The wind tunnel test of plastic greenhouse and its surface wind pressure patterns Wind erosion-resistance of fields planted with winter rapeseed in the wind erosion region of Northern China Effect of non-tillage with straw mulch on wind erosion in irrigated oases of Hexi Corridor Wind velocity field and windbreak effects in two types of low density and belt-scheme sand-break forests Selective Behaviors of Acantholyda posticalis to Different Trees The aerodynamic roughness length of biologicalsoil crusts:a case study of Gurbantunggut Desert EXPERIMENTS OF TECHNIQUE OF SEX PHEROMONE PLUS VIRUS DISPENSER IN WIND TUNNEL Effects of Environment on Winter Rapeseed in Hexi Corridor Windbreak Effects and Wind Velocity Flow Field of Low Density Forest with Two-Line-One-Belt Distribution Patterns of Single-Belt Scheme Ammonia volatilization in winter wheat/summer maize rotation system of purple soil in hilly area of Central Sichuan Basin Wind tunnel experiment on canopy structural parameters of isolated tree and wind velocity field characters nearby The behavioral responses of Spodoptera exigua(H.) males to the artificial sex pheromone in wind tunnel and filed trapping efficiency A TENTATIVE STUDY ON RELATION BETWEEN RESISTANCE AND VENTILATION COEFFICIENT OF SHELTERBELT Wind Speed Distribution in the Aweather of the Firebreak Tree Belt in a Wind Tunnel Experiment