日本东北农业研究中心的专家发现，一种名叫欧当归的草本植物，其叶子里含有较丰富的抗氧化成分，因而具有食疗作用。专家们积极提倡栽培欧当归，并推荐人们把它作为一种蔬菜食用。这家农业科研机构的科学家经过化验分析，确认了欧当归的叶子和绿白茎中含有较多的抗氧化成分， Experts from Japan’s Tohoku Agricultural Research Center found that a herb called Ophiopogon japonicus has therapeutic effects on the leaves, which contain rich antioxidants. Experts actively promote the cultivation of European Angelica, and recommend people to use it as a vegetable. The scientists from this agricultural research institute have confirmed through experiments that the leaves and green stems of Angelica sinensis contain more antioxidants,