为了全面地正确地评价土壤水分保持性、移动性及可给性,单从水分形态角度来讨论是不够的,还必须考虑土壤水分的能量状态。关于土壤水分形态概念及能量概念问题,曾有人介绍过不同的观点。我们认为这两种概念既有不同,也有内在的联系。本文根据联系的观点就东北地区几种主要土壤的持水特性及 In order to fully and correctly evaluate the soil moisture retention, mobility and availability, it is not enough to discuss it solely from the perspective of the water form. The energy state of soil moisture must also be considered. There have been different points of view on the concept of soil moisture and energy concepts. We think both of these concepts have different and inherent connections. This article according to the contact point of view on the Northeast China several main soil water retention characteristics and