Shade coffee plantations maintain woody plant diversity and structure in a cloud forest landscape of southern Mexico
Shade coffee plantations maintain woody plant diversity and structure in a cloud forest landscape of southern Mexico
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摘要:
Cloud forest ecosystems of the Latin American tropics are highly threatened by changes in land-use such as expanding croplands and livestock pastures that promote shifts in the structure and composition of plant communities in these forests.However,shade coffee plantations repre-sent a forest management alternative that has been shown to maintain biodiversity in these ecosystems.In this study,we evaluated changes in the composition,diversity,and structure of Mexican cloud-forest woody species for three land use categories:cattle pastures,shade coffee plantations and advanced succession forests.For each category,fifteen 0.28-ha plots were established and the composition and diversity of vegetation was noted.Composition of species was analyzed using ordination methods,and alpha diversity was compared using Hill numbers.Seventy-seven woody species belonging to 40 families were recorded.Species richness and diversity was high in both the advanced suc-cessional forest and coffee plantations compared to cattle pastures.Vegetation composition and structure was simi-lar between late succession forests and coffee plantations with both land uses also being more structurally complex than cattle pastures.Our results show how shade coffee cul-tivation is a land-use activity that maintains woody plant communities in a manner that aligns with biodiversity conservation.