Volume & Issue: Volume 12, Issue 4, January 2015 
The Evaluation Allelopathic Effects of Iranian Rice (Qryza Sativa L.)Cultivars on Growth Factors of Barnyard Grass (Echinochloa Cruss –Galli L.)

Kamal Sadat Asilan; Seyed Ali Mohammad ModarresSanavy; Saeed Ghahary; Mehrdad Moradi Ghahderijan; Mahdi Panahi


Monitoring of Heavy Metals in the Ambient Air of Tehran

Alireza Noorpoor; Golamreza Nabi Bidhendi; Arash Sadri Jahanshahi


Original Articles

Identification of Mycorrhiza and Effect on the Growth Parameters Potato

Sahar Rostami Hir; Hossein Riahi; Sima Zanganeh