In Lianghuai area of China, due to the influence of the large buried depth of the mine and the complicated roof conditions, when gob-side entry is retained, the roof deformation of the gob-side entry retaining is large, the coal side is easily extruded and the floor heave is serious.In order to solve this problem, taking the 360804 fully mechanized
Gorgonian corals possess many novel natural products that could potentially mediate coral-bacterial interactions.Since many bacteria use quorum sensing (QS) signals to facilitate colonization of host organisms, regulation of prokaryotic cell-to-cell communication may represent an important bacterial control mechanism.In the present study, we examin
The Vitamin E present study investigates the occurrence and the identification of tick species infesting wild songbirds in northern Iran.During the period from 2015 to 2016, 342 songbirds belonging to 15 families and 37 species were captured and examined for tick infestation.Of which, 70 specimens were infested by ticks representing a 20.46% infest