بررسی منابع تولیدکننده و نحوه تولید گز علفی

A study was implemented to identification predictor and production mode gaze-Alaphi in Lorestan province west part of iran from march 1994 to march 1997 and our finding showed that. gaze-Alaphi are kind hony dew or manna that was family polysaccharides. This manna that excreles by two kind Aphid on trees Quercus infectoria an Q.libani frome fagaceae family. In generally two species Aphid collected that are: Tuberculoids annulatus and Thelaxes suberi, They excrete this manna on leaves tree in last spring season after a few day becom dry to collected by forester.