The revised national mandatory standard on polyethylene blown mulch film for agricultural uses was officially issued in October 2017.The new standard defines the increase of the minimum thickness of mulch film,which c...The revised national mandatory standard on polyethylene blown mulch film for agricultural uses was officially issued in October 2017.The new standard defines the increase of the minimum thickness of mulch film,which can prevent the overuse of ultra-thin mulch film and promote the recycling and aging-resistance of mulch film,according to Sha Nansheng,Deputy-Director of Science and Technology Division,MIIT.展开更多
文摘The revised national mandatory standard on polyethylene blown mulch film for agricultural uses was officially issued in October 2017.The new standard defines the increase of the minimum thickness of mulch film,which can prevent the overuse of ultra-thin mulch film and promote the recycling and aging-resistance of mulch film,according to Sha Nansheng,Deputy-Director of Science and Technology Division,MIIT.