MG05530084
ADVANCES IN SCIENCE & TECHNOLOGY: AGRICULTURE - AGRICULTURAL ENGINEERING ADVANCES 2
"Everlasting Flowers" - new techniques extend the range of flowers; "Tasty Hydroponics" - planting without soil techniques that can be adapted to suit virtually any plant and climate; "Polymers for Plants" - film-forming polymers help prevent crop disease, are biodegradable, and harmless to plants and humans; "Slugs" - a lightweight roller offers an environmentally safe approach to keeping slugs away from plants; "Saltwater Greenhouse" - an inside-out greenhouse that supplies fresh water, distilled from nearby sea water; "H2O Dynamo" - a water current turbine provides a reliable, pollution-free method of irrigating crops; "Pump Up the Volume" - an economical and ecologically-sound, steam-powered pump for getting water from a spring
DVD
Intermediate, Junior High, Senior High, College, Adult
30 minutes
2004
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