Biodiv Sci ›› 2009, Vol. 17 ›› Issue (1): 62-68. DOI: 10.3724/SP.J.1003.2009.08160
• Paper • Previous Articles Next Articles
Yani Deng1,2, Xiao Cheng1,*(), Yu Jiao1, Guiju Chen3
Received:
2008-07-15
Accepted:
2008-12-31
Online:
2009-01-20
Published:
2009-01-20
Contact:
Xiao Cheng
Yani Deng, Xiao Cheng, Yu Jiao, Guiju Chen. Bioecological characteristics and endangerment mechanisms of Neocheiropteris palmatopedata, an endangered plant endemic to China[J]. Biodiv Sci, 2009, 17(1): 62-68.
种群 Population | 地点 Locality | 海拔 Elevation (m) | 坡向 Aspect | 生境 Habitat | 植被类型 Vegetation type | 分布面积Population area (m2) | 种群大小 Population size |
---|---|---|---|---|---|---|---|
KM1 | 云南昆明 Kunming, Yunnan | 2,150 | 阳坡 Sunny | 山坡林下 Under hillside woods | 常绿阔叶林 Evergreen broad-leaved forest | 120-150 | 180-200 |
LQ1 | 云南禄劝 Luquan, Yunnan | 1,500 | 阴坡 Shady | 沟边林下 Under woods and beside water ditches | 常绿阔叶林 Evergreen broad-leaved forest | 30-40 | 30-50 |
WD1 | 云南武定 Wuding, Yunnan | 2,200 | 阴坡 Shady | 山坡林下 Under hillside woods | 常绿阔叶林 Evergreen broad-leaved forest | 30-35 | 150-180 |
YR1 | 云南永仁 Yongren, Yunnan | 2,000 | 阴坡 Shady | 山坡林下 Under hillside woods | 常绿阔叶林 Evergreen broad-leaved forest | 200-250 | 200-250 |
YM1 | 云南易门 Yimen, Yunnan | 1,680 | 半阳坡Half-sunny | 山坡林下 Under hillside woods | 常绿阔叶林 Evergreen broad-leaved forest | 1 | 3 |
ML1 | 云南弥勒 Mile, Yunan | 1,950 | 阴坡 Shady | 山坡林下 Under hillside woods | 常绿阔叶林 Evergreen broad-leaved forest | 40-45 | 80-100 |
PZH1 | 四川攀枝花 Panzhihua, Sichuan | 2,200 | 阴坡 Shady | 山坡林下 Under hillside woods | 针阔混交林 Mixed coniferous and broad-leaved forest | 20-25 | 30-35 |
PZH2 | 四川攀枝花 Panzhihua, Sichuan | 2,200 | 阴坡 Shady | 山坡林下 Under hillside woods | 针阔混交林 Mixed coniferous and broad-leaved forest | 20-25 | 25-30 |
Table 1 Habitat characteristics and population conditions of Neocheiropteris palmatopedata in different localities
种群 Population | 地点 Locality | 海拔 Elevation (m) | 坡向 Aspect | 生境 Habitat | 植被类型 Vegetation type | 分布面积Population area (m2) | 种群大小 Population size |
---|---|---|---|---|---|---|---|
KM1 | 云南昆明 Kunming, Yunnan | 2,150 | 阳坡 Sunny | 山坡林下 Under hillside woods | 常绿阔叶林 Evergreen broad-leaved forest | 120-150 | 180-200 |
LQ1 | 云南禄劝 Luquan, Yunnan | 1,500 | 阴坡 Shady | 沟边林下 Under woods and beside water ditches | 常绿阔叶林 Evergreen broad-leaved forest | 30-40 | 30-50 |
WD1 | 云南武定 Wuding, Yunnan | 2,200 | 阴坡 Shady | 山坡林下 Under hillside woods | 常绿阔叶林 Evergreen broad-leaved forest | 30-35 | 150-180 |
YR1 | 云南永仁 Yongren, Yunnan | 2,000 | 阴坡 Shady | 山坡林下 Under hillside woods | 常绿阔叶林 Evergreen broad-leaved forest | 200-250 | 200-250 |
YM1 | 云南易门 Yimen, Yunnan | 1,680 | 半阳坡Half-sunny | 山坡林下 Under hillside woods | 常绿阔叶林 Evergreen broad-leaved forest | 1 | 3 |
ML1 | 云南弥勒 Mile, Yunan | 1,950 | 阴坡 Shady | 山坡林下 Under hillside woods | 常绿阔叶林 Evergreen broad-leaved forest | 40-45 | 80-100 |
PZH1 | 四川攀枝花 Panzhihua, Sichuan | 2,200 | 阴坡 Shady | 山坡林下 Under hillside woods | 针阔混交林 Mixed coniferous and broad-leaved forest | 20-25 | 30-35 |
PZH2 | 四川攀枝花 Panzhihua, Sichuan | 2,200 | 阴坡 Shady | 山坡林下 Under hillside woods | 针阔混交林 Mixed coniferous and broad-leaved forest | 20-25 | 25-30 |
山坡林下土 Under hillside woods | 沟边林下土 Under woods and beside water ditches | 栽培腐叶土 Leaf mould for cultivation | 红壤 Red soil | |
---|---|---|---|---|
pH (水土比2.5: 1) | 5.22±0.02c | 6.02±0.02b | 4.23±0.03d | 6.55±0.03a |
有机质 Organic matter (%) | 13.77±0.12b | 8.39±0.05c | 36.08±0.06a | 2.47±0.05d |
全氮 Total N (%) | 0.48±0.01b | 0.34±0.03c | 0.93±0.01a | 0.13±0.01d |
全磷 Total P (%) | 0.11±0c | 0.06±0d | 0.14±0b | 0.17±0a |
全钾 Total K ((mg/kg)) | 0.53±0b | 1.50±0.01a | 0.23±0d | 0.26±0c |
速效氮 Available N (mg/kg) | 132.51±11.70c | 162.70±0.97b | 231.87±3.01a | 126.51±1.30c |
速效磷 Available P (mg/kg) | 21.54±1.04c | 35.12±0.66b | 56.77±2.36a | 18.81±0.18c |
速效钾 Available K (mg/kg) | 253.17±7.45b | 402.64±6.47a | 404.73±2.97a | 171.62±2.73c |
有效钙 Potent Ca (mg/kg) | 3567.23±10.41b | 5871.63±7.35a | 468.96±4.18d | 859.25±1.85c |
有效镁 Available Mg (mg/kg) | 415.08±11.15b | 684.50±6.52a | 175.89±0.54d | 199.37±1.11c |
有效锌 Available Zn (mg/kg) | 13.17±0.20b | 16.05±0.20a | 16.09±0.20a | 2.24±0.07c |
有效铁 Available Fe (mg/kg) | 12.33±0.27c | 16.49±0.22b | 18.71±0.22a | 10.65±0.09d |
有效硼 Available B (mg/kg) | 1.93±0.01b | 2.65±0.20a | 1.10±0c | 0.21±0.01d |
有效硫 Available S (mg/kg) | 30.61±0.61b | 17.61±0.30c | 13.85±0.12d | 35.48±0.44a |
Table 2 Chemical properties of the four soil samples (mean±SE)
山坡林下土 Under hillside woods | 沟边林下土 Under woods and beside water ditches | 栽培腐叶土 Leaf mould for cultivation | 红壤 Red soil | |
---|---|---|---|---|
pH (水土比2.5: 1) | 5.22±0.02c | 6.02±0.02b | 4.23±0.03d | 6.55±0.03a |
有机质 Organic matter (%) | 13.77±0.12b | 8.39±0.05c | 36.08±0.06a | 2.47±0.05d |
全氮 Total N (%) | 0.48±0.01b | 0.34±0.03c | 0.93±0.01a | 0.13±0.01d |
全磷 Total P (%) | 0.11±0c | 0.06±0d | 0.14±0b | 0.17±0a |
全钾 Total K ((mg/kg)) | 0.53±0b | 1.50±0.01a | 0.23±0d | 0.26±0c |
速效氮 Available N (mg/kg) | 132.51±11.70c | 162.70±0.97b | 231.87±3.01a | 126.51±1.30c |
速效磷 Available P (mg/kg) | 21.54±1.04c | 35.12±0.66b | 56.77±2.36a | 18.81±0.18c |
速效钾 Available K (mg/kg) | 253.17±7.45b | 402.64±6.47a | 404.73±2.97a | 171.62±2.73c |
有效钙 Potent Ca (mg/kg) | 3567.23±10.41b | 5871.63±7.35a | 468.96±4.18d | 859.25±1.85c |
有效镁 Available Mg (mg/kg) | 415.08±11.15b | 684.50±6.52a | 175.89±0.54d | 199.37±1.11c |
有效锌 Available Zn (mg/kg) | 13.17±0.20b | 16.05±0.20a | 16.09±0.20a | 2.24±0.07c |
有效铁 Available Fe (mg/kg) | 12.33±0.27c | 16.49±0.22b | 18.71±0.22a | 10.65±0.09d |
有效硼 Available B (mg/kg) | 1.93±0.01b | 2.65±0.20a | 1.10±0c | 0.21±0.01d |
有效硫 Available S (mg/kg) | 30.61±0.61b | 17.61±0.30c | 13.85±0.12d | 35.48±0.44a |
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