Agricultural experts make research work in Chongqing

Source: Xinhua| 2020-03-06 07:52:26|Editor: huaxia

CHINA-CHONGQING-RAPESEED PLANTING (CN)

Professor Li Jiana records the growth of rapeseeds at a test field of Chongqing engineering research center of rapeseed in Chongqing, southwest China, March 5, 2020. Agricultural experts and students at the research center make a research work as the rapeseeds here enter the flower season. (Xinhua/Wang Quanchao)

   Prev 1 2 3 4 5 6 7 Next  

KEY WORDS:
EXPLORE XINHUANET
010020070750000000000000011103261388481361
国产无码在线观看免费在线,37pao国产成视频,日韩一区二区视频在线,国产国产人免费人成免费视频麻豆
一级a一片久久久精品网 | 久久伊人精品波多野结衣 | 亚洲色欧美色国产综合色 | 一本一道久久a久久精品72 | 亚洲国产欧美在线看片一国产 | 在线观看亚洲人成网址 |