How is soil made?
By: Heather L. Montgomery
Series: Everybody digs soil; Everybody digs soil
Publisher: Crabtree Pub. Co.
Published: 2010
Place of publication: St. Catharines, Ont; New York
Language: eng
Number of pages: 32
ISBN-13: 9780778754015; 9780778754145
Notes: Includes index.
Table of contents: title: What is soil?; title: All about humus; title: Nutrients in soil; title: Nutrient cycles; title: Water for life; title: Fresh air for life; title: Weathering rock; title: Break it down; title: Carried away; title: Dumped on the land; title: Soil and climate; title: Soil takes it's time; title: Soil conservation.