During the investigation of fungi associated with black (sooty) head mold of wheat and barley in different regions of Golestan, Alborz and Qazvin provinces (Iran) in growing seasons of 2014–15, several isolates with typical characteristics of the genus Harzia Costantin were collected. Based on the morphological characteristics, all isolates were identified as H. acremonioides (Harz) Costantin. 

Phytochemical characters were evaluated in a five-year-old lemon balm collection consisting of 15 and 13 subspecies officinalis and altissima accessions, respectively. Stems were lower in essential oil than leaves. First cut leaves (June) gave more oil than those of the second cut (August). Subspecies officinalis plants had leaf oils rich in geranial, neral and citronellal in various proportion...

OBJECTIVE Melissa officinalis (lemon balm) is contemporaneously used as a mild sedative and/or calming agent. Although recent research has demonstrated modulation of mood in keeping with these roles, no studies to date have directly investigated the effects of this herbal medication on laboratory-induced psychological stress. METHODS In this double-blind, placebo-controlled, randomized, balan...

Plant metabolism and productivity is influenced adversely by salinity. Exogenous selenium (Se), applied as sodium selenate in biofortification programmes, has been found effective in alleviating the salt induced damage in plants. The study was conducted in order to determine the effects of exogenous Se supply (10 μM) on the resistance of lemon balm (Melissa officinalis L.) plants to salt stress...