Table 2. The monthly turf coverage and growth rate responses of three native Poa species and three introduced cultivars of Kentucky bluegrass during the 2017 and 2018 growing seasons in Harbin, China.
| Entries | Two years average turfgrass coverage (%) | Two years average turfgrass growth rate (mm/per day) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| May | Jun | Jul | Aug | Sept | Oct | May | Jun | Jul | Aug | Sept | Oct | ||
| Hpp | 94.4aAB | 96.4abA | 94.1abAB | 86.4bC | 90.5bBC | 93.2aAB | 11.4bB | 12.8bA | 10.4bB | 8.6bC | 10.2bB | 10.8bcB | |
| Hpsi | 85.5cB | 88.5cA | 81.6cD | 83.2cC | 85.2bB | 84.7cB | 17.8aAB | 18.6aA | 16.3aB | 12.5aD | 13.8aCD | 14.6aC | |
| Hpsp | 80.6dB | 30.6dC | 5.5dD | 3.2dD | 77.6cB | 88.5bcA | 4.8dA | 3.4dB | — | — | 2.6dC | 4.6dA | |
| Mid | 96.8aA | 98.5aA | 96.2aA | 90.3aB | 95.8aA | 95.5aA | 17.3aAB | 18.9aA | 16.3aB | 12.7aD | 14.8aB | 15.3aB | |
| Moo | 93.5abA | 94.2bA | 91.7abA | 86.5bC | 89.5bB | 93.6aA | 11.2bcB | 12.5bA | 9.6bcC | 8.1bD | 10.7bBC | 11.2bB | |
| Blu | 90.3bA | 90.8bcA | 88.4bcB | 84.3cC | 88.2bB | 90.4abA | 9.9cAB | 10.6cA | 8.4cBC | 7.8bC | 9.1cB | 9.6cA | |
Notes.
Note
- Hpp
- Poa pratensis
- Hpsi
- P. sibirica
- Hpsp
- P. sphondylodes
- Mid
- Midnight
- Moo
- Moonlight
- Blu
- BlueChip
Lowercase letters denote significant differences within each vertical row for dif-ferent entries (P < 0.05); upper case letters indicate significant differences within each horizontal row for different months in one entry (P < 0.05).