怎样使用各种有色农膜朱丽静近年来，各种有颜色的农膜纷纷面市，由于各种有色膜对光谱的吸收和反射规律不同，所以对农作物的生长及杂草、病虫害、地温的影响也不一样。因此，有色膜不能乱用。根据实验结果表明，各种有色膜的应用范围是：一、黑色膜。在杂草严重的地块上... How to use a variety of colored plastic film Zhu Lijing In recent years, a variety of colored plastic sheeting have been available, due to a variety of colored film on the spectrum of absorption and reflection of different laws, so the crop growth and weeds, pests, Different. Therefore, colored film can not be used indiscriminately. According to the experimental results show that a variety of colored film applications are: First, the black film. In the weeds on the block ...