We present a new record to the Brazilian territory (i.e.Tradescantia boliviana), the rediscovery of a species exclusively known from the cultivated type collection opacarophile définition (i.e.T.valida), the description of a new taxon (i.e.T.chrysophylla), synonyms for T.crassula grace in la cactus jeans and T.boliviana, correct the typification o
An ideal waverider has an infinite sharp leading edge, which causes difficulty for manufacture and aerothermal protection.Therefore, the leading edge of the biodegradable latex balloons waverider must be blunted.For this purpose, a parametric method for blunting the leading edge of the waverider is proposed here, which can fulfill the goals of sett
Background Chemical mutagenesis has been successfully used for increasing genetic diversity in crop plants.More than 800 novel mutant types of rice (Oryza sativa L.) have been developed through the successful application of numerous mutagenic agents.Among a wide variety of chemical mutagens, ethyl-methane-sulfonate (EMS) is the alkylating agent tha