@inproceedings{paperid:1060520, author = {Moghaddam, Mohammad}, title = {Effect of bentonite and fertilizer timeon growth, developmentin spanish (Spinacia olearace L.)}, booktitle = {Global conference on new approaches in agriculture and environment with the focus on sustainable development and safe production}, year = {2016}, location = {شیراز, IRAN}, keywords = {Leafy vegetable; nitrogen fertilizer}, }