Hydroponic Culture for the Tropics -Opportunities and Alternatives

Hydroponic Culture for the Tropics -Opportunities and Alternatives

Merle H. Jensen
Department of Plant Sciences
University of Arizona
Tucson, Arizona 85721, U.S.A.

Hydroponics is perhaps the most intensive method of crop production in today’s agricultural industry. It uses advanced technology, is highly productive, and is often capital-intensive. Since regulating the aerial and root environment is a major concern in such agricultural systems, production takes place inside enclosures that give control of air and root temperature, light, water, plant nutrition and protect against adverse climatic conditions. While most greenhouse horticultural crops are grown in soil, the last 12 years has produced an avalanche of reports in hydroponics.

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