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Semiarid soils submitted to severe drought stress: influence on humic acid characteristics in organic-amended soils
Authors:Sara Hueso  Gennaro Brunetti  Nicola Senesi  Karam Farrag  Teresa Hernández  Carlos García
Affiliation:1.Department of Soil and Water Conservation and Organic Waste Management,Centro de Edafología y Biología Aplicada del Segura, CEBAS-CSIC,Espinardo, Murcia,Spain;2.Dipartimento di Biologia e Chimica Agroforestale e Ambientale,Università di Bari,Bari,Italy;3.Central Lab for Environmetal Quality Monitoring (CLEQM),National Water Research Center, Ministry of Water Resources and Irrigation,Cairo,Egypt
Abstract:

Purpose  

The objective of this work was to assess the effect of severe drought conditions on the characteristics of semiarid soil humic acids (HAs) as well as the effect of organic amendment on such changes.
Keywords:
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