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Benson Institute-Adaption from Noel Velasco's teaching Manual on procedures for building an underground greenhouse, called a Pankar-huyu. Benson provides a lot
of great information not just on the Pankar-huyu but the Walipini , another underground greenhouse used for year around vegetable production. Study their site as they cover both subjects extensively.
Canada's first legal marijuana farm- lies in copper mines-Northern Manitoba mine now produces legal mary jane. Wired News, Eden in a Mineshaft
Environmental Growth Chamber-These plant
chambers can utilize sulfur lamp lighting. For those who must meet exacting standards
History of Greenhouses-From the Romans to the present man has been searching for a way to keep plants alive even in the winter months. 1, 2, 3, 4, 5
In a wild garden-Neat article worth reading by Tom Bender.
Indoor Gardening-Why do
some people grow plants indoors and others grow nothing? A step towards understanding.
Mother Earth-Speak of greenhouses. How about an earth sheltered one?
Prairie Plant Systems-Biosecure underground growth chambers-in Manitoba and also in White Pine Michigan. Article from NPR
Solar Cold Climate Greeenhouses-No heating yet able to grow tomatoes when outside its -40. All natural. Wisconsin.
The Solar Greenhouse-experiments with trenches to extend the growing season. Tibet.
Solar Power your garden dome-Might be of interest to pit greenhouse designers.
Underground Garden-HGTV provides information on this famous underground garden in California.
University of Massachusetts-Biology Department-Interesting article on the need for underground/pit greenhouses..
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