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| 1 | Changes in reproductive investment with altitude in an alpine plant显示文摘Aims In perennial species,the allocation of resources to reproduction results in a reduction of allocation to vegetative growth and,therefore,impacts future reproductive success.As a consequence,variation in this trade-off is among the most important driving forces in the life-history evolution of perennial plants and can lead to locally adapted genotypes.In addition to genetic variation,phenotypic plasticity might also contribute to local adaptation of plants to local conditions by mediating changes in reproductive allocation.Knowledge on the importance of genetic and environmental effects on the tradeoff between reproduction and vegetative growth is therefore essential to understand how plants may respond to environmental changes.Methods We conducted a transplant experiment along an altitudinal gradient from 425to1921 min the frontrange of the Western Alps of Switzerland to assess the influence of both altitudinal origin of populations and altitude of growing site on growth,reproductive investment and local adaptation in Poa alpina.Important findings In our study,the investment in reproduction increased with plant size.Plant growth and the relative importance of reproductive investment decreased in populations originating from higher altitudes compared to populations originating from lower altitudes.The changes in reproductive investment were mainly explained by differences in plant size.In contrast to genetic effects,phenotypic plasticity of all traits measured was low and not related to altitude.As a result,the population from the lowest altitude of origin performed best at all sites.Our results indicate that in P.alpina genetic differences in growth and reproductive investment are related to local conditions affecting growth,i.e.interspecific competition and soil moisture content. | Yann Hautier Christophe F.Randin Jurg Stocklin Antoine Guisan | 2009 | Journal of Plant Ecology2009,2,3: | 17 |
| 2 | 应用BioMod集成多种模型研究物种的空间分布——以铁杉在中国的潜在分布为例显示文摘新型统计方法和多源、多尺度空间信息数据的产生促进了物种空间分布模型的快速发展。不同的物种空间分布模型在生态学理论的运用以及前提假设上存在差异。选用不同的模型方法和输入数据会带来预测结果的不确定性。对比并集成多个物种空间分布模型,同时利用多组输入数据可降低预测的不确定性,提高物种分布模拟的精度。本文以中国特有种铁杉(Tsuga chinensis)为例,运用基于R语言开发的BioMod软件包对比9个物种空间分布模型对铁杉的模拟效果。最后以曲线下面积(ROC)为权重集成9个模型的模拟结果,产生和筛选最佳的铁杉潜在空间分布图。研究发现随机森林模型(RF)的模拟效果最好,其次是多元适应回归样条函数模型(MARS)和广义相加模型(GAM),模拟效果最差的是表面分布区分室模型(SRE)。模型集成结果显示,最适宜铁杉分布的区域集中在中国的西南及四川盆地周围,其次零星分散于华南和台湾部分地区。这一结果与前人对铁杉自然分布的描述和研究结果较为吻合。研究进一步表明,通过模型的集成能有效地降低由于单个模型所带来的模拟结果不确定性,从而提高模拟的精度和效果。 | 毕迎凤 许建初 李巧宏 Antoine Guisan Wilfried Thuiller Niklaus E.Zimmermann 杨永平 杨雪飞 | 2013 | 植物分类与资源学报2013,35,5: | 16 |
| 3 | Plant functional and phylogenetic turnover correlate with climate and land use in the Western Swiss Alps显示文摘Aims Understanding the relative importance of historical and environ-mental processes in the structure and composition of communities is one of the longest quests in ecological research.Increasingly,researchers are relying on the functional and phylogeneticβ-diversity of natural communities to provide concise explanations on the mechanistic basis of community assembly and the drivers of trait variation among species.The present study investigated how plant functional and phylogeneticβ-diversity change along key environmental and spatial gradients in the Western Swiss Alps.Methods Using the quadratic diversity measure based on six functional traits-specific leaf area,leaf dry matter content,plant height,leaf carbon content,leaf nitrogen content and leaf carbon to nitrogen content alongside a species-resolved phylogenetic tree-we relate variations in climate,spatial geographic,land use and soil gradients to plant functional and phylogenetic turnover in mountain commu-nities of the Western Swiss Alps.Important Findings Our study highlights two main points.First,climate and land-use factors play an important role in mountain plant community turnover.Second,the overlap between plant functional and phy-logenetic turnover along these gradients correlates with the low phylogenetic signal in traits,suggesting that in mountain land-scapes,trait lability is likely an important factor in driving plant community assembly.Overall,we demonstrate the importance of climate and land-use factors in plant functional and phyloge-netic community turnover and provide valuable complementary insights into understanding patterns ofβ-diversity along several ecological gradients. | Charlotte Ndiribe Loïc Pellissier Anne Dubuis Pascal Vittoz Nicolas Salamin Antoine Guisan | 2014 | Journal of Plant Ecology2014,7,5: | 3 |
| 4 | Interfacially activated lipases against hydrophobic supports: Effect of the support nature on the biocatalytic properties显示文摘 | Gloria Fernandez-Lorente Zaida Cabrera Cesar Godoy Roberto Fernandez-Lafuente Jose M. Palomo Jose M. Guisan | 2008 | Process Biochemistry2008,,10: | 2 |
| 5 | Predictive habitat distribution models in ecology显示文摘 | Antoine Guisan Niklaus E. Zimmermann | 2000 | Ecological Modelling2000,,2: | 2 |
| 6 | Predictive Habitat Distribution Models in Ecology显示文摘 | Guisan A Zimmermann N E | 2000 | Ecological Modelling2000,135,: | 1 |
| 7 | Predictive habitat distribution models in ecology显示文摘 | GUISAN A ZIMMERMANN N E | 2000 | Ecological Modelling2000,135,: | 1 |
| 8 | GLM versus CCA spatial modeling of plant species distribution显示文摘 | GUISAN A WEISS S B WEISS A D | 1999 | Plant Ecol1999,143,: | 1 |
| 9 | Predictive habitat distribution models in ecology显示文摘 | Guisan A Zimmermann N | 2000 | Ecological Modelling2000,135,23: | 1 |
| 10 | Predicting species distribution: offering more than simple habitat models显示文摘 | Guisan A Thuiller W | 2005 | Ecology Letters2005,8,9: | 1 |
| 11 | Synthesis of ascorbyl oleate by transesterification of olive oil with as- corbic acid in polar organic media catalyzed by immobi-lized lipases 显示文摘 | Moreno-Perez S Filice M Guisan J M | 2013 | Chemistry and Physics of Lipids2013,174,: | 1 |
| 12 | Predictive habitat distribution models in ecology显示文摘 | Antoine Guisan Niklaus E Zimmenrmann | 2000 | Ecological Modeling2000,135,: | 1 |
| 13 | Generalized linear and generalized additive models in studies of species distributions: setting the scene 显示文摘 | Guisan A Edwards T C Hastie T | 2002 | Ecological modelling2002,157,23: | 1 |
| 14 | Preparation of new lipases derivatives with high activity stability in anhydrous media: adsorption on hydrophobic supports plus hydrophilization with polyethylenimine 显示文摘 | Guisan JM Sabuquillo P Fernandez lafuente R | 2001 | JMolCatalysis Enzymatic2001,11,46: | 1 |
| 15 | Dynamic reaction design of enzymic biotransformations in organic media:equilibrium-controlled synthesis of antibiotics by penicillin G acylase显示文摘 | Fernandez-Lafuente R Rosell C M Guisan JM | 1996 | Biotechnol Appl Biochem1996,24,: | 1 |
| 16 | Synthesis of ascorbyl oleate by transesterification of olive oil with ascorbic acid in polar organic media catalyzed by immobilized lipases 显示文摘 | Moreno- Perez S Filice M Guisan J M | 2013 | Chemistry and Physics of Lipids2013,174,: | 1 |
| 17 | GLM versus CCA spatial modeling of plato species distribution显示文摘 | Guisan A Weiss S B Weiss A D | 1999 | Plant Ecology1999,143,: | 1 |
| 18 | Predicting species distribution: offering more than simple habitat models显示文摘 | Guisan A Thuiller W 2005 | 2005 | Ecology Letters2005,8,9: | 1 |
| 19 | Tree line shifts in the Swiss Alps: climate change or land abandonment 显示文摘 | Gehrig Fasel J Guisan A Zimmermann N E | 2007 | Journal of Vegetation Science2007,18,5: | 1 |
| 20 | Predictive habitat distribution models in ecology显示文摘 | Guisan A Zimmermann NE 2000 | 2000 | Ecological Modelling2000,135,23: | 1 |