首页>
外国专利>
method for preparation of a polyalkeenpreparaat intended for the manufacture of a polyalkeenfilm with absorption characteristics of infrared radiation in the wavelength range of 5 to 15 microns.and application to increase the yield of crops.
method for preparation of a polyalkeenpreparaat intended for the manufacture of a polyalkeenfilm with absorption characteristics of infrared radiation in the wavelength range of 5 to 15 microns.and application to increase the yield of crops.
