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Soil mapping and characterization of the Mapou basin, Haiti
Geoderma Regional ( IF 3.1 ) Pub Date : 2021-08-18 , DOI: 10.1016/j.geodrs.2021.e00432
Daniela Augusto Chaves 1 , Marcio Rocha Francelino 2 , Wesly Jeune 3 , André Thomazini 4 , Marcos Gervasio Pereira 5 , Lúcia Helena Cunha dos Anjos 5
Affiliation  

Soil mapping and characterization are extremely important, acting as a link between the preservation of the environment, sustainable agricultural practices as well as food-security, especially in one of the poorest and most food-insecure nations in the world. Soil mapping was carried out in the Mapou basin in the South-East Department of the Haiti, in order to contribute with the land use, agriculture planning, as well as soil conservation and food-security. Relationships with the different land uses and landscape attributes of the study area were determined. For this purpose, 24 soil profiles and three mini-trenches were dug, which were classified according to the World Reference Base for Soil Resources – WRB. In this region, the most representative soils were classified as following: Regosols, Leptosols, Cambisols, Luvisols, Lixisols, Calcisols, Fluvisols, Chernozems and Acrisols. Haplic Lixisoils are the deepest soil class in the region. All soils are strongly influenced by the properties of the parent material. Overall, soils are eutrophic with low levels of available phosphorus. Also, soils are weakly developed, shallow and strongly susceptible to erosive processes due to the steep slope and removal of the soil coverage. Data presented in this work will guide sustainable agricultural practices and soil management in the long-term scenario.



中文翻译:

海地马普盆地的土壤测绘和表征

土壤测绘和特征描述极其重要,作为保护环境、可持续农业实践和粮食安全之间的纽带,尤其是在世界上最贫穷和粮食最不安全的国家之一。在海地东南部的马普盆地进行了土壤测绘,以促进土地利用、农业规划以及土壤保持和粮食安全。确定了与研究区不同土地利用和景观属性的关系。为此,挖掘了 24 个土壤剖面和 3 个微型沟渠,根据世界土壤资源参考基地 - WRB 进行分类。在该地区,最具代表性的土壤分类如下: Regosols、Leptosols、Cambisols、Luvisols、Lixisols、Calcisols、流质溶胶、黑钙土和 Acrisols。Haplilic Lixoils 是该地区最深的土壤类别。所有土壤都受到母材性质的强烈影响。总体而言,土壤富营养化,有效磷含量低。此外,由于陡峭的坡度和土壤覆盖层的去除,土壤发育较弱、较浅并且非常容易受到侵蚀过程的影响。这项工作中提供的数据将指导长期情景中的可持续农业实践和土壤管理。由于陡峭的斜坡和土壤覆盖层的去除,浅层和极易受到侵蚀过程的影响。这项工作中提供的数据将指导长期情景中的可持续农业实践和土壤管理。由于陡峭的斜坡和土壤覆盖层的去除,浅层和极易受到侵蚀过程的影响。这项工作中提供的数据将指导长期情景中的可持续农业实践和土壤管理。

更新日期:2021-08-26
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