Soil Biological Fertility
What are soil organisms, how do they help soil fertility?
Soils are alive! A variety of soil organisms live in the soil. These include bacteria, fungi, microarthropods, nematodes, earthworms and insects.
Soil Chemical Fertility
Which elements are essential for plant health and which may be toxic to plants?
Soil chemistry is concerned with the availability of elements for plant uptake as well as the presence in soil of elements and chemical compounds that might be present at levels that are detrimental to plants and soil organisms.
Soil Physical Fertility
How do soil physical properties affect water movement and nutrient uptake through the plant roots?
Physical properties and processes of soil affect soil fertility by altering water movement through soil, root penetration of soil and waterlogging.
Soils are Alive
The complete soil health reference for farmers, consultants and researchers
An online book for anyone interested in the living aspects of soils
especially land managers, gardeners and students
by Professor Lyn Abbott
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