HYDROPONIC QUESTIONS & ANSWERS Hydroponic Questions & Answers
HYDROPONIC QUESTIONS & ANSWERS
The purpose of this book is to review many questions associated with hydroponic culture and to offer useful suggestions. The questions related to hydroponic systems, plant varieties, plant nutrition, plant culture, plant disease and pest management, environmental factors, optimum ranges, production and marketin... ...more.
GARDENING INDOORS W ROCKWOOL
Gardening Indoors With Rockwool
GARDENING INDOORS WITH ROCKWOOL (78/CS)
This book is packed with all new and revised facts and figures on rockwool, the most popular hydroponic growing medium. It also has detailed instructions showing you how to control pH and electrical conductivity and how to set up a rockwool hydroponic garden. Coupled with a few simple techniques, rock... ...more.