University of Delaware VEB Research & Demonstration

1. University of Delaware VEB Research & Demonstration University of Delaware Environmental House Demo VEB, 2003

2. University of Delaware Research:Farm Layout & Sample LocationStudy Site 2002- present VEB Planting E N S W

3. U of Delaware Test Site – Working Broiler Farm - 2003 Tree Type & Planting Distance • Air samples: • Odor • Ammonia • PM 10 • PM2.5 Bald Cypress 16” Leyland C 14” Red Cedar 8’

4. U of Delaware Test Site – Working Broiler Farm - 2003

5. Wind: A Major Challenge in Measuring Emissions

6. U of Delaware Test Site – Working Broiler Farm - 2003 Crosswind barrier Photo: J. Tyndall, ISU

7. Smoke Test & Dust Accumulation Observations 8’ 30’

8. Sampling Procedures & Methods • 4-5 hr sampling events week prior to broiler and roaster movement • 2002 = 10 days; 2003 = 9 days (summer flocks) • Total dust: gravimetric using 37mm cassettes and pumps calibrated at 2 L/min. (NIOSH # 0500) • Ammonia: Gastec dosimeter tubes # 3DL (10 ppm) and Impinger method (OSHA ID-164) • H2SO4 :10L tedlar bags sent to ISU (Jerome 631 H2SO4 Analyzer) • Odor: 10L tedlar bags sent to ISU (AC’Scent International Standard Olfactometer)

9. Sampling Procedure: • 2 locations opposite tunnel fans (front and rear) • ~5 hrs/day, one week prior to broiler & roaster movement • # Sampling events during summer flocks: 10 days in 2002; 9 days in 2003 Front Rear 4’

10. University of Delaware Test Site – Working Broiler Farm - 2003 Photo: J. Tyndall, ISU

11. X X 3 Years of Data Suggest VEB Reduce from Tunnel Fans: Delaware – • Ammonia 47% • Total dust 51% • Odor 13% 22 ft three row VEB

12. South North West East VEB Planting at University of Delaware Environmental House

13. University of Delaware Main Contact: George “Bud” Malone, Extension Poultry Specialist Research and Education Center16483 County Seat HighwayGeorgetown, DE 19947(302) 856-7303(302) 856-2585  ext. 557(302) 856-1845 (FAX)malone@udel.edu Other researchers: Dave Hansen, Assistant Professor, Soil and Environmental Quality Gary Van Wicklen, Extension Poultry Production Engineer, Assoc. Professor BioResources Engineering