查询词典 properties of soil

With tabia which is composed of saline soil, lime and crushed stone as an example of backfill engineering, a series of experiments of physical and mechanical properties were carried out to investigate the compressive strength and contributing factors of tabia.

以由盐渍土、石灰、石子组成的材料对地基进行回填处理工程为例，通过一系列三合土物理力学性能实验，分析了三合土的抗压强度以及影响因素。

The results show that the mechanical properties and endurance of the composite cement soil are significantly better than that of ordinary cement.

试验结果表明：复合水泥土的力学性能及耐久性能均明显优于普通水泥土。

This paper took bamboo forest which is in the district of Huangshan in Anhui Province without human disturbance as the research object, making research on dynamic changes of chemical properties and enzyme activities of rhizosphere soil at different growth stages of bamboo, aiming at providing theoretical basis for precise fertilization in root region of bamboo, and improving fertilizer efficiency. At the same time, we made an analysis about the effects of fertilization on bamboo seedlings, and established the DRIS nutritional diagnosis to provide theoretical basis for the management of seedling bamboo nutrition. The main conclusions are as follo...

本文以安徽省黄山区无人为经营毛竹林为研究对象，对其不同生长阶段根际土壤化学性质、酶活性等动态变化进行了研究，以期为毛竹根区精准施肥，提高肥效提供理论参考；同时，分析了毛竹实生苗苗期施肥效应，建立了DRIS营养诊断方法，旨在为指导毛竹苗期营养管理提供理论依据。

The objective of this article was to study the changes in soil physical properties with different grazing intensities.

研究放牧强度对林草地土壤物理性状的变化。

Salloum MJ%Dudas MJ%Mcgill WB Sorption of 1-naphthol to soil and geologic samples with varying diagentic properties 10.1016/S0045-6535(00)00513-0 CHEMOSPHERE , 2001,null

梁重山%党志%刘丛强%黄伟林菲在土壤/沉积物上的吸附-解吸过程及滞后现象的研究土壤学报， 2004，3

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。