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Control of coffee berry borer and increase of coffee yields using Surround WP (kaolin)

Control of coffee berry borer and increase of coffee yields using Surround WP (kaolin). Shawn Steiman, PhD (Coffea Consulting) Elsie Burbano , PhD (UH). Brewed for today. Introduction to the project Methodology Participants Surround WP First year results Questions Field demo.

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Control of coffee berry borer and increase of coffee yields using Surround WP (kaolin)

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  1. Control of coffee berry borer and increase of coffee yields using Surround WP (kaolin) Shawn Steiman, PhD (Coffea Consulting) Elsie Burbano, PhD (UH)

  2. Brewed for today • Introduction to the project • Methodology • Participants • Surround WP • First year results • Questions • Field demo

  3. Introduction • 2 year project • 5 farms • Purpose • Control CBB • Increase yields over 2 year cycle

  4. Methodology • 6-tree experimental units • 3 replications per farm • Tretments • Control • Surround WP • B. bassiana • Surround WP + B. bassiana • Spray trees every 2 weeks • 6 weeks after flowering until end of harvest

  5. Data collection • Count 4 randomly selected branches for CBB • Number of holes/total number of cherries • Harvest all ripe coffee • Weight

  6. Participants • (Arianna Farm) • Dragon’s Lair • Kona Lisa • Kona Rainforest • Lehuula Farms • Coffea Consulting • Elsie Burbano • Crop Production Services • Surround WP manufacturers • Western SARE

  7. Surround WP • Finely ground kaolin clay • Pest deterrent • Physical abrasion • Color confusion • Bad taste • Chemical absorbent

  8. Surround WP • Light reflectant • Temperature reduction • Increase coffee yields

  9. Results: CBB Control

  10. Results: CBB Control

  11. Results: Yield

  12. Year 1 conclusions • Good spraying is essential • CBB reduction by 60-80% with good spraying • Possible yield increase in first year?

  13. Questions? Shawn Steiman steiman@coffeaconsulting.com 808-223-0982 Elsie Burbano eburbano@hawaii.edu 808-956-2450

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