soil stratigraphy

Oxygen isotopic stratigraphy and pedostratigraphy subdivisions are based on the isotopic composition of skeleton of fossil fauna and characteristics of paleosols included in Quaternary deposits respectively.

同位素地层和土壤地层是在多元地层划分理论的基础上，为适应第四纪高分辨率古环境研究的需要而建立起来的两种地层划分的方法。

Discussion on Reformation of Experimental Teaching in Soil Geography

土壤地理学实验教学改革探讨

The traditional soil geography experimental educational pattern objectively leads students to a formalized,and memory way study,restrain students innovative ability and scientific research quality fostering.

传统的土壤地理学实验教学模式客观上引导学生向形式化、记忆型方式学习,制约了学生创新能力及科研素质的养成。

Soil geology is also making new progresses along with other disciplines.

土壤地质学正伴随着其他学科的发展取得新的进步。

PYROLYSIS-COMBUSTION METHOD USED TO DO ~(14)C DATING OF HOLOCENE LOESS SEQUENCE AT LICUN PROFILE

热解法用于礼村黄土-古土壤地层~(14)C测年

Soil below the ground surface.

下层土地面下的土壤

The upper part of the soil.

表土土地、土壤表面的一层

Study on the Soil Moisture Content and Soil Dried Layer under Artificial Forest in Xi an Area;

西安地区人工林土壤含水量与土壤干层研究

To remove the surface layer of soil from(land.

去掉表土将土壤最上面的一层从（土地上）清除掉

Effects of Different Manure Sources on Soil Characters in Upland Red Soil

不同有机肥源对红壤旱地耕层土壤性质的影响

rainwater washes topsoil into rivers and sands,

雨水把表层土壤冲进河流和沙地，

The lithosphere is the soil mantle that wraps the core of the earth.

岩石圈就是包裹在地核外的土壤表层。

Study on the Adsorption Capacities of Pb and Cd by the Soils Sampled from the Sod Layers in Xianghai Wetland;

向海湿地土壤草根层吸附铅、镉的研究

The Structure Status and Effect of Topsoil in Loess Plateau;

黄土地区表层土壤结构状况与效应研究

Soil Properties and SEM Features of Diagnostic Horizon of Stagnic Anthrosols in Southwestern,China

西南地区水耕人为土诊断层土壤特性及SEM特征

a fertile land [ soil ]

肥沃的土地[土壤]

sedentary soil

原生土, 原地土壤

Community Structure and Dynamics of Soil Animal in Green Belt Litter from Two Soil Origin in Urban City

两种土壤背景值下城市绿地凋落物层土壤动物群落结构与动态

Study on Soil Moisture and Soil Dry Layer in Apple Land and Farmland in Xianyang of Shaanxi Province

陕西咸阳苹果林地和农田土壤含水量及土壤干层研究

The CO_2 Flux of Soils and the CO_2 Concentration of Surface Layer at Arid Region in Temperate Zone;

温带干旱地区近地层CO_2浓度和土壤CO_2通量

The evaluation of the present situation of the heavy metal pollution in the top soil of Qinghangdao-Tangshan area,Hebei Province

河北省唐—秦地区表层土壤地球化学质量评价

Water and nitrogen distribution under subsurface drip fertigation as affected by layered-textural soils

层状土壤质地对地下滴灌水氮分布的影响