枞褐日本大蚜
brown sakhalin fir aphid
nippolachnus abietinus matsumura
梨日本大蚜
nippolachnus piri matsumura
日本大麻跳甲
psylliodes japonica jacoby
日本大麻象甲
hemp curculio
eutionopus mongolicus faust
日本大樱桃栽培的特点
Main Features of Cherry Growing in Japan
日本桥梁规范
japanese bridge specifications
耤河双桥大桥
jihe river shuangqiao bridge