目前,发展塑料大棚所使用的薄膜仍然是多年来一直沿用的普通农膜。一种能更有效地利用太阳光的农膜——转光膜已经在河南省宜阳问世,并获得1996年国家科委“星火计划”金奖。转光膜是在吹制普通聚乙烯时加入少量转光母 At present, the plastic film used in the development of plastic shed is still the common plastic sheet that has been used for many years. A more efficient use of sunlight in the agricultural film - film has been translocated in Yiyang, Henan Province, and won the 1996 State Science Commission “Spark Program ” gold medal. Transfer film is to add a small amount of ordinary transfer of light polyethylene mother