There are abundant forage resources in southwest China, among which the wild Roegneria kamoji  Ohwi widely distributed, especially Sichuan and Chongqing province. Aim to figure out genetic structure of R.  Ohwi in these places, providing theoretical basis for germplasm collection, utilization breeding, also exploring diversity  Ohwi. In this experiment, 80 Ohwi from Cho...

Objective: To evaluate the effect of an educational campaign for reducing the breeding places of Aedes aegypti, the principal vector of dengue; and to compare its effects with the ones obtained by spraying of malathion at ultralow volume. Design: Randomised community trial. Setting: Colima city, in the State of Colima, Mexico. Participants: Householders of 187 houses, randomly selected from the...

challenging global public health, ranging from self-limiting dengue fever to more severe life-threatening form termed as dengue hemorrhagic fever. In the last 50 yr, its worldwide incidence increased by 30 fold and it was estimated that 1/3 to 1/2 of the world’s population is at risk of becoming infected. Currently, epidemic dengue hemorrhagic fever is a leading cause of hospitalization and dea...