revisions of "Gregory P. Walker"

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Publications of Gregory P. Walker (31 listed):

Insect Science (2020) 27, 33-48
Hsuan-Chieh Peng and Gregory P. Walker (2020)
Sieve element occlusion provides resistance against Aphis gossypii in TGR-1551 melons

Arthropod-Plant Interactions (2020) 14, 67-78
J. Jiménez, E. Garzo, J. Alba-Tercedor, A. Moreno, A. Fereres and G.P. Walker (2020)
The phloem-pd: a distinctive brief sieve element stylet puncture prior to sieve element phase of aphid feeding behavior

Entomologia Experimentalis et Applicata (2012) 144, 326-335
Gregory P. Walker and Karla J. Medina-Ortega (2012)
Penetration of faba bean sieve elements by pea aphid does not trigger forisome dispersal

Entomologia Experimentalis et Applicata (2012) 142, 247-257
Casey D. Butler, Gregory P. Walker and John T. Trumble (2012)
Feeding disruption of potato psyllid, Bactericera cockerelli, by imidacloprid as measured by electrical penetration graphs

Bulletin of Entomological Research (2011) 101, 365-372
A. Tena, A. Kapranas, G.P. Walker, F. Garcia-Marí and R.F. Luck (2011)
Larval morphology of Metaphycus flavus and its role in host attachment and larval cannibalism

Journal of Economic Entomology (2010) 103, 1172-1179
J. Magsig-Castillo, J.G. Morse, G.P. Walker, J.L. Bi, P.F. Rugman-Jones and R. Stouthamer (2010)
Phoretic dispersal of armored scale crawlers (Hemiptera: Diaspididae)

Entomologia Experimentalis et Applicata (2009) 130, 130-137
C.A. Stafford, G.P. Walker, and R. Creamer (2009)
Stylet penetration behavior resulting in inoculation of beet severe curly top virus by beet leafhopper, Circulifer tenellus

Entomologia Experimentalis et Applicata (2009) 130, 113-129
C.A. Stafford and G.P. Walker (2009)
Characterization and correlation of DC electrical penetration graph waveforms with feeding behavior of beet leafhopper, Circulifer tenellus

Annals of the Entomological Society of America (2009) 102, 847-867
Elaine A. Backus, Wendy J. Holmes, Fred Schreiber, Brendon J. Reardon and Gregory P. Walker (2009)
Sharpshooter X wave: Correlation of an electrical penetration graph waveform with xylem penetration supports a hypothesized mechanism for Xylella fastidiosa inoculation

Entomologia Experimentalis et Applicata (2008) 129, 258-267
E.J. Symmes, G.P. Walker and T.M. Perring (2008)
Stylet penetration behavior of Myzus persicae related to transmission of Zucchini yellow mosaic virus

Journal of Applied Entomology (2008) 132, 412-424
I.M. Bayoun, G.P. Walker and S.V. Triapitsyn (2008)
Parasitization of beet leafhopper eggs, Circulifer tenellus, in California

Journal of Insect Science (2008) 8 (4), p. 49 (Walker et al.)
G.P. Walker and E.T. Natwick (2008)
Resistance to silverleaf whitefly, Bemisia argentifolii (Hemiptera: Aleyrodidae) in Gossypium thurberi, a wild cotton species
in P. A. Stansly and C.L. McKenzie, organizers: Fourth International Bemisia Workshop - International Whitefly Genomics Workshop, December 3-8, 2006, Duck Key, Florida, USA

Entomologia Experimentalis et Applicata (2007) 125, 307-320
Y.X. Jiang and G.P. Walker (2007)
Identification of phloem sieve elements as the site of resistance to silverleaf whitefly in resistant alfalfa genotypes

Journal of Applied Entomology (2006) 130, 429-436
G.P. Walker and E.T. Natwick (2006)
Resistance to silverleaf whitefly, Bemisia argentifolii (Hem., Aleyrodidae), in Gossypium thurberi, a wild cotton species

Entomologia Experimentalis et Applicata (2003) 109, 101-111
Y.X. Jiang and G.P. Walker (2003)
Electrical penetration graphs of the nymphal stage of Bemisia argentifolii

Journal of Applied Entomology (2003) 127, 447-457
Y.X. Jiang, N. Zareh, G.P. Walker and L.R. Teuber (2003)
Characterization of alfalfa germplasm expressing resistance to silverleaf whitefly, Bemisia argentifolii

Environmental Entomology (2002) 31, 367-374
P.J. Cameron and G.P. Walker (2002)
Field evaluation of Cotesia rubecula (Hymenoptera: Braconidae), an introduced parasitoid of Pieris rapae (Lepidoptera: Pieridae) in New Zealand

Entomologia Experimentalis et Applicata (2002) 102, 115-123
D.D. Johnson, G.P. Walker and R. Creamer (2002)
Stylet penetration behavior resulting in inoculation of a semipersistently transmitted closterovirus by the whitefly Bemisia argentifolii

Entomologia Experimentalis et Applicata (2001) 101, 233-246
Y.X. Jiang and G.P. Walker (2001)
Pathway phase waveform characteristics correlated with length and rate of stylet advancement and partial stylet withdrawal in AC electrical penetration graphs of adult whiteflies

Annals of the Entomological Society of America (2000) 93, 912-919
Chang-Chi Chu, Thomas P. Freeman, James S. Buckner, Thomas J. Henneberry, Dennis R. Nelson, Gregory P. Walker and Eric T. Natwick (2000)
Bemisia argentifolii (Homoptera: Aleyrodidae) colonization on upland cottons and relationships to leaf morphology and leaf age

BioControl (2000) 45, 139-153
A.K. Al-Wahaibi and G.P. Walker (2000)
Oviposition behavior of Anagrus nigriventris, an egg parasitoid of beet leafhopper, Circulifer tenellus

Entomologia Experimentalis et Applicata (2000) 96, 9-25
A.K. Al-Wahaibi and G.P. Walker (2000)
Searching and oviposition behavior of a mymarid egg parasitoid, Anagrus nigriventris, on five host plant species of its leafhopper host, Circulifer tenellus

Entomologia Experimentalis et Applicata (1999) 92, 257-270
D.D. Johnson and G.P. Walker (1999)
Intracellular punctures by the adult whitefly Bemisia argentifolii on DC and AC electronic feeding monitors

Journal of Economic Entomology (1999) 92, 906-914
G.P. Walker, N. Zareh and M.L. Arpaia (1999)
Effect of pressure and dwell time on efficiency of a high-pressure washer for postharvest removal of California red scale (Homoptera : Diaspididae) from citrus fruit

Journal of Economic Entomology (1997) 90, 1273-1282
Phil A. Phillips and G.P. Walker (1997)
Increase in flower and young fruit abscission caused by citrus bud mite (Acari: Eriophyidae) feeding in the axilarry buds of lemon

Entomophaga (1996) 41, 3-13
J.Y. Honda and G.P. Walker (1996)
Olfactory response of Anagrus nigriventris (Hym: Mymaridae): Effects of host plant chemical cues mediated by rearing and oviposition experience

Journal of Economic Entomology (1996) 89, 148-155
G.P. Walker, J.G. Morse and M.L. Arpaia (1996)
Evaluation of a high-pressure washer for postharvest removal of California red scale (Homoptera: Diaspididae) from citrus fruit

Environmental Entomology (1990) 19, 1485-1490
T.J. Miklasiewicz and G.P. Walker (1990)
Population dynamics and biological control of the woolly whitefly (Homoptera: Aleyrodidae) on citrus

Environmental Entomology (1985) 14, 254-257
Gregory P. Walker and D.C.G. Aitken (1985)
Oviposition and survival of bayberry whitefly, Parabemisia myricae (Homoptera: Aleyrodidae) on lemons as a function of leaf age

Environmental Entomology (1984) 13, 724-732
Gregory P. Walker, Lowell R. Nault and Donald E. Simonet (1984)
Natural mortality factors acting on potato aphid (Macrosiphum euphorbiae) populations in processing-tomato fields in Ohio

Environmental Entomology (1984) 13, 1015-1017
J.A. Mollet, J.T. Trumble, G.P. Walker and V. Sevacherian (1984)
Sampling scheme for determining population intensity of Tetranychus cinnabarinus (Boisduval) (Acarina: Tetranychidae) in cotton