Concept
Hydroponics
Catalogue
- Books
How to grow marijuana hydroponically / by Patrick Daniels ; cover photographed by Douglas Ethridge.
Daniels, PatrickDate: [1976]- Books
Gardening : the rockwool book / by George F. Van Patten.
Van Patten, George F.Date: [1991]- Books
Beginner's guide to hydroponics : soilless gardening / by James Sholto Douglas.
Sholto Douglas, James, 1920-Date: 1976