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    America's Heartland
            604
                
                    
                        
                            Season 6
                        
                    
                    
                        
                            Episode 4
                        
                    
                
            
            
            The secret to Tabasco's spicy success. North Carolina farmers take a high tech approach to raising crops and finding markets via the internet. Discover the story behind that spaghetti you take off the shelf. Farmers in the Southeast discover a new harvest in catfish as well as corn. University researchers and California farmers team up to build a better tomato.