TABLE 16. CHINCH BUG RATINGS OF PERENNIAL RYEGRASS CULTIVARS 
                                                                         1989 DATA 
                                                                              
                                                            CHINCH BUG RATINGS 1-9; 9=NO DAMAGE  1/
 
                                                           NAME                     UB1    MEAN 
 
                                                           PENNANT                  9.0     9.0 
                                                           PICK 715                 9.0     9.0 
                                                           PST-259 (COMMANDER)      9.0     9.0 
                                                           CITATION II              8.7     8.7 
                                                           PST-M2E (MAN. II W/ENDO) 8.7     8.7 
                                                           REGAL                    8.7     8.7 
                                                           SR 4000                  8.7     8.7 
                                                           BIRDIE II                8.3     8.3 
                                                           PST-2PM (SATURN)         8.3     8.3 
                                                           SR 4100                  8.3     8.3 
                                                           VINTAGE-2DF              8.3     8.3 
                                                           PICK 233 (DASHER II)     8.0     8.0 
                                                           SR 4031 (NOVA)           8.0     8.0 
                                                           246                      7.7     7.7 
                                                           PST-2H7 (DIMENSION)      7.7     7.7 
                                                           CALIENTE                 7.3     7.3 
                                                           GOALIE                   7.3     7.3 
                                                           OMEGA II                 7.0     7.0 
                                                           PST-2HH (CHARGER)        7.0     7.0 
                                                           REPELL                   7.0     7.0 
                                                           BAR LP 410 (BARRAGE)     6.7     6.7 
                                                           PALMER                   6.3     6.3 
                                                           PATRIOT                  6.3     6.3 
                                                           PST-2DD                  6.3     6.3 
                                                           BARRY                    6.0     6.0 
                                                           DELRAY                   6.0     6.0 
                                                           PICK 600 (FIESTA II)     5.7     5.7 
                                                           PSU-333                  5.7     5.7 
                                                           PENNFINE                 5.3     5.3 
                                                           PICK 647 (RIVIERA)       5.3     5.3 
                                                           DERBY                    5.0     5.0 
                                                           ISI-851 (LINDSAY)        5.0     5.0 
                                                           BAR LP 454 (BARCREDO)    4.7     4.7 
                                                           COWBOY                   4.7     4.7 
                                                           OVATION                  4.7     4.7 
                                                           RIVAL                    4.7     4.7 
                                                           PAVO                     4.3     4.3 
                                                           PST-250 (COMPETITOR)     4.3     4.3 
                                                           MOM LP 763               4.0     4.0 
                                                           PRELUDE                  4.0     4.0 
                                                           J207                     3.7     3.7 
                                                           MANHATTAN                3.7     3.7 
                                                           DEL 946                  3.3     3.3 
                                                           GATOR                    3.3     3.3 
                                                           KWS-AL-2 (AQUARIUS)      3.3     3.3                                                                                
                                                                              
                                                                              
                                                    CHINCH BUG RATINGS OF PERENNIAL RYEGRASS CULTIVARS 
                                                                         1989 DATA 
                                                                              
                                                            CHINCH BUG RATINGS 1-9; 9=NO DAMAGE 
 
                                                           NAME                     UB1    MEAN 
 
                                                           ALLAIRE                  3.0     3.0 
                                                           BRENDA                   3.0     3.0 
                                                           J208                     3.0     3.0 
                                                           MANHATTAN II             3.0     3.0 
                                                           PICK 300 (BLAZER II)     3.0     3.0 
                                                           RONJA                    3.0     3.0 
                                                           SHERIFF                  3.0     3.0 
                                                           TARA                     2.7     2.7 
                                                           YORKTOWN II              2.7     2.7 
                                                           ISI-K2 (DILLON)          2.3     2.3 
                                                           LINN                     2.3     2.3 
                                                           NK 80389                 2.3     2.3 
                                                           PSU-222                  2.3     2.3 
                                                           ACROBAT                  1.7     1.7 
                                                           DIPLOMAT                 1.7     1.7 
                                                           RUNAWAY                  1.7     1.7 
                                                           BELLE                    1.3     1.3 
                                                           REGENCY                  1.3     1.3 
                                                           RODEO                    1.3     1.3 
                                                           RANGER                   1.0     1.0 

                                                           LSD VALUE                2.6     2.6 

                                                           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).