... after covering the role of temperature and moisture. Shade net is the use of polyethylene (HDPE), high density polyethylene, PE, PB ... materials, oxidation by the UV stabilizer and processing, with strong use of tension, anti-aging, corrosion resistance, ... , seedlings, herbs, ginseng, Ganoderma lucidum and other crops, cultivation and conservation of aquatic poultry industry, etc., to improve the ...