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Nova Scotia Nutrient Management Manual
Covers topics such as - Basic Soil Fertility Concepts, Macronutrients, Testing for Nutrients, Manure as a Nutrient Source, Commercial Fertilizers, Legumes and developing a NM Plan
http://www.nutrientmanagement.ca/
Soil Science
Publishes primary research reports and critical reviews of basic and applied soil science. Fully searchable abstracts from past and current volumes plus one full text article per issue. Manuscript preparation and submission instructions. Advertising rates and subscription information.
http://www.soilsci.com/
The Pedosphere and Its Dynamics: A Systems Approach to Soil Science
Online reference book. It explains aspects of soil science e.g. function of soil, soil profiles, soil texture, soil formation, organic matter and the interactions between soil and the air and water.
http://www.pedosphere.com/