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Whatever you are looking for in Science, Agriculture, Horticulture, Hydroponics, you can probably find it here. Actidir offers a large collection of annotated links to Science, Agriculture, Horticulture, Hydroponics sites organized by category. Browse thousands of web sites that are more focused on one particular aspect of Science, Agriculture, Horticulture, Hydroponics with just the click of your mouse.

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» Antarctica Hydroponics - Information on how many varieties of fresh fruit and vegetables are being grown under glass on this continent.

http://www.usu.edu/cpl/research_hydroponics.htm

» Crop Physiology Laboratory - Hydroponics - Excellent source of information for recirculating hydroponics methodology from Utah State University.

» The Growing Edge - A bimonthly magazine dedicated to hydroponics, aquaponics, and greenhouse growing. Provides a wealth of free information for soilless growers.

http://www.ag.arizona.edu/hydroponictomatoes/

» Growing Hydroponic Tomatoes - Interactive web site from the University of Arizona provides practical, accurate information on growing hydroponic tomatoes for students, hobbyists, and beginning growers.

http://www.emcarthur.com/shrpduck/resource/0003_HistoryOfHydroponics.htm

» History of Hydroponics - Gary V. Deutschmann covers the history and future of hydroponic gardening.

http://www.ext.vt.edu/pubs/envirohort/426-084/426-084.html

» Home Hydroponics - An excellent introduction to the hydroponic methodology from the Virginia Cooperative Extension.

http://www.cornellcea.com/Lettuce_Handbook/introduction.htm

» Hydroponic Lettuce Production - Details of setting up and running a lettuce production facility using Controlled Environment Agriculture techniques. Illustrated with descriptive photos. Cornell University.

http://www.ag.uiuc.edu/~vista/html_pubs/hydro/hydrotoc.html

» Hydroponics as a Hobby - A circular from the Extension at University of Illinois at Urbana-Champaign, offers a basic history and guide to hobby hydroponics.

http://www.hydroponicsonline.com/lessons/table-of-contents.htm

» Hydroponics Online School - Provides a course on hydroponic cultivation.

» Hydroponics Project - Photographic presentation of hydroponics project at Colorado State University.

» Hydroponics Resource for Inexpensive Startups - Secrets for starting hydroponic businesses. Includes information about hydroponic nutrients, maintenance, production, greenhouses, and marketing.

» Hydroponics Systems - An informational site which tells you about various different types of hydroponics systems.

» Institute for Simplified Hydroponics - Dedicated to supporting efforts to use simplified hydroponics to reduce global hunger and poverty. Offers classes and activities to support the education of simplified hydroponics, especially in developing nations.

http://www.cornellcea.com/Spinach_Handbook/sp_introduction.htm

» Production of CEA-grown Hydroponic Spinach - Publication by the Controlled Environment Agricultural (CEA) Program of the College of Agriculture and Life Sciences at Cornell University. An electronic handbook for the production of CEA hydroponic spinach.

http://www.schundler.com/hydroculture.htm

» Role of Perlite in Hydroponic Culture - A research report issued by the Perlite Institute, Inc. by Dr. David A. Hall, Principal of the Pershore College of Horiculture in the United Kingdom

» Vitaran HC - Software for calculating nutrition formulations in hydroponic applications. Both site and software in Spanish and English.

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