Search Results - "E. T. Natwick"

Resistance to silverleaf whitefly, Bemisia argentifolii (Hem., Aleyrodidae), in Gossypium thurberi, a wild cotton species by Walker, G.P, Natwick, E.T

“…Gossypium thurberi Todaro is a wild cotton species native to Mexico and parts of the southwestern USA. Four years of field studies in California's Imperial…”
Get full text

Bemisia argentifolii (Homoptera: Aleyrodidae) Colonization on Upland Cottons and Relationships to Leaf Morphology and Leaf Age by Chu, Chang-Chi, Freeman, Thomas P, Buckner, James S, Henneberry, Thomas J, Nelson, Dennis R, Walker, Gregory P, Natwick, Eric T

“…We compared Bemisia argentifolii Bellows & Perring colonization on Stoneville (ST) 474 and Deltapine (DPL) 5415 cottons, Gossypium hirsutum L., in the field…”
Get full text

Reduction of pink bollworm (Lepidoptera: Gelechiidae) populations in the Imperial Valley, California, following mandatory short-season cotton management systems by CHANG-CHI CHU, HENNEBERRY, T, WEDDLE, R. C, NATWICK, E. T, CARSON, J. R, VALENZUELA, C, BIRDSALL, S. L, STATEN, R. T

“…A cotton management program in the Imperial Valley, California, was specifically desired to reduce pink bollworm, Pectinophora gossypiella (Saunders),…”
Get full text

Use of CC Traps with Different Trap Base Colors for Silverleaf Whiteflies (Homoptera: Aleyrodidae), Thrips (Thysanoptera: Thripidae), and Leafhoppers (Homoptera: Cicadellidae) by Chu, Chang-Chi, Pinter, Paul J., Henneberry, Thomas J., Umeda, Kai, Natwick, Eric T., Wei, Yuan-An, Reddy, V. R., Shrepatis, Mohan

“…During 1996, 1997, and 1999, studies were conducted in cotton, sugar beets, alfalfa, yardlong bean, and peanut fields to compare insect catches in CC traps…”
Get full text

Natural enemies of Russian wheat aphid identified in California by J. Bernal, D. González, E. T. Natwick, J. G. Loya, R. León-Lopez, W. E. Bendixen

“…A survey of natural enemies of Russian wheat aphid conducted over several growing seasons reveals a complex of predators and parasites attacking this pest in…”
Get full text

Host plant resistance in melon to sweetpotato whitefly in California and Arizona by McCreight, J.D., Wintermantel, W.M., Natwick, E.T.

Get full text

Recessive resistance to CYSDV in melon TGR 1551 by McCreight, J.D., Wintermantel, W.M., Natwick, E.T., Sinclair, J.W., Crosby, K.M., Gómez-Guillamón, M.L.

Get full text

Efficacy of CC Traps and Seasonal Activity of Adult Bemisia argentifolii (Homoptera: Aleyrodidae) in Imperial and Palo Verde Valleys, California by Chu, Chang-Chi, Henneberry, Thomas J., Natwick, Eric T., Ritter, David, Birdsall, Stephen L.

“…Adult whitefly Bemisia argentifolii Bellows & Perring trap (CC trap) catches were compared with suction type trap catches. CC trap catches were significantly…”
Get full text

A new potyvirus infecting cantaloupe (Cucumis melo) in the Imperial Valley of California by Batuman, O, Natwick, E T, Gilbertson, R L

“…In 2008, mosaic, veinal banding and leaf distortion symptoms were observed in cantaloupe in the Imperial Valley of California. Potyvirus infection was…”
Get full text

Emergence and establishment of Cucurbit yellow stunting disorder virus in California and Arizona poses a threat to desert melon production by Wintermantel, WM, Gilbertson, R L, Natwick, E T, Brown, J K

“…Cucurbit yellow stunting disorder virus (CYSDV; genus Crinivirus, family Closteroviridae) was identified in the large melon production region of the American…”
Get full text

Resistance to Silverleaf Whitefly, Bemisia argentifolii (Hemiptera: Aleyrodidae) in Gossypium thurberi, a Wild Cotton Species by Walker, G. P., Natwick, E. T.

Get full text

Polyester covers protect vegetables from whiteflies and virus disease by E Natwick, A Durazo

“…Spun-bonded polyester row covers kept whitefly from squash plants, protecting them from viruses…”
Get full text

Protection from phytophagous insects and virus vectors in honeydew melons using row covers by Natwick, E.T. (University of California, Holtville, CA), Laemmlen, F.F

“…Protection of Honeydew melons, Cucumis melo, from infestation by the sweetpotato whitefly, Bemisia tabaci, (Gennadius) and the vegetable leafminer, Liriomyza…”
Get full text

Bemisia tabaci (Homoptera: Aleyrodidae) Biotype B Colonization on Okra- and Normal-Leaf Upland Cotton Strains and Cultivars by Chu, C, Natwick, E T, Henneberry, T J

“…We compared smooth-leaf okra- and normal-leaf upland cotton (Gossypium hirsutum L.) strains and cultivars for susceptibility to colonization by Bemisia tabaci…”
Get full text

Bemisia tabaci (Hemiptera: Aleyrodidae) biotype B colonisation and leaf morphology relationships in upland cotton cultivars by Chu, Chang‐chi, Cohen, Allen C, Natwick, Eric T, Simmons, Gregory S, Henneberry, Thomas J

“…Cultivars of upland cotton, Gossypium hirsutum L., are widely grown throughout the world for fibre production. They are also good reproductive hosts for…”
Get full text

Trap catches of the sweetpotato whitefly (Homoptera: Aleyrodidae) in the Imperial Valley, California, from 1996 to 2002 by Chu, C.C, Barnes, E, Natwick, E.T, Chen, T.Y, Ritter, D.ITTER, DAVID, Henneberry, T.J

“…An outbreak of the sweetpotato whitefly, Bemisia tabaci (Gennadius), biotype B occurred in the Imperial Valley, California in 1991. The insects destroyed melon…”
Get full text

Efficacy of CC Traps and Seasonal Activity of Adult Bemisia argentifolii (Homoptera: Aleyrodidae) in Imperial and Palo Verde Valleys, California by Chu, Chang-Chi, Henneberry, T J, Natwick, E T, Ritter, D, Birdsall, S L

“…Adult whitefly Bemisia argentifolii Bellows & Perring trap (CC trap) catches were compared with suction type trap catches. CC trap catches were significantly…”
Get full text

Pink bollworm moth (Lepidoptera: Gelechiidae) catches in the Imperial Valley, California from 1989 to 2003 by Chu, Chang-Chi, Natwick, Eric T, Lopez, Raul Leon, Dessert, Jolene R, Henneberry, Thomas J

“…We examined the patterns of male pink bollworm (PBW), Pectinophora gossypiella (Saunders), moth catches in gossyplure-baited traps over a 15-year period from…”
Get full text

Susceptibility of Upland Cotton Cultivars to Bemisia tabaci Biotype B (Homoptera: Aleyrodidae) in Relation to Leaf Age and Trichome Density by Chu, C-C, Freeman, T P, Buckner, J S, Henneberry, T J, Nelson, DR, Natwick, E T

“…The relationships between leaf trichome densities, leaf age, and sweetpotato whitefly, Bemisia tabaci (Gennadius) biotype B, infestations of 13 upland cotton,…”
Get full text

Trap Evaluations for Thrips (Thysanoptera: Thripidae) and Hoverflies (Diptera: Syrphidae) by Chen, Tian-Ye, Chu, Chang-Chi, Fitzgerald, Glenn, Natwick, Eric T, Henneberry, Thomas J

“…Various trap types were evaluated for catching western flower thrips, Frankliniella occidentalis (Pergande) (Thysanoptera: Thripidae), and hoverflies (Diptera:…”
Get full text