Introduction to Soil Science By Genxing Pan Department of Soil Science,& Inst. Resources, Ecosystem& Environment of Agriculture (IREEA) www.ireea.kyjg. njau.edu.cn

Section 1 The chemical and mineral constitutes of soil parent minerals

Section 1 Soil three phases Constitution Soil density and bulk density (一) Soil density( or Particle density) Soil density is the density of the solid soil particles only; the measurement does not include water weight or pore (air)space. The dominant soil minerals-quartz, feldspars micas, and clay minerals-

Section 1 Soil air 一、 Composition of soil air Compare soil air with atmosphere(Volume%) Atmosphere

Chapter 9 Soil acid-base and redox reaction 中国土壤酸碱度分布图

本课程是电气学科大类平台的必修课程,适用于电气学科大类的电气工程及其 自动化、水利水电工程两个专业,为学科大类的主要技术基础课程。 理论课程教学为56学时/3.5学分;课程编码为800319采用英文原版教材、 双语授课

Marketing Management: Brief edition 1.2 The Philosophy Marketing and the Marketing Concept The marketing concept is a philosophy. It makes the customer, and the satisfaction of his or her needs, the focal point of all business activities. It is driven by senior managers, passionate about delighting

Part 1 understanding marketing management Part 2 analyzing marketing opportunities Part 3 developing marketing strategies Part 4 making marketing decisions Part 5 managing and delivering marketing programs

一、土的搬运和沉积 The Transportation and Sedimenta of soil 土是岩石风化的产物 To the Civil Engineer soil is any uncemented or weakly cemented accumulation of mineral particles formed by the weathering of rock, the void space between the particles containing water and/or air

2.1 Introduction 2.2 Preparation of Gray Goods 2.3 Singeing 2.4 Desizing 2.5 Scouring(boiling-out)