The study examined the impact of land reclamation on vegetal cover in Bayelsa State.For the purpose of this study,both q......

目的了解小儿植物性呼吸道异物气道分泌物细菌状况及药敏情况。方法用直接喉镜导入硬性支气管镜无菌操作下取出异物后吸取气管或支......

The effect of slope gradient and vegetal cover on soil infiltration and erosion were studied with field simulator. Resul......