Haj Seyed Hadi, Mohamad reza, Darzi, Mohamad taghi, Riazi, GHolam hosein, Ghandehari Alavijeh, Zohreh. “Effects of Amino acid spraying and vermicompost application on some morphological traits and flower yield of Chamomile.” New Finding in Agriculture, vol. 5, no. 18, 2011, pp. 147-158.