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Effects of land-use changes on soil properties based on reambulated soil profiles

机译:土地利用变化对土地利用变化的影响

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In our study, by investigating reambulated soil profiles from the Nagy-Sárrét region in Hungary, we attempt to determine the extent of changes which haveoccurred due to effects which impacted the landscape in terms of the soil chemistryproperties of soil profiles exposed during the Kreybig soil survey more than 70 years ago.Based on the results, in the areas used as grassland, we observed a decrease in pH and anincrease in the humus content of the topsoil. The increased CaCO3 following the chemicalimprovement of the soil which was used as cropland is still characteristic of the area.During the past decades, the investigated soils have been affected by significant changeswith regard to water management, which have also modified the investigated parameters.We have classified the reambulated soil profiles among the Solonetz, Vertisol, and Gleysolreference groups based on the World Reference Base of Soil Resources (WRB) diagnosticsystem.
机译:在我们的研究中,通过调查匈牙利Nagy-Sárrét地区重新整理的土壤剖面,我们尝试确定在影响土壤景观的影响方面,由于在Kreybig土壤调查期间暴露的土壤剖面的土壤化学性质,造成的变化程度70多年以前,基于这些结果,在用作草地的地区中,我们观察到了pH值降低和表土腐殖质含量增加的现象。在化学改良土壤(用作农田)之后,CaCO3的增加仍然是该地区的特征。在过去的几十年中,被调查的土壤在水管理方面受到了重大变化的影响,还改变了被调查的参数。根据世界土壤资源参考数据库(WRB)诊断系统,对Solonetz,Vertisol和Gleysolreference组中重新收集的土壤剖面进行了分类。

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