... improve water retention, optimize fertilizer use, improve fruit quality. Agricultural mulch film:1. The material: LLDPE ... its non-drip, anti-fog, weather resistance, good light-transmission, and warm-keeping. With use ... plastic sheets, pe film, stretch film, mylar, polyester film, polyethylene film, transparent film, roll film, clear ... .... Protected & improve Crop growth,yield & quality of PE mulch film