@article{paperid:1021208,
author = {Karimian, Zahra and Azizi, Majid and Noori, Samira},
title = {Seed Germination and Dormancy Breaking Techniques in Echinacea purpurea L},
journal = {Journal of Biological and Environmental Sciences},
year = {2011},
volume = {5},
number = {13},
month = {January},
issn = {1307-9530},
pages = {7--10},
			numpages = {3},
keywords = {Chilling; Echinacea purpurea; GA; KNO3; Seed germination; Seed dormancy},
}