In collaboration with Scientific Association of Iranian Medicinal Plants

Document Type : Research Paper

Authors

1 M.Sc. Student, Department of Horticulture Science, Shahrekord University, Shahrekord, Iran

2 Department of Horticulture Science, Shahrekord University, Shahrekord, Iran

3 Agriculture Department of Zardband Pharmaceuticals Company

4 M.Sc. Graduate Student. Department of Horticulture Science, Shahrekord University, Shahrekord, Iran

Abstract

Mullein (Verbascum phlomoides L.) is a valuable medicinal plant belonging to the Scrophulariacea. In this study, the yield and active substances of flowers in Shahrekord and Sepidan regions were investigated. The experiment was based on a completely randomized design with four replications. Seeds were sown in autumn. Flowers were collected at full flowering stage for evaluation of yield and active substances. Total phenols, total anthocyanin, mucilage, total flavonoids and antioxidant activity were measured using Folin-ciocalteau, different pH, hot extraction, colorimetric aluminum, and DPPH methods, respectively. Shahrekord region had the highest flower yield (652.5 kg/h), total flavonoid (3.53 mg rutin/g dw), total anthocyanin (1.35 mg/ml) and antioxidant activity (117.42), showing significant difference with Sepidan region (P<0.05). The highest mucilage content (2.34%) was observed from Sepidan region. The results of the present study showed that climatic factors affected the yield and quality of active substances of Mullein.

Keywords

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