Fundamentals of Soil Science

Fundamentals of Soil Science

This note describes the following topics: Soil Forming Processes, Aerial Photography, Soil Classification and Land Capability Classification, Soil Physical Properties, Soil Structure and Consistency, Densities of Soil, Porosity and Soil Color, Soil Air and Temperature, Soil Water, Soil Colloids, Ion Exchange, Soil pH and Nutrient Availability, Soil Organic Matter, Soil Environmental Quality and Quality of Irrigation Water .

Author(s): Dr. D. Tripathi, Dr. S. Mani and Sh. Mohinder Singh

133 Pages

The Formation of Vegetable Mould Through the Action of Worms

This note explains the following topics: Habits Of Worms, The Amount Of Fine Earth Brought Up By Worms To The Surface, The Part Which Worms Have Played In The Burial Of Ancient Buildings, The Action Of Worms In The Denudation Of The Land, The Denudation Of The Land.

Author(s): Charles Darwin

NA Pages

Soil Nutrient Management

The purpose of this web resource is to provide fundamental concepts for managing nutrients in tropical soils and container crop production. Topics covered includes: Soil composition, Soil profile Factors that cause differences in soil behavior and performance, Goals of Modern Nutrient Management, Soil-Nutrient Relationships, Soil Acidity and Liming, Essential Nutrients, Soil Fertility Evaluation, Fertilizer Material, Fertilizer Placement.

Author(s): The University of Hawai

NA Pages

Soil Science Introduction

This note covers the following topics: Soil Physical Properties, Soil-water potential- concepts and measurement, Saturated water flow, Water flow in unsaturated soils, Field soil water regime, Solute movement, Gas flow, Heat transfer, Spatial and temporal variability of soil physical properties.

Author(s): UC Davis

NA Pages