日本新泻农场发明了一种纸膜覆盖水稻种植法,这种方法主要利用旧纸制作的再生纸为膜,水稻旱栽后只浸润灌溉一次,将纸膜覆盖在泥土表面,纸膜浸湿后紧贴在泥土表面,既不会被风刮走,又可遮挡阳光,防止水分蒸发、保水和避免杂草生长;2—3 Japan’s Niigata ranch invented a rice-covered rice cultivation method, this method mainly uses recycled paper made from old paper as a film, dry paddy rice infiltration and irrigation only once, the paper film covered in the soil surface, soaked paper After clinging to the soil surface, it will not be blown away, but also block the sun, prevent moisture evaporation, water and avoid weeds growth; 2-3