本试验旨在针对１个早衰低产、行将淘汰的芒果老果园进行几种更新改造模式的探索性试验，以为景谷全县现存数万株芒果老果树的更新复壮......

In this paper,authors explained on the possibility of using IfSAR(Interferometric Synthetic Aperture Radar)data to desig......