北京市农业技术推广站通过对普通日光温室结构进行改造,将蔬菜树式栽培、无土栽培、盆景蔬菜造型栽培、嫁接、品种选择、播期调整、花色搭配等栽培技术有机结合,收集茄果类、叶菜类、水生蔬菜、药用蔬菜等品种209个,建成了春意昂然踏青园、姹紫嫣红瓜果园、金秋十月赏菊园、寒冬保健药菜园为主题的“四季园”观光区,拓展了普通日光温室种植蔬菜的功能,提升了观光农业的内涵。 Beijing Agricultural Technology Extension Station through the transformation of the general structure of solar greenhouse, the vegetable tree cultivation, soilless culture, bonsai vegetables modeling cultivation, grafting, variety selection, sowing date, color and other cultivation techniques combined with the collection of solanum 209 kinds of leafy vegetables, aquatic vegetables, medicinal vegetables and other varieties, and built the Spring Impression Campground, Plum Blossoms orchards, golden autumn October Ju Juyuan, winter health care garden as the theme of the Area, expand the function of vegetables grown in ordinary greenhouse, enhance the connotation of sightseeing agriculture.