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20 Cards in this Set
- Front
- Back
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Which greenhouse covering lasts the longest?
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Glass
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Round top greenhouse
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quonset
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Which greenhouse covering is the most popular? Why?
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Polyethelyene. It is cheap
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What is the top of the greenhouse called?
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the ridge
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Which greenhouse covering is the most expensive?
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Glass
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What is a group of greenhouses called?
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a Greenhouse Range
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What are three uses for greenhouses?
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Home & office-enjoyment of plants
University-research Commercial-profit |
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What are the three types of attached greenhouses?
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lean-to
attached even span window mounted |
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What are the 4 types of free-standing greenhouses?
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quonset
uneven span even span gothic arch |
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What factors should be considered when locating a greenhouse?
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market, accessability, climate, topography, utilities, zoning, labor and expansion
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What is the optimum spacing between greenhouses? Why?
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1/2 the width of the greenhouse. To minimize shading.
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Holds window panels
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sash bars
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no truss support, rounded with a ridge
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gothic arch
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Rafters of equal lenght
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Even Span
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supports composed of rafters, chords and struts
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trusses
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What are attached greenhouses used for?
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retail or private spaces.
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What are the four types of greenhouse coverings?
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glass
polycarbonate fiberglass reinforced plastic polyethylene |
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Rafters of unequal lenght
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uneven span
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Structure attached to to a greenhouse used for storage, office space and a work area.
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Head house
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What are the four types of raised bench types?
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wood fabric, welded wire, prefabricated plastic, moveable
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