| 物种 | 开始日期 | 结束日期 | 平均气温 | 降水量 | 日照时数 | 活动积温 |
展叶 持续期 | 莲 | 2-27 | 3-3 | −0.21 | 0.26 | −0.70** | −0.24 |
车前 | 2-28 | 3-5 | −0.35 | −0.01 | −0.49* | −0.41 | |
苍耳 | 4-3 | 4-7 | 0.10 | −0.36 | 0.45 | 0.10 | |
芦苇 | 3-23 | 3-27 | 0.33 | −0.05 | 0.32 | 0.33 | |
蒲公英 | 2-27 | 3-3 | 0.18 | 0.53 | 0.13 | 0.18 | |
开花 持续期
| 莲 | 7-3 | 8-5 | 0.17 | −0.39 | 0.14 | 0.17 |
车前 | 4-14 | 4-21 | −0.02 | 0.14 | −0.06 | −0.02 | |
苍耳 | 6-30 | 7-8 | −0.33 | 0.28 | −0.38 | −0.32 | |
芦苇 | 9-10 | 9-23 | 0.3 | 0.14 | −0.13 | 0.29 | |
蒲公英 | 3-25 | 4-28 | 0.36 | −0.40 | 0.63* | 0.37 | |
黄枯 持续期 | 莲 | 9-28 | 10-18 | −0.03 | 0.35 | −0.30 | −0.03 |
车前 | 11-1 | 11-18 | 0.22 | −0.54* | 0.46* | 0.22 | |
苍耳 | 10-4 | 10-18 | −0.27 | 0.46* | −0.24 | −0.27 | |
芦苇 | 10-19 | 11-2 | −0.25 | 0.12 | −0.64** | −0.26 | |
蒲公英 | 10-14 | 11-19 | −0.06 | −0.25 | 0.17 | −0.07 |