农谚道“春争日,夏争时,冬季生产争光照”。光照运用与调节是增加日光温室的光强,延长光照时间。对蔬菜生产有着重要作用。在实际生产中,采取以下方法,多争取光强和光照,获得了较理想的效果。 Agricultural proverb said: “Spring strives for glory, competition for winter wins in winter.” Light use and regulation is to increase the light intensity of the greenhouse, to extend the light time. Vegetable production has an important role. In the actual production, take the following methods, and strive for more light and light, obtained a more satisfactory results.