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农业科技推广体制
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农业科技推广体制
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agricultural science and technology extension system
农业科技推广体制
将农业科学技术成果有效转化应用到农业生产经营活动中,从而提高农业生产经营效率,推动现代农业发展和农业生产力进步的制度设计。
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portrait in the News
portrait light
portrait makeup styling
portrait mode
Portrait of a Man in a Red Turban
Portrait of Baldassare Castiglione
Portrait of Cao Xueqin
Portrait of Erasmus
portrait of Guanyin in bluish-white ceramic
Portrait of mother
Portrait of Qi Baishi
Portrait of Queen Tiy with a Crown of Two Feathers
Portrait of the Days of Youth
portrait of the goddess and the lady of the Xiang
portrait of the King Miaozhuang of the Sansheng Opera Troupe in Xihe County
Portrait of Yang Zhuxi
Portrait of Yang Zhuxi by Wang Yi
Portrait of YouSong by Du Qiong
Portrait of Zhang Qingzi
Portrait Painting
portrait shop
Portraits of Four Heavenly Kings
Portraits of Periodical Offering
Portraits Photography
port safety
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