Compiled by Foothill Hydroponics, this book contains 4 chapters and a total of 100 pages of information.
Chapter 1 (73 pages) deals with species and requirements for each.
Chapter 2 (6 pages) is hydroponics growth media and the pros and cons of each type.
Chapter 3 (8 pages) focuses on plant nutrition and hydroponics solutions.
Chapter 4 (13 pages) offers information on irrigation and hydroponics systems.
6 pages at the end have a section for taking notes.
This is a great reference for experienced gardeners and a must have for anyone who wants information about hydroponic orchid culture.