Imitative ecological plant-growth supplementary lighting LED light source
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- GUANGZHOU ZHENGNONG LIGHTING TECH CO LTD
- Publication Date
- 2012-10-03
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to a light source for plant growth, in particular to an ecologically imitative LED light source for plant growth, which belongs to the technical field of agricultural lighting. The light source can emit blue-violet light (380-480nm) that matches the spectrum of plant photosynthesis And red-orange light (620-680nm), specifically refers to a light source used in ecologically imitative LED plant growth lights for promoting plant growth, improving crop yield and quality. Background technique
[0002] With the continuous increase of population and the continuous reduction of effective arable land, the human food crisis will continue to intensify. In recent years, due to excessive use of chemical fertilizers, land salinization, and global warming, the growth rate of crop production has slowed down year by year, and crop production has basically reached the upper limit, which can no longer meet the needs of population growth. [000...