Study on the Law of Assimilating Fertilizer of Three-year-old Panax notoginseng (Burk.)F.H.Chen

Objective Master the law of assimilating fertilizer of N,P,K in three-year-old Panax notoginseng(Burk.)F.H.Chen.Meth- ods The field experiment and indoor detection,was setting field experiment of different fertilizers applying quantity,using determina- tion nutrient contents in plant by sampled at fixed.Results There is certain effect of fertilizers applying quantity on nutrient uptake in plants and yield and quality.Conclusion The peak nutrient uptake in plants is in the June and November,better fertilizers applying quantity is purity N450 kg/hm~2、P_2O_5 337.5kg/hm~2、K_2O 900 kg/hm~2.with good quality and proper yield.