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The following are PowerPoint and PDF files that accompanied verbal presentations that were given at various agricultural meetings. Please note file sizes. Disclaimers

Most Recent Presentations
Cross-commodity
Diseases
Insects
Irrigation
Plant Development/Quality
Soils/Fertilization
Varieties
Weeds
Other (precision Ag., economic risk management, troubleshooting)
New! Most Recent Presentations:

  • Ellsworth, P. Lygus Management: A Western Perspective. (4 slides/page with notes, PDF file 2.4 MB) Presented by invitation at the Open Forum - Management of the Sucking Bug Complex across the Cotton Belt, 2008 Beltwide Cotton Conferences, Nashville, Tennessee. January 9, 2008.

  • Ellsworth, P.  Plant Bug Thresholds in Arizona Cotton.  (2 slides/page with notes, PDF file 3.0 MB) Presented by invitation at the Plant Bug and Stink Bug Management Workshop, 2007 Beltwide Cotton Conferences, New Orleans, Louisiana. January 10, 2007.

  • Palumbo, J.C., Ellsworth, P.C., Dennehy, T.J. and Castle, S.C. Sustained Insecticide Performance Against Whiteflies in Multi-cropping Systems: Past Success and New Challenges. (2 slides per page, 3.4MB) Presented at the Insecticide Resistance Action Committee meeting, Entomological Society of America 2006 Annual Meeting, Indianapolis, Indiana. December 10, 2006.

  • Ellsworth, P.,  Palumbo, J and Fournier, A.  Building Capacity & Integration in Whitefly Management: Cross-Commodity Cooperation and Areawide Benefits.  (2 slides/page with notes, PDF file 2.9 MB) Presented by invitation at the 4th International Bemisia Workshop, Duck Key, Florida. December 6, 2006.

  • Palumbo, J. Head Lettuce Insect Losses Workshop  (4 slides/page without notes, PDF file 5.47 MB) Presented at the Yuma Civic Center, Yuma Arizona. May 2, 2006.

  • Ludwig, S., Ellsworth, P., Osborne, L. and Dennehy, T. Technical Advisory Committee of the Q-Biotype Whitefly Taskforce: A Rapid Response to an Emerging Pest. (PDF file, 328 KB) Poster presented at the Fifth National IPM Symposium, St. Louis MO. April 4, 2006.

  • Ellsworth, P. and Palumbo, J. Taking Cotton IPM to a New Level: Cross-Commodity Management and Areawide Benefits. (2 slides/page with notes, PDF file, 2.7 MB) Presented at the mini-symposium "Biologically-based IPM in Cotton: Research, Outreach and Grower Adoption," at the Fifth National IPM Symposium, St. Louis MO. April 4, 2006.

  • Ellsworth, P. Plant Bugs (Lygus spp.). (2 slides /page with speaker's notes, PDF file, 1.2 MB) Presented at Producer's Conference of the Beltwide Cotton Conferences, San Antonio, TX, January 4, 2006.

  • Ellsworth, P. Flonicamid Efficacy on Lygus Hesperus in Arizona. (2 slides /page with speaker's notes PDF file, 2.24 MB) Carbine Insecticide / Aphicide Launch, presented at FMC’s Cotton Beltwide Cotton Consultant Meeting, Beltwide Cotton Conferences, San Antonio, TX, January 3, 2006.

  • Ellsworth, P., et al. Novel Measurement of Group Adoption of IPM in Diverse Cropping Communities. (PDF File, 1.2 MB) Poster presented at the Entomological Society of America 2005 Annual Meeting, Fort Lauderdale, Florida, Dec 17, 2005.

  • Palumbo, J., et al. Cross-Commodity Guidelines for Neonicotinoid Insecticides in Arizona. (PDF File, 1.1 MB) Poster presented at the Entomological Society of America 2005 Annual Meeting, Fort Lauderdale, Florida, Dec 17, 2005.

  • Palumbo, J. and Ellsworth, P. A Grower Initiated Approach for Sustaining Neonicotinoid Efficacy Across Commodities. (4 slides/page, no notes, PDF file, 2.66 MB) Presented in "IRAC Symposium on Insecticide Sustainability: Neonicotinoids" at the Entomological Society of America 2005 Annual Meeting, Fort Lauderdale, Florida, Dec 17, 2005.

  • Ellsworth, P. and Palumbo, J. Successful Management Adapted to a Mobile, Polyphagous Whitefly Pest in a Diverse Cropping System. (6 slides/page, no notes, PDF file, 1.53 MB or 2 slides/page with notes, PDF File, 1.98 MB) Presented in "Advances in Understanding Insect Dispersal to Improve Pest Management in Vegetable Crops" symposium at the Entomological Society of America 2005 Annual Meeting, Fort Lauderdale, Florida, Dec 16, 2005.

  • Ellsworth, P. Cotton Insect Losses. (6 slides /page PDF file, 1.33 MB) Cotton Insect Losses Working Group, presented at Maricopa Agricultural Center, Booth Machinery in Yuma, and Cooperative Extension Office in Blythe, November 21-22, 2005.
Cross-commodity:

  • Ellsworth, P. Lygus Management: A Western Perspective. (4 slides/page with notes, PDF file 2.4 MB) Presented by invitation at the Open Forum - Management of the Sucking Bug Complex across the Cotton Belt, 2008 Beltwide Cotton Conferences, Nashville, Tennessee. January 9, 2008.
Diseases:

Insects:

 

Citrus

Cotton
  • Ellsworth, P.  Plant Bug Thresholds in Arizona Cotton.  (2 slides/page with notes, PDF file 3.0 MB) Presented by invitation at the Plant Bug and Stink Bug Management Workshop, 2007 Beltwide Conference Conferences,  New Orleans, Louisiana. January 10, 2007.
  • Ellsworth, P. and Palumbo, J. Taking Cotton IPM to a New Level: Cross-Commodity Management and Areawide Benefits. (2 slides/page with notes, PDF file, 2.7 MB) Presented at the mini-symposium "Biologically-based IPM in Cotton: Research, Outreach and Grower Adoption," at the Fifth National IPM Symposium, St. Louis MO. April 4, 2006.

  • Ellsworth, P. Plant Bugs (Lygus spp.). (2 slides /page with speaker's notes, PDF file, 1.2 MB) Presented at Producer's Conference of the Beltwide Cotton Conferences, San Antonio, TX, January 4, 2006.

  • Ellsworth, P. Flonicamid Efficacy on Lygus Hesperus in Arizona. (2 slides /page with speaker's notes PDF file, 2.24 MB) Carbine Insecticide / Aphicide Launch, presented at FMC’s Cotton Beltwide Cotton Consultant Meeting, Beltwide Cotton Conferences, San Antonio, TX, January 3, 2006.

  • Barkley, V. and Ellsworth, P. Transitioning Lygus Chemical Controls to More Selective Options for Arizona Cotton. (PDF file, 2.1 MB) Poster presented at the First International Lygus Symposium, Ottawa, Ontario, Canada, Feb 1, 2005.

  • Ellsworth, P. and Palumbo, J. Successful Management Adapted to a Mobile, Polyphagous Whitefly Pest in a Diverse Cropping System. (6 slides/page, no notes, PDF file, 1.53 MB or 2 slides/page with notes, PDF File, 1.98 MB) Presented in "Advances in Understanding Insect Dispersal to Improve Pest Management in Vegetable Crops" symposium at the Entomological Society of America 2005 Annual Meeting, Fort Lauderdale, Florida, Dec 16, 2005.

  • Ellsworth, P. Cotton Insect Losses. (6 slides /page PDF file, 1.33 MB) Cotton Insect Losses Working Group, presented at Maricopa Agricultural Center, Booth Machinery in Yuma, and Cooperative Extension Office in Blythe, November 21-22, 2005.

  • Ellsworth, P. Late Season Lygus Management. (6 slides /page PDF file, 1.74MB) Late Season Cottom Management Workshop, Maricopa Agricultural Center, Maricopa, AZ. Sepember 22, 2005.

  • Ellsworth, P. Cotton Management Group Report. (2 slides /page PDF file, 1.15MB) Q-Biotype Whitefly Work Session, Dallas, TX. September 21, 2005.

  • Ellsworth, P. Arizona Whitefly Management Plan. (2 slides /page PDF file, 4.35MB) Q-Biotype Whitefly Work Session, Dallas, TX. September 20, 2005.

  • Ellsworth, P.C. Update and New Considerations in Cotton Insect Management (6 slides /page PDF file, 784KB) One slide per page PDF file, 2.9MB Early Season Cotton Management Meeting, Adobe Café, Pinal Air Park, Marana, AZ. May 27, 2004.

  • Ellsworth, P.C. Lygus Control, New Chemistry & Crop Loss Reporting (6 slides /page PDF file, 731KB) One slide per page PDF file, 2.9MB Desert Ag Conference, The Property, Casa Grande, AZ. May 12, 2004.

  • Naranjo, S.E. Conservation Biological Control: Can it Work in the Cotton System? (6 slides/page PDF file, 1.25MB) Full sized PDF file, 3.26MB University of Arizona Department of Entomology Seminar, Tucson, Arizona. November 6, 2003.

  • Ellsworth, P.C. and Y. Carriere Recent Advances in Lygus Management,(6 slides/page PDF file, 448KB) Full sized PDF file, 2MB Entomological Society of America meeting, Cincinnati, Ohio. October 26, 2003.

  • Ellsworth, P.C. and S.E. Naranjo. Impact of GMO’s on Non-Target Organisms PowerPoint file, 2.65MB, Annual IPM Meeting, Pinal County Cooperative Extension Office, Casa Grande, AZ. September 24, 2002.
    • This presentation is a review of the issues, emotional and scientific, that swirl around the topic of genetically modified organisms and their impact on non-target organisms. The specific example of the Monarch Butterfly as impacted by Bt corn is reviewed; relevant data on Bt cotton in Arizona is presented.
  • Ellsworth, P.C.Transgenic Cotton for Insect Control PowerPoint file, 4.24MB Instituto Peruano del Algodonero, Lima, Peru. September 17, 2002.
    • This presentation is an overview of the development of Bollgard® and Bollgard II® cottons and their use in Arizona including data on efficacy, spectrum of control, and non-target effects.

  • Ellsworth, P.C. and S.E. Naranjo. Integrated Management of Whiteflies in Arizona (English PowerPoint file, 8.3MB PDF file, 230KB Word file, 203KB; Spanish PowerPoint file, 8.49MB PDF file, 232KB Word file, 238KB), Instituto Peruano del Algodonero, Lima, Peru. September 17, 2002. XXIX Congreso Socolen, Sociedad Colombiana de Entomologia, Monteria, Colombia. July 16, 2002.
    • An overview of the Arizona integrated whitefly management plan is provided using a pyramid metaphor.

  • Naranjo, S. E. and P.C. Ellsworth. Ecological Effects of Transgenic Crops: Non-target Effects in Bt Cotton PowerPoint file, 2.31MB   PDF file, 1.01MB, Desert Ag. Conference, Yuma, AZ. May 9, 2002.

Vegetable/Melon
IPM/Cross-commodity
  • Ellsworth, P.,  Palumbo, J and Fournier, A.  Building Capacity & Integration in Whitefly Management: Cross-Commodity Cooperation and Areawide Benefits.  (2 slides/page with notes, PDF file 2.9 MB) Presented by invitation at the 4th International Bemisia Workshop, Duck Key, Florida. December 6, 2006.
  • Ludwig, S., Ellsworth, P., Osborne, L. and Dennehy, T. Technical Advisory Committee of the Q-Biotype Whitefly Taskforce: A Rapid Response to an Emerging Pest. (PDF file, 328 KB) Poster presented at the Fifth National IPM Symposium, St. Louis MO. April 4, 2006.

  • Palumbo, J. and Ellsworth, P. A Grower Initiated Approach for Sustaining Neonicotinoid Efficacy Across Commodities. (4 slides/page, no notes, PDF file, 2.66 MB) Presented in "IRAC Symposium on Insecticide Sustainability: Neonicotinoids" at the Entomological Society of America 2005 Annual Meeting, Fort Lauderdale, Florida, Dec 17, 2005.

  • Ellsworth, P., et al. Novel Measurement of Group Adoption of IPM in Diverse Cropping Communities. (PDF File, 1.2 MB) Poster presented at the Entomological Society of America 2005 Annual Meeting, Fort Lauderdale, Florida, Dec 17, 2005.

  • Palumbo, J., et al. Cross-Commodity Guidelines for Neonicotinoid Insecticides in Arizona. (PDF File, 1.1 MB) Poster presented at the Entomological Society of America 2005 Annual Meeting, Fort Lauderdale, Florida, Dec 17, 2005.

  • Palumbo, J.C. Fall Produce Insect Pest Management Review (6 slides /page PDF file, 954KB) One slide per page PDF file, 4.4MB Fall Produce Pest Management Meeting, Yuma Civic and Convention Center, 1440 W. Desert Hills Drive, Yuma, AZ. Aug. 11, 2004.

  • Ellsworth, P.C., Palumbo, J.C. and Baker, P. The Arizona Pest Management Center PowerPoint file, 1.3MB, PDF file 883KB, Cross-commodity Research & Outreach Program Advisory Group Meeting, Yuma, AZ. May 15, 2003.

  • Palumbo, J.C. and P.C. Ellsworth Cross-commodity Guidelines and Resistance Management: Is There a Correlation? (6 slides /page PDF file, 801KB) One slide per page PDF file, 2.9MB Desert Ag Conference, The Property, Casa Grande, AZ. May 12, 2004.

  • Melnicoe, R. Pest Management Strategic Plans PowerPoint file, 54KB  PDF file, 40KB, Desert Ag. Conference, Yuma, AZ. May 9, 2002.

  • Melnicoe, R. Western Pest Management Center. PowerPoint file, 48KB  PDF file, 63KB, Desert Ag. Conference, Yuma, AZ.May 9, 2002.

  • Ellsworth, P.C. and S.E. Naranjo. Ecological Effects of Transgenic Crops. PowerPoint file, 2.57MB   PDF file, 1.75MB, Desert Ag. Conference, Yuma, AZ. May 9, 2002.

  • Palumbo, J.C. and P.C. Ellsworth. Concerns for Whitefly Management in Multi-crop Communities: Draft Guidelines for Cross-Commodity Management of Whiteflies in Arizona HTML version (345KB) PowerPoint version, 491KB PDF file version, 509KB, March 2002.
Irrigation:

  • Sanchez, C. Irrigation for Desert Crops, PDF file, 1.67MB Annual Desert Crop Workshop, Yuma, AZ. December 4, 2002.

Plant Development/Quality:

Soils/Fertilization:

Varieties:

  • Wright, G.C. New Citrus Varieties and Rootstocks (6 slides /page PDF file, 514KB) One slide per page PDF file, 2.82MB 14th Annual Desert Crops Workshop, Holtville, California. December 3, 2003.

  • Wright, G. New Varieties for the Arizona Citrus Industry, PDF file, 1.36MB Annual Desert Crop Workshop, Yuma, AZ. December 4, 2002.

  • Ryder, E.J. Breeding for Resistance and Quality in Desert Lettuce, PDF file, 32KB Annual Desert Crop Workshop, Yuma, AZ. December 4, 2002.

  • Percy, R. Benefits and Liabilities Associated with Early Maturity and Determinacy in Cotton, PowerPoint file, 725KB Instituto Peruano del Algodonero, Lima, Peru. September 17, 2002.
Weeds:

  • Tickes, B. Weed Control (6 slides /page PDF file, 812KB) One slide per page PDF file, 3.7MB Fall Produce Pest Management Meeting, Yuma Civic and Convention Center, 1440 W. Desert Hills Drive, Yuma, AZ. Aug. 11, 2004.

  • McCloskey, W.B. Post-Directed Herbicide Options in Cotton (6 slides /page PDF file, 520KB) One slide per page PDF file, 3.6MB Early Season Cotton Management Meeting, Adobe Café, Pinal Air Park, Marana, AZ. May 27, 2004.

  • McCloskey, W.B. Weed Control in Lemons (6 slides /page PDF file, 730KB) One slide per page PDF file, 6.83MB 14th Annual Desert Crops Workshop, Holtville, California. December 3, 2003.

  • McCloskey, W.B. Effect of Surfactants and Adjuvants on Postemergence Herbicide Efficacy PDF file, 2.45MB Ag Production Meeting, Parker Elks Club, Parker, AZ. September 24, 2003.

  • Tickes, B. Weed Control and Herbicide Use in Alfalfa Part one (PDF file, 1.2MB) Part two (PDF file, 1.4MB) Ag Production Meeting, Parker Elks Club, Parker, AZ. September 24, 2003.

  • McCloskey, W.B. Innovations in Citrus Weed Control, PDF file, 3.17MB Annual Desert Crop Workshop, Yuma, AZ. December 4, 2002.

  • Umeda, K. Glyphosate-tolerant Lettuce Weed Control, PDF file, 546KB Annual Desert Crop Workshop, Yuma, AZ. December 4, 2002.

  • Clay, P.A., Umeda, K. and McCloskey, W. Herbicide Symptoms, HTML pages, PDF file, 4.09MB Weed Science For The Practitioner class, Maricopa Ag. Center, Maricopa, AZ. September 2002.
    • This presentation provides lists of herbicides, their classification, mode of action, and target weeds are provided along with photos of symptoms.
Other:

 

  • Tronstad, R. Economics of SDI: MAC Demonstration Project (6 slides /page PDF file, 140KB) One slide per page PDF file, 255KB Desert Ag Conference, The Property, Casa Grande, AZ. May 12, 2004.

  • Tronstad, R. Niche Marketing for Produce: Lessons from Innovative Western Enterprises (6 slides /page PDF file, 707KB) One slide per page PDF file, 2.2MB 9th Annual Vegetable Field Crops Field Day, Maricopa Agricultural Center, Maricopa, Arizona. March 5, 2004.

  • Turini T. Trouble Shooting Vegetable Production Problems PDF file, 624KB The 9th Annual Melon Field Day Maricopa Agricultural Center, Maricopa, AZ. June 4, 2003.

  • Orr, B. Precision Agriculture, PDF file, 1.83MB Annual Desert Crop Workshop, Yuma, AZ. December 4, 2002.

  • Tronstad, R. and T. Teegerstrom Risk Management for Speciality Crops and Decision Tools for Risk Management: Specialty Crops, PDF file, 597KB Annual Desert Crop Workshop, Yuma, AZ. December 4, 2002.

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