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北京市海淀区农科所承担的“改良型日光温室推广与研究”项目通过验收。该所经过两年的努力,研究设计出大、中、小三种基本结构温室,采用钢砖结构或竹木土墙结构均可。这种温室与高效节能温室比较具有六大优点:节省建材;合理设计土墙厚度,不因取土破坏或占
Haidian District, Beijing Institute of Agricultural Sciences commitment “improved greenhouse promotion and research” project passed the acceptance. After two years of hard work, the research has designed three basic structures of large, medium and small greenhouses using either steel brick structure or bamboo-wood wall structure. This greenhouse and energy-efficient greenhouse compared with six major advantages: save building materials; reasonable design of soil wall thickness, not because of soil damage or account for