... Moisture 2,new material LDPE and LLDPE 3,ISO9001:2008 transparent LDPE shrink wrap Film 1, can resistant drought, keep the temperature, promote the ... crops early, high-yield. Low cost, 2, the Black Film also ... , 3, thus it is called as physical weeding film. 4,Colors : transparent, milky whtie,black.blue and so on 5,ISO9001 ...