@inproceedings{paperid:1005536, author = {Khorramdel, Surur and Koocheki, Alireza and Nassiri Mahallati, Mehdi and Ghorbani, Reza}, title = {The effects of nitrogen and phosphorous biological fertilizers on the growth indices of black cumin (Nigella sativa L.)}, booktitle = {Phytopharm 2008 12th International Congress}, year = {2008}, location = {St-Petersburg}, keywords = {Medicinal plants}, }