Total Alkaloids in Maca (Lepidium meyenii) Cultivated in Yunnan
GAN Jin，FENG Ying*，HE Zhao，XU Long-feng，ZHANG Hong，CHEN Xiao-ming
FOOD SCIENCE . 2010, (24): 415 -419 .  DOI: 10.7506/spkx1002-6630-201024090