The 2009 ASHS Annual Conference
	
		
		Donna M. Pahl
	
							
Donna M. Pahl
						
	
	Univ of Maryland
	
	Dept of PSLA
	2102 Plant Science Bldg
	College Park, 
	MD
	USA
	20742-4452
	
		 Email:
		dpahl@umd.edu
	
	Papers:
	 
	Risk Management for Field-Grown Tomatoes: Comparing Source of Spray Water On the Potential for Food-Bourne Human Pathogens