TABLE 9A. PERCENT GREEN COVER AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS WITH 50% OF ET IN THE 2022 NATIONAL COOL-SEASON WATER USE/DROUGHT TOLERANCE TEST AT ST. PAUL, MN 1/ 2024 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT GREEN COVER DURING PRE-DROUGHT PERCENT GREEN COVER DURING DROUGHT PERIOD NAME 4/24 5/28 6/10 6/17 6/24 7/1 7/8 7/15 7/22 7/29 HELIOS PR 54.7 89.3 89.3 92.7 90.0 88.0 86.3 85.3 90.0 91.3 SR 4650 PR 51.0 87.7 85.0 90.3 86.3 83.3 82.3 82.7 87.3 90.0 LSD VALUE 16.3 1.3 0.6 1.3 3.0 14.4 17.9 14.9 16.1 16.7 C.V. (%) 9.9 0.9 2.0 0.9 0.9 1.3 1.5 2.7 2.0 1.6 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. TABLE 9A. PERCENT GREEN COVER AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS WITH 50% OF ET (CONT'D) IN THE 2022 NATIONAL COOL-SEASON WATER USE/DROUGHT TOLERANCE TEST AT ST. PAUL, MN 1/ 2024 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ PERCENT GREEN COVER DURING DROUGHT PERIOD PERCENT GREEN COVER DURING RECOVERY NAME 8/5 8/12 8/19 8/26 9/3 9/10 9/16 10/4 10/9 10/17 HELIOS PR 93.7 91.7 93.7 95.7 96.0 96.7 96.3 97.3 96.7 97.0 SR 4650 PR 93.0 91.0 93.3 95.3 96.3 97.3 96.3 96.7 96.0 96.3 LSD VALUE 12.9 13.1 11.6 8.2 7.2 5.9 5.2 3.6 4.2 4.2 C.V. (%) 1.9 1.2 0.4 0.4 0.4 0.4 0.7 0.8 1.5 1.1 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 9A. PERCENT GREEN COVER AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS WITH 50% OF ET (CONT'D) IN THE 2022 NATIONAL COOL-SEASON WATER USE/DROUGHT TOLERANCE TEST AT ST. PAUL, MN 1/ 2024 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ QUALITY RATINGS DURING PRE-DROUGHT QUALITY RATINGS DURING DROUGHT NAME 4/24 5/28 6/10 6/13 6/21 6/26 7/1 7/8 7/15 7/22 7/29 HELIOS PR 4.3 3.7 3.7 4.3 4.0 4.7 4.0 4.0 3.3 4.0 4.0 SR 4650 PR 3.7 3.7 3.0 4.0 4.0 4.3 3.3 3.7 3.7 3.3 4.0 LSD VALUE 2.1 2.5 2.6 2.2 0.9 1.5 1.3 2.0 1.3 1.5 1.1 C.V. (%) 10.2 0.0 12.2 9.8 17.7 9.1 11.1 10.6 11.7 11.1 0.0 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 9A. PERCENT GREEN COVER AND OTHER RATINGS OF PERENNIAL RYEGRASS CULTIVARS WITH 50% OF ET (CONT'D) IN THE 2022 NATIONAL COOL-SEASON WATER USE/DROUGHT TOLERANCE TEST AT ST. PAUL, MN 1/ 2024 DATA TURFGRASS QUALITY AND OTHER RATINGS 1-9; 9=BEST 2/ QUALITY RATINGS DURING DROUGHT PERIOD QUALITY RATINGS DURING RECOVERY NAME 8/5 8/12 8/19 8/26 9/3 9/10 9/16 10/3 10/9 10/17 MEAN HELIOS PR 4.3 4.7 4.3 4.0 5.0 4.7 4.7 5.3 5.0 5 4.3 SR 4650 PR 4.3 4.7 4.3 4.0 5.0 4.7 4.3 5.3 4.7 5 4.1 LSD VALUE 2.2 2.3 0.9 1.4 1.1 1.2 1.1 1.7 1.3 1 0.8 C.V. (%) 0.0 15.2 0.0 0.0 14.1 0.0 9.1 0.0 8.4 0 2.1 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.