英国农业周刊报道,荷兰的一项研究证明,LED补光照明使草莓质量和收成大大增加。不过,关于该补光设施的细节及实验过程,该文章一字未提,如何衡量草莓的质量部分,仅提到定性的一些感受,如草莓酸性增加,VC含量增加。但提供的数据非常有限。
关于实验设计的可靠性和可重复性,参数数据采集的科学性,我们期待有更多的研究成果予以发表,以指导产业的科学良性的发展。
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LED lighting improves strawberry quality and yield, say Wageningen researchers
6 January 2015, by Gavin McEwan, Be the first to comment
Strawberries grown using supplemental LED lighting in autumn are tastier, yield higher and have more vitamin C, Dutch researchers have found.
Five different strawberry varieties were planted in the glasshouses of Wageningen UR's Innovation & Demonstration Centre, Bleiswijk, on 20 August.
Researchers applied different lighting systems: LED lights just above the plants (leaf lighting), LEDs lower down (fruit lighting), and at the top of the greenhouse (top light).
They found that strawberries grown under leaf and fruit lighting were rated were sweeter, more aromatic and "fruitier", while refraction and acidity increased, along with vitamin C content.
Production also increased by around 15 per cent by the end of November.
Further trials are planned this spring.