The tourist visits to Suroloyo has increased due the improvement of accessibility, supporting facilities, and information technology. However, community forest surrounding is less optimum support tourism sector. Coffee as a new icon could not fulfill market demand yet, because land resources are managed. Hence, this service activity aimed to: (1) identify structure composition forest; (2) incre...

An experimental investigation of near field aerodynamics of wind dispersed rotary seeds has been performed using stereoscopic digital particle image velocimetry (DPIV). The detailed three-dimensional flow structure of the leading-edge vortex (LEV) of autorotating mahogany seeds (Swietenia macrophylla) in a low-speed vertical wind tunnel is revealed for the first time. The results confirm that t...