TABLE 21C.                      MEAN TURFGRASS QUALITY AND OTHER RATINGS OF COLONIAL BENTGRASS CULTIVARS                                          
                                       GROWN ON A FAIRWAY OR TEE UNDER LOW TEMPERATURE/WINTER TOLERANCE AT FARGO, ND  1/                                   
                                                                       2016-19 DATA                                                                        
                                                                                                                                                           
                                                     TURFGRASS QUALITY AND OTHER RATINGS 1-9;  9=BEST  2/                                                  
                                                                                                                                                           
                                 SPRING    SUMMER        FALL           PERCENT GROUND COVER                          QUALITY RATINGS
         NAME                   DENSITY    DENSITY     DENSITY     SPRING      SUMMER       FALL       MAY     JUN     JUL     AUG     SEP    MEAN                                                                                                                                                     
                                                                                                                                                           
         DLFPS-AT/3026             4.3        6.3        6.7        86.3        93.1        97.0       4.8     5.8     6.7     6.6     6.8     6.1         
         MUSKET (PPG-AT 104)       4.3        5.3        7.3        85.8        94.3        98.3       4.4     5.4     6.3     7.1     6.9     6.0         
         GREENTIME                 4.9        5.6        7.3        83.3        92.2        95.8       4.4     5.2     6.4     6.5     6.7     5.8         

         LSD VALUE                 0.4        0.6        0.5         7.9         6.6         2.5       0.9     0.7     0.8     0.7     0.9     0.7         
         C.V. (%)                 11.7       10.5        7.3         8.9         6.7         2.9      19.5    14.2    11.8    10.7    12.9    11.6         
 
         1/  TO DETERMINE STATISTICAL DIFFERENCES AMONG ENTRIES, SUBTRACT ONE ENTRY'S MEAN FROM ANOTHER ENTRY'S MEAN.
             STATISTICAL DIFFERENCES OCCUR WHEN THIS VALUE IS LARGER THAN THE CORRESPONDING LSD VALUE (LSD 0.05).

         2/  C.V. (COEFFICIENT OF VARIATION) INDICATES THE PERCENT VARIATION OF THE MEAN IN EACH COLUMN.