Based on tradition al method of storing chestnut with sand,a new technique of modified minimum co ntrol atmospheric(MMCA)storage was developed,which improved some feature of sand by applying medium with thermolysis apparatus and assemble of polyethylene film.Temperature and gaseous components in sand,respiration intensity and qual ity retention of chestnut were determined during storage.It was indicated that the medium thermolysis apparatus and0.04mm PE improved the storage environm ent,and kept the sensibl...