the present study was carried out to investigate micropropagation possibility and determine the optimal medium composition and plant growth regulators (pgrs) combinations under in vitro conditions. the cotyledon and epicotyl explants obtained from 1 month old in vitro grown seedlings were used in ms medium containing ba (0.1, 0.2, 0.5, 1, 2 and 3 mg-1) and tdz (0.1, 0.2, 0.5, 1, 2 and 3 mg-1) e...

background & aim: dracocephalum genus belongs to the lamiaceae family which has eight species in iran. dracocephalum kotschyi boiss is an important medicinal and aromatic plant that use in pharmaceutical industry. in addition, this species is used in iranian traditional medicine. the aim of current study was to examine the various growth regulations and explants on direct organogenesis of d...

The naturally occurring allilochemics play a promising role in insect control by deterring insect feeding by their effects as insect growth regulators, as antihormones or as insecticides. Effect of Tephrosia purpurea extracts on reproductive ability i.e. fecundity was reduced at more than 40.08 %. There is reduction in hatching percentage also. It may be due to reduced juvenile hormone titre wh...