| Varietion of sunlight intensity in greenhouse in northwest China |
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| DOI：10.7606/j.issn.1000-8601.2005.04.46 |
| Key Words: solar greenhouse sunlight intensity |
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| Abstract: |
| This paper analyzes the varietion rules of sunlight intensity in different positions inside greenhouses, with film covering and no covering, at inner part and out part. It also investigates the reasons of these varietions and their effects to the growth of crops, and advances the measures to improve sunlight condition and to raise yield and quality of crops in greenhouses in northwest China. |