thegenus achillea is one of the most important medicinal plants in the asteraceae family. nineteen species of this genus have been described in the flora iranica, of which achillea aucheri boiss is an endemic species to iran. given the effect of geographic location on the quality and yield of essential oil, we performed an investigation to determine oil contents of a. aucheri growing at differe...

background & aim: achillea filipendulina is one of the most important species of the family asteraceae and, it considered as one of the most valuable medicinal and ornamental plants. environmental factors affected on quality and quantity of the essential oil of medicinal and aromatic plants. so, selecting of appropriate season for harvesting can lead to increase quality and quantity yield. ...

to study the effects of drought stress and foliar application with salicylic acid on yield andit’s components and percentage of essential oil of nigella sativa l., a field experiment was conducted as split plot based on randomized complete block design with three replications at research farm of shahid bahonar university of kerman during growing season of 2013- 2014. the main factor was drought...

to study the effect of drought stress during using organic and chemical fertilizers on morphological, agronomic traits and the essential oil of coriander, a field experiment was conducted as split plot based on randomized complete block design in three replications at agricultural research station, college of agriculture, university of torbat heydarieh, iran during growing season of 2010-2011. ...

Increasing attention is being paid to use of organic fertilizers such as manure and vermicompost which can increased yield and protect the environment. Replacing chemical fertilizers with manures has the benefit of low production cost and imparts beneficial effects on soil. Then an experiment was conducted during 2013 to measure effects of organic fertilizers on essential oil of dill (Anethum g...

background & aim: ziziphora l. genus belongs to the lamiaceae family, which has important medicinal and aromatic plant species. in current study, essential oil chemical compositions of two ziziphora l. species (z. tenuior l. and z. clinopodioides lam.) were investigated. experimental: the flowering branches of z. tenuior and z. clinopodioides were collected in spring and summer 2011. the ae...

Evaluation of essential oil yield, morphological and phenological traits of seven populations of twoChamomilespecies )Matricaria aurea and M. recutita), were carried out using Randomized Completely Blocks Design (RCBD) in three replications in Alborz research station in Karaj, Iran during 2011-2012. Data were collected for 12 morphological and phenological traits. Analysis of variance showed si...

objective: in order to study the effect of solopotasse fertilizer on yield and essential oil of cumin medicinal plant. methods: a experiment in randomized complete block design with three replications conducted in kermam city, iran, in 2013. solopotasse fertilizer in four levels (0, 50, 100 and 150 kg/h) investigated. plant height, number of umbrella per plant, number of seed per umbrella, 1000...

This research was carried out to assess the effect of drought stress on head branch dry weight, photosynthesis, essential oil yield and radical scavenging of rosemary (Rosmarinus officinalis L.) in Islamic Azad University, Shoushtar branch, Iran during 2010-2011.The experiments were carried out using complete randomized block design with four replications and drought stress levels included cont...