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SOIL
Acidity and Agr. Lime - Penn State
Alternative Soil Testing Laboratories
Atlas of Rocks, Minerals, and Textures  
Basics of Soil-Water Relationships - Part I

Building Healthy Soil - Virginia

Cover Crops - Penn State
Cover Crops for Summer - NC State
Crop Nutrient Tool - USDA

Entering Underground

Erosion in Your Own Backyard? - Virginia

Estimating Moisture Content of Soil - Virginia

Guide to Soil - Nebraska

Improving Lawn and Landscape Soils - Missouri

International Erosion Control Association

Managing Compacted And Heavy Soils - Virginia

National Association of Conservation Districts
National Soil Survey Center
Natural Resources Cons. Service - USDA
Nontraditional Soil Amendments - Penn State
Organic Matter in Soil - USDA
pH and Landscape Plants - Florida

pH Ranges for Select Plants - NC State

Plant Nutrients and Fertilizers - Florida

Reducing Erosion and Runoff - Virginia

Soil - Water Relationships

Soil and Water Conservation Society

Soil Erosion - NC State

Soil Life - NC State

Soil Preparation - Texas

Soil Basics - Penn State
Soil Management - Penn State
Soil Organic Amendments - Colorado
Soil Quality - Florida
Soil Science Terms
Soil Texture - Florida
Soils and Plant Nutrition - Florida
FERTILIZER
Calibrate Your Fertilizer Spreader - Florida

Calibrating Your Lawn Spreader - Virginia

Convenience Fertilizers - Virginia

Effects of Organic and Chemical - Virginia

Factors Affecting Fertilizer Uptake - Virginia

Fertilizer Choices - Virginia

Fertilizer Quiz

Fertilizer Recommendations Water Quality- NC State

Fertilizer - Virginia

Fertilizers in the Vegetable Garden - Virginia

Fertilizing the Vegetable Garden - Virginia

Fertilizing Trees and Shrubs - Virginia

Frequently Asked Questions - Clemson

Frequently Asked Questions - NCDA

Lawn and Garden Fertilizers and the Environment - Kansas

Manganese Deficiency - Michigan
Mineral Deficiencies in Plants

NCDA Soil Testing Service

Nitrogen in the Landscape - NC State

Organic Fertilizers - Virginia

Phosphorus Fertilizers - Minnesota

Preventing Pollution: Fertilizers - Minnesota

Slow-Release Fertilizers - Virginia

 
Also See
Organic Gardening
Water Quality



Consumer Horticulture | Plant Factsheets | Hort on the Internet | Site Index

For comments, problems with links or suggestions for additional links:
e-mail Erv Evans, Consumer Horticulturist, NC State University

Updated: Summer 2008

© Erv Evans • All Rights Reserved

Disclaimer : While the majority of the links are to materials created by extension specialists at land grant universities and is believed to be accurate, some of the recommendations may not be appropriate for your local growing condition.