A comparison of dormancy and germination of seeds betweenan endangered species, Changium smyrnioides, and a non-endangered species, Anthriscus sylvestris
YIN XianWei, CHANG Jie, GE Ying, GUAN BaoHua, FAN MeiYing, QIU YingXiong
Biodiv Sci . 2002, (4): 425 -430 .  DOI: 10.17520/biods.2002058