药用菊花具有清肝名目,散热平肝的功效。2005年以来,河南省汝阳县大力发展药用菊花,如今种植面积已达2.3万亩。近年来因部分种植农户对药用菊花氮、磷、钾肥施肥数量、施肥时期技术掌握不到位,造成肥害、发生烧苗、植株萎蔫等现象以及菊花味道变苦、口感差、效益低。为合理施用氮、磷、钾肥,节约成本,提高产量,增加效益,通过试验研究,探索 Medicinal chrysanthemum has clear liver name, heat Pinggan effect. Since 2005, Henan Province, Ruyang vigorously develop medicinal chrysanthemums, and now planted area has reached 2.3 million mu. In recent years, due to some farmers planting medicinal chrysanthemum nitrogen, phosphorus and potassium fertilizer quantity, fertilizer technology is not in place during the mastery, resulting in fat, burning seedlings occur, the phenomenon of plant wilting and chrysanthemums become bitter, poor taste, low efficiency. In order to rationally apply N, P and K fertilizer, save cost, increase yield and increase benefit, through experimental research, explore