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Old February 1, 2018   #110
Nan_PA_6b
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Join Date: Dec 2016
Location: Pittsburgh, PA
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"Radiation cooling occurs very little when skies are cloudy."

Well, then I'm safe. Pittsburgh is pretty cloudy, especially in winter.

But this phenomenon seems to negate the advantage of having a high tunnel, which is to protect the plants within from cold. Ya can't win.

Nan
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