Beginning hydroponics : soilless gardening : a beginner's guide to growing vegetables, house plants, flowers, and herbs without soil /
Hydroponics
by Richard E. Nicholls.
- Updated with new sources.
- Philadelphia, Pa. : Running Press, c1990.
- 127 p. : ill ; 26 cm.
Includes bibliographical references (p. 114-121) and index.
Guide to growing plants without soil, covering the science of hydroponics, methods, plant selection, and how to prevent and treat problems.