Elizabeth Guertal, Ph.D., of Auburn University separates truth from fiction about soil fertility, and the effect of nutrients on winterkill prevention, microbial populations, the need (if any) for sulfur fertilizer and more.
			Posted By 
John Reitman 
		
By John Reitman •
		
		
		
		
		Fact, Myth and Legend of Soil Fertility
	
    
    
 
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					01/27/2015
				
			
				
					Elizabeth Guertal, Ph.D., Auburn University
				
			
		
 
Length: 1:05:38
			
		
	
	
