Understanding

By George Sullivan

Defines hydroponics, discusses its history and uses, and includes suggestions for hydroponics at home. This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 0723260362
• ISBN13: 9780723260363
• Release Date: January 1976
• Publisher: Frederick Warne and Company
• Length: 96 Pages
• Weight: 0.80 lbs.
• Age Range: 10 years and up
• Grade Range: Grade 5 and higher