| http://www.w3.org/ns/prov#value | - Charles D. Neal's Build Your Own Greenhouse (available in hard cover from your local bookstore or MOTHER'S Bookshelf for 59.95) is an excellent guide for do-it-yourselfers or you can choose from any one of the many inexpensive prefabricated models available on the market, such as the portable, add-on modular units offered by Solar Flexus Greenhouses, P.O. Box 306, Wellington, Connecticut 50549.His
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