PROBLEM TO BE SOLVED: To easily and conveniently control greening potatoes after harvesting and blanching cultivation vegetable during cultivation.SOLUTION: The method includes irradiating vegetables with far red light and light in a wave length area other than the far red light at the same time.COPYRIGHT: (C)2013,JPO&INPIT【課題】収穫後のジャガイモや、栽培中の軟化栽培野菜の緑化抑制を、より簡便に行う。【解決手段】野菜に遠赤色光と、遠赤色光以外の波長域の光を同時に照射する。【選択図】なし