TABLE 6B. PERCENT GREEN COVER AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS IN THE 2016 NATIONAL COOL-SEASON WATER USE/DROUGHT TOLERANCE TEST AT AMHERST (DRY DOWN 2), MA 1/ 2020 DATA TOTAL WATER APPLIED WITH MM 2/ PRE-DROUGHT # OF DAYS TOTAL QUALITY TO 1st WATER NAME 8/5/20 8/18/20 9/4/20 9/18/20 9/25/20 9/30/20 10/6/20 10/19/20 MEAN WATERING APPLIED (mm) BLUE DEVIL KB . . . . . . . . . . . PST-K15-169 KB . . . . . . . . . . . NAI-13-14 KB 5.0 4.0 4.0 4.0 3.0 4.0 5.0 7.0 4.5 38.0 8.7 PST-K11-118 KB 5.0 5.0 5.0 4.0 4.0 5.0 5.0 8.0 4.6 34.0 8.7 BABE KB 5.0 4.5 4.0 2.5 3.0 3.5 5.0 6.5 4.3 30.0 14.3 EVEREST KB 5.5 5.5 5.0 4.0 4.5 4.5 5.0 7.0 5.1 30.0 17.3 NAI-13-132 KB 6.5 7.0 6.0 4.0 5.5 5.5 6.5 7.5 6.1 30.5 17.3 BAR PP 110358 KB 6.0 5.7 5.7 4.7 4.7 4.3 5.0 6.3 5.3 36.7 20.3 MIDNIGHT KB 6.0 5.5 5.5 4.0 4.0 5.0 6.0 7.5 5.4 32.0 23.0 PST-K13-141 KB 5.3 5.7 6.3 4.3 4.7 5.0 6.0 7.3 5.6 34.3 23.0 BARRARI KB 6.0 6.3 5.0 4.0 4.7 5.0 5.3 7.3 5.5 32.0 26.0 BLUE NOTE KB 7.0 6.7 6.3 5.3 4.7 5.7 7.0 7.7 6.3 34.7 26.0 DAUNTLESS KB 5.0 5.3 4.7 3.3 3.7 3.7 4.3 6.3 4.5 31.3 26.0 PST-K13-137 KB 6.7 5.7 5.7 4.0 5.0 5.3 5.7 7.3 5.7 33.0 26.0 PST-K13-143 KB 5.0 5.0 4.3 4.5 4.0 4.7 5.3 6.0 4.8 30.0 26.0 SR 4650 (P.RYEGRASS STANDARD ENTRY) 6.0 7.0 6.3 3.3 4.0 4.7 5.7 7.7 5.6 34.0 26.0 LSD VALUE 1.6 4.6 4.3 3.0 3.8 2.9 3.8 4.5 2.8 7.9 29.2 C.V. (%) 12.3 24.5 24.6 24.8 26.8 20.6 21.7 18.1 17.9 8.5 52.2 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. TABLE 6B. PERCENT GREEN COVER AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS (CONT'D) IN THE 2016 NATIONAL COOL-SEASON WATER USE/DROUGHT TOLERANCE TEST AT AMHERST (DRY DOWN 2), MA 1/ 2020 DATA TOTAL WATER APPLIED WITH MM 2/ PERCENT GREEN COVER DURING PRE-DROUGHT PERCENT GREEN COVER DURING DRY DOWN NAME 7/29/20 8/5/20 8/10/20 8/18/20 8/25/20 9/3/20 9/8/20 9/11/20 9/14/20 BLUE DEVIL KB . . . . . . . . . PST-K15-169 KB . . . . . . . . . NAI-13-14 KB 69.0 70.7 75.7 89.7 91.0 91.3 84.3 84.3 87.0 PST-K11-118 KB 57.3 57.0 66.3 76.3 87.0 83.7 79.7 80.0 77.3 BABE KB 31.7 34.0 41.7 57.0 67.7 70.3 58.0 53.0 55.7 EVEREST KB 71.3 72.0 76.3 88.0 92.3 93.3 89.7 90.0 90.3 NAI-13-132 KB 66.3 64.7 70.0 84.0 89.0 88.7 87.7 88.0 87.3 BAR PP 110358 KB 37.3 34.7 38.0 50.0 59.3 54.7 49.0 44.3 49.0 MIDNIGHT KB 68.7 71.7 73.7 87.7 89.0 92.7 89.7 89.3 90.0 PST-K13-141 KB 55.7 60.3 64.7 79.3 84.7 88.0 85.0 85.3 88.7 BARRARI KB 74.0 74.3 77.3 88.0 90.3 89.0 86.7 88.3 89.7 BLUE NOTE KB 64.3 62.0 68.3 82.7 85.3 85.3 82.0 83.3 83.7 DAUNTLESS KB 66.7 60.3 65.7 81.0 87.0 87.0 81.7 80.0 80.7 PST-K13-137 KB 34.0 29.7 32.7 55.0 63.3 65.7 61.7 55.3 58.3 PST-K13-143 KB 73.7 67.7 70.7 84.3 85.0 90.7 89.3 88.0 87.7 SR 4650 (P.RYEGRASS STANDARD ENTRY) 48.0 49.3 58.0 74.0 84.0 83.3 77.7 76.3 75.3 LSD VALUE 35.3 25.9 21.0 17.4 15.0 17.2 20.3 19.6 20.6 C.V. (%) 29.1 24.4 19.2 13.2 10.5 11.7 14.4 14.9 15.0 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. TABLE 6B. PERCENT GREEN COVER AND OTHER RATINGS OF KENTUCKY BLUEGRASS CULTIVARS (CONT'D) IN THE 2016 NATIONAL COOL-SEASON WATER USE/DROUGHT TOLERANCE TEST AT AMHERST (DRY DOWN 2), MA 1/ 2020 DATA TOTAL WATER APPLIED WITH MM 2/ PERCENT GREEN COVER PERCENT GREEN COVER DURING DRY DOWN DURING RECOVERY NAME 9/16/20 9/18/20 9/21/20 9/24/20 9/27/20 9/30/20 10/6/20 10/16/20 BLUE DEVIL KB . . . . . . . . PST-K15-169 KB . . . . . . . . NAI-13-14 KB 82.3 82.7 77.0 69.3 63.3 77.0 70.7 89.7 PST-K11-118 KB 73.0 74.7 69.3 71.0 71.0 77.7 77.3 92.7 BABE KB 52.3 61.3 59.7 66.0 69.7 80.0 62.0 87.0 EVEREST KB 83.3 79.7 68.0 68.3 69.0 84.3 72.3 90.7 NAI-13-132 KB 81.3 78.7 69.7 67.0 69.3 85.7 85.0 97.3 BAR PP 110358 KB 38.7 49.0 48.3 56.3 60.7 72.7 89.0 96.3 MIDNIGHT KB 84.0 76.7 78.0 70.0 75.7 87.3 74.7 91.7 PST-K13-141 KB 80.0 76.3 81.7 67.3 76.7 88.0 94.0 96.3 BARRARI KB 86.3 84.3 77.7 60.3 74.3 86.0 89.7 96.3 BLUE NOTE KB 81.0 79.7 71.7 61.7 67.0 84.3 92.3 97.3 DAUNTLESS KB 71.7 77.7 73.0 72.0 75.3 83.0 88.7 94.3 PST-K13-137 KB 48.3 61.7 62.0 67.3 71.3 81.3 92.3 97.7 PST-K13-143 KB 84.7 86.0 80.0 72.3 71.0 73.7 76.0 83.0 SR 4650 (P.RYEGRASS STANDARD ENTRY) 69.0 70.0 62.7 54.3 51.7 57.0 94.0 99.0 LSD VALUE 28.6 43.3 51.9 39.4 47.7 34.1 48.1 16.5 C.V. (%) 20.8 22.3 25.5 19.2 22.2 16.3 21.3 7.2 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.