|   | 
        
            
          Early yield | 
        
            Marketable yield | 
        
            Non-marketable yield | 
        
            
          Total yield | 
        
            
          SWI | 
        Marketable yield percentage | 
       
      
        | Parents | 
        1.13 | 
        1.60 | 
        0.51 | 
        1.68 | 
        4.61 | 
        93.46 | 
       
      
        | Hybrids | 
        1.03 | 
        2.31 | 
        0.58 | 
        2.49 | 
        4.37 | 
        84.65 | 
       
      
        | Orthogonal test | 
        4.71** | 
        18.25** | 
        3.76** | 
        21.9** | 
        18.21** | 
        4.09** | 
       
     
      **: significant at P≤0.01 |