soil biology

Explains what soil is made of and describes its uses, such as drainage, farming, composting, and building.

Describes different types of soils, their composition, where they are found, and the plants and animals that live in and on them.

Teaches readers why plants need soil.

Offers a natural history of the subterranean world, profiling the different species who live there and the scientists who research them.

Presents a children's book for early readers that describes soil, what soil looks like and what it is made of, things that live in the soil, and the flowers and food that grows in the soil.

A discussion of soil including its composition, care, role as a home for insects and animals, and as a way of feeding the world.

A simple presentation of information about soil, including its composition, properties, and some of its uses.

Describes what happens in a compost pile and how creatures, from bacteria and mites to millipedes and earthworms, aid in the process of turning compost into humus.

Describes briefly the characteristics of the various animals that live underneath the soil.