PIRZAD, Alireza, Mohammad Reza SHAKIBA, Saeed ZEHTAB-SALMASI, Seyed Abolghasem MOHAMMADI, Reza DARVISHZADEH, and Abbas HASSANI. 2010. “Phenology of German Chamomile and Its Changes under Different Irrigation Regimes and Plant Densities”. Notulae Scientia Biologicae 2 (1):43-48. https://doi.org/10.15835/nsb213616.