【作者】 孟凯；

【Author】 Meng Kai (Agricultural Resource and Enviro nment College of Heilongjiang University,Harbin 150080)

【机构】 黑龙江大学农业资源与环境学院；

【摘要】 综合分析黑土退化的影响因素,黑土退化的主要驱动因子是土壤有机碳的变化,有机碳的变异过程直接影响到土壤各要素的变化。利用新的方法进行分析,提出黑龙江省黑土退化发展的阶段和退化的强度。更多还原

【Abstract】 The factors on terra nera retrogression were comprehensively analyzed in this paper.The main reason causing terra nera retrogression is the organic carbon variation,the variance progress of organic car- bon directly affect each element change in the soil.The development stages and retrogressive intensity of terra hera in Heilongjiang were put forward,analyzed by the new method.更多还原