Table 3 Analysis of the expansion of S. alterniflora from 1985 to 2015
From: Monitoring of the invasion of Spartina alterniflora from 1985 to 2015 in Zhejiang Province, China
District | Expanded area per 10 years (hm2) | 1985–2015 | ||
|---|---|---|---|---|
1985–1995 | 1995–2005 | 2005–2015 | ||
Zhoushan | 0.00 | 1.71 | 81.36 | 83.07 |
Jiaxing | 96.57 | 167.40 | 58.14 | 322.11 |
Ningbo | 569.52 | 3136.95 | 1719.36 | 5425.83 |
Taizhou | 64.80 | 851.85 | 1843.38 | 2760.03 |
Wenzhou | 1096.74 | 478.53 | − 128.16 | 1447.11 |
Zhejiang Province | 1827.63 | 4636.44 | 3574.08 | 10,038.15 |
District | Annual expansion area (hm2/year) | 1985–2015 | ||
|---|---|---|---|---|
1985–1995 | 1995–2005 | 2005–2015 | ||
Zhoushan | 0.00 | 0.17 | 8.14 | 2.77 |
Jiaxing | 9.66 | 16.74 | 5.81 | 10.74 |
Ningbo | 56.95 | 313.70 | 171.94 | 180.86 |
Taizhou | 6.48 | 85.19 | 184.34 | 92.00 |
Wenzhou | 109.67 | 47.85 | − 12.82 | 48.24 |
Zhejiang Province | 182.76 | 463.64 | 357.41 | 334.61 |