The paper dealed with the water retention capability of soil and the physical properties of soil water in dry red soils.

研究了我国燥红土的土壤持水性和土壤水分物理性。

youdao

Soil permeability is one of the important physical properties of soil and important component of the ecological benefits.

土壤渗吸性能是土壤重要的物理特征之一，是生态效益的重要组成部分。

youdao

This paper reviews the applications of fractals in research of physical properties of soil:(1)fractals have been used to describe physical parameters of soil such as density and specific surface area;

本文从两个方面介绍了土体物理性质的分形研究：（1）分形用于定量描述土体的的密度，孔隙表面积等物理参数；

youdao

They also will study chemical and physical properties of the soil samples with a method called infrared spectroscopy.

VOA: special.2009.01.20

When the next food crop is planted, it benefits from the nutrients and improved physical properties of the soil that the trees have provided.

ECONOMIST: A new twist on an old idea is improving farm yields in Africa