4Zhang Y,Yu L,Ao M,et al. Effect of ethanol extract of Lepidium meyenii Walp. on osteoporosis in ovariectomized rat[J]. Journal of ethnopharmacology, 2006, 105 ( 1 ) : 274-279.
5Zheng BL, Kim CH, Wolthoff S, et al. Extract of Lepidium meyenii roots for pharmacctical applications: America, US6267995Bl[P]. 2001-7-31.
6Valentova K, Ulrichova J. Smallanthus sonchifolius and Lepidium meyenii-prospective Andean crops for the prevention of chronic diseases[J]. Biomed Papers, 2003,147(2): 119-130.
7McCollom M M,ViUinski J R,McPhail K L,et al. Analysis of macamides in samples of Maca (Lepidium meyenii ) by HPLC-UV-MS/MS[J]. Phytochemical Analysis, 2005,16 ( 6 ) : 463-469.
8Esparza E, Hadzich A, Kofer W, et al. Bioactive maca (Lepidium meyenii) alkamides are a result of traditional Andean postharvest drying practices[J]. Phytocbemistry, 2015,116 (8) : 138-148.
9Zheng B L,He K,Kim C H,et al. Effect of a lipidic extract from Lepidium meyenii on sexual behavior in mice and rats[J]. Urology, 2000,55 (4) : 598 -602.
10Muhammad I, Zhao J, Dunbar D C, et al. Constituents of Lepidium meyenii ' maca' [J]. Phytochemistry, 2002,59 ( 1 ) : 105- 110.