北京温室香椿囤栽技术（二）中国农科院蔬菜花卉所王德槟北京市农业技术推广站阮雪珠北京市农科院蔬菜中心陶安忠播种方法苗床应施入足量的腐熟过筛有机肥，精细整平（同一般蔬菜育苗）待播。采用撤播者，浇足底水，上好底土后将种子播撤于畦面，随即覆土，厚约１．５厘米... Beijing greenhouse Toona virus storage technology (b) of Chinese Academy of Agricultural Science and Vegetables Flower Wang Depeng Beijing Agricultural Technology Extension Station Ruan Xuezhu Beijing Academy of Agricultural Sciences vegetable center Tao Anzhong sowing seed beds should be applied to a sufficient amount of decomposed organic fertilizer, fine leveling (With the same vegetable nursery) to be broadcast. Withdrawers, pour the foot of water at the end of the soil, after the seeds will be sown in the noodles, then soil cover, about 1.5 cm thick ...