日本滨松市滨松光电技术公司利用激光栽培水稻的实验，最近获得成功，这在世界上尚属首次。在“植物工厂”生产技术最先进的日本，其植物工厂迄今也只有蔬果和花卉达到商品生产的技术水平。至于在植物工厂内栽培水稻，过去用高压钠灯的实验曾有过成功之例，但因电力成本昂贵， Japan’s Hamamatsu Hamamatsu Photoelectric Technology Co., Ltd. using laser cultivation of rice experiments, the recent success, this is the first time in the world. In Japan, where plants are the most technologically advanced in production, only the fruits and vegetables of flowers and plants at the plant have reached the technical level of production. As for the cultivation of rice plants in plant factories, the past experiments with high-pressure sodium lamp had been successful cases, but because of electricity costs are expensive,