Date: 2013-02-19 12:32:18

Environmental design

Botany

Soil

Deep water culture

Root

Cation-exchange capacity

PH

Passive hydroponics

Hydroponics

Chemistry

Land management

VOLUME 1: INDOOR GARDENING FOUNDATION Where Are Your Roots At? Most soil-less growing media are inert— they do not contain any plant nutrients within themselves. Plants are fed via a

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