For open system: Irrigation control: automatic or manual, irrigation frequency; pH control: equipment, technique, frequency ... acid, alkali used, actual results for feed, medium, and run-off - average, range, and extremes; EC control: equipment , anbsp;...
Title | : | Proceedings of the 8th International Congress on Soilless Culture, Hunter's Rest, South Africa, 2-9 October 1992 |
Author | : | International Society for Soilless Culture |
Publisher | : | - 1993 |
You must register with us as either a Registered User before you can Download this Book. You'll be greeted by a simple sign-up page.
Once you have finished the sign-up process, you will be redirected to your download Book page.
How it works: