@inproceedings{paperid:1016521, author = {Shoor, Mahmoud and N. Khalesi and M. S. Kazemi and Khoshnood Yazdi, Asghar}, title = {Effect of organic manure and nitrogen fertilizer cattele on yield, essence and extract of black cumin (nigella sativa L.)}, booktitle = {International Medicinal and Aromatic Plants Symposium 2010}, year = {2010}, location = {شیراز, IRAN}, keywords = {organic manure; nitrogen fertilizer; essence; extract; black cumin (nigella sativa L.)}, }