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| Research Progresses in Application of Artificial Supplement Light Source in Greenhouse Vegetable Production |
| XIE Jing，LIU Hou-cheng*，SONG Shi-wei，SUN Guang-wen，CHEN Ri-yuan |
| Institute of Protected Horticulture，South China Agricultural University，Guangzhou 510642，Guangdong，China |
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Abstract In recent years，in order to overcome the light deficiency in greenhouse，supplemental lighting is used to improve illumination condition in greenhouse．This paper expounds the research progresses in application of artificial supplement light source in greenhouse vegetable production，including the characteristics of artificial lighting（traditional artificial light and LED light source）and its application in greenhouse vegetable production. It also wraps up the effect of light quality on vegetable growth，development and quality．The paper lays its emphasis on introducing the progress made in interlighting application in greenhouse vegetable production，and prospects the application of LED light and interlighting in greenhouse vegetable cultivation.
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Received: 27 June 2011
Published: 20 October 2011
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