自控恒温快速育苗室,用红砖1,500块,石棉瓦4张,购置电器设备,花钱不超过150元.一次育苗可供30～40亩菜地用苗,分期分批育苗(3～5天一批),可供应3～4个生产队的菜苗.育苗室建在蔬菜温室内,在距温室门坎2米远处,砌一栋2米见方的无窗小屋,门开在北面,砖墙高2米,上盖石棉瓦.室内装置用螺纹钢 Self-controlled constant temperature fast nursery room, with red brick 1,500, asbestos 4, purchase of electrical equipment, spend less than 150. A nursery for 30 to 40 acres of vegetable seedlings, nursery stock in batches (3 to 5 days A group), can supply 3 to 4 production team of vegetable seedlings. Nursery room built in the vegetable greenhouse, at a distance of 2 meters from the greenhouse threshold, build a 2 meters square windowless cottage, the door opened in the north, the brick wall 2 meters high, covered with asbestos tile. Rebar for indoor installations