a new type of agricultural cultivation substrate

juyitang editor ( wechat id: pu138com) wechat, grasp polyurethane dynamics and grasp the future! polyurethane foam has the functions of heat preservation and waterproof, cushioning and insulation, and is widely used in furniture, building materials, refrigeration, transportation and other fields. nowadays, hydrophilic and water-absorbing polyurethane foam can improve the water absorption and water retention functions of the foam, improve the soil, and transport fertilizers, so it…