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2. Row cover - Wikipedia

   en.wikipedia.org/wiki/Row_cover

   Row covers can reduce the drying effect of wind, and can provide a small amount of warming in a similar way to unheated cold frames, greenhouses and polytunnels, creating a microclimate for the plants. The first commercial-scale use of polyethylene row covers in the US was in the 1950s, and by the 1980s their use was widespread. [1]

3. Does Covering Your Plants Before A Deep Freeze Really Help? - AOL

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4. Cold hardening - Wikipedia

   en.wikipedia.org/wiki/Cold_hardening

   The plant starts the adaptation by exposure to cold yet still not freezing temperatures. The process can be divided into three steps. The process can be divided into three steps. First the plant perceives low temperature, then converts the signal to activate or repress expression of appropriate genes .

5. Evaporative cooling chambers - Wikipedia

   en.wikipedia.org/wiki/Evaporative_cooling_chambers

   Evaporative cooling chambers (ECCs), also known as "zero energy cool chambers" (ZECCs), are a type of evaporative cooler, which are simple and inexpensive ways to keep vegetables fresh without the use of electricity. Evaporation of water from a surface removes heat, creating a cooling effect, which can improve vegetable storage shelf life.

6. Cloche (agriculture) - Wikipedia

   en.wikipedia.org/wiki/Cloche_(agriculture)

   The original form of a cloche is a bell-shaped glass cover that is placed over an individual plant; modern cloches are usually made from plastic. The use of cloches is traced back to market gardens in 19th century France , where entire fields of plants would be protected with cloches.

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8. Freezing tolerance - Wikipedia

   en.wikipedia.org/wiki/Freezing_tolerance

   The ability to control intercellular ice formation during freezing is critical to the survival of freeze-tolerant plants. [3] If intracellular ice forms, it could be lethal to the plant when adhesion between cellular membranes and walls occur. The process of freezing tolerance through cold acclimation is a two-stage mechanism: [4]

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