%0 Conference Proceedings %T Effect of organic manure and nitrogen fertilizer cattele on yield, essence and extract of black cumin (nigella sativa L.) %A Shoor, Mahmoud %A N. Khalesi %A M. S. Kazemi %A Khoshnood Yazdi, Asghar %J International Medicinal and Aromatic Plants Symposium 2010 %D 2010