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This 35-page manual by Dr. Elaine Ingham and Dr. Carole Ann Rollins describes how to qualitatively a..
$30.95
Created by Dr. Elaine Ingham and Dr. Carole Ann Rollins. THE MICROBE POSTER (17.25 by 39 inches) sho..
$30.95
Compiled by Foothill Hydroponics. This book contains 4 chapters and a total of 110 pages of informat..
$14.95
Plant Nutrient Facts for Hydroponics & How To Make Your Own Fully Formed Plant Nutrient This book i..
$24.95
About Teaming with Nutrients... Just as he demystified the soil food web in his groundbreaking book..
$24.95
Teaming with Microbes: A Gardener's Guide to the Soil Food Web By Jeff Lowenfels & Wayne Lewis Sma..
$24.95
The Best of Growing Edge, Vol.1of 3 by Various Vol.1 146 pages.A compilation of articles from The Gr..
$24.95
The Best of Growing Edge, Vol.2 of 3 by Various Vol.2,297 pages.A compilation of articles from The G..
$24.95
The Field Guide I for Actively Aerated Compost Tea This is a reference book about organic growing, ..
$30.95
The Field Guide II for Actively Aerated Compost Tea This is a reference book about organic growing,..
$42.95
In The LED Grow Book, Christopher Sloper shares insights gained from years of researching and growin..
$14.95
Which are the most reliable varieties for a bumper crop? What does it mean when the leaves curl? Wil..
$18.00
As a follow up to her successful introductory book, Gloria Samperio Ruiz has written this more encom..
$25.95