袁隆平先生的杂交水稻对人类的贡献有多大?没发明杂交水稻前,人类吃的是普通纯种的水稻.杂交水稻比普通水稻产量大很多很多,所以袁隆平先生发明了杂交水稻后推广到世界,使全世界水稻
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/30 04:08:40
![袁隆平先生的杂交水稻对人类的贡献有多大?没发明杂交水稻前,人类吃的是普通纯种的水稻.杂交水稻比普通水稻产量大很多很多,所以袁隆平先生发明了杂交水稻后推广到世界,使全世界水稻](/uploads/image/z/5999386-58-6.jpg?t=%E8%A2%81%E9%9A%86%E5%B9%B3%E5%85%88%E7%94%9F%E7%9A%84%E6%9D%82%E4%BA%A4%E6%B0%B4%E7%A8%BB%E5%AF%B9%E4%BA%BA%E7%B1%BB%E7%9A%84%E8%B4%A1%E7%8C%AE%E6%9C%89%E5%A4%9A%E5%A4%A7%3F%E6%B2%A1%E5%8F%91%E6%98%8E%E6%9D%82%E4%BA%A4%E6%B0%B4%E7%A8%BB%E5%89%8D%2C%E4%BA%BA%E7%B1%BB%E5%90%83%E7%9A%84%E6%98%AF%E6%99%AE%E9%80%9A%E7%BA%AF%E7%A7%8D%E7%9A%84%E6%B0%B4%E7%A8%BB.%E6%9D%82%E4%BA%A4%E6%B0%B4%E7%A8%BB%E6%AF%94%E6%99%AE%E9%80%9A%E6%B0%B4%E7%A8%BB%E4%BA%A7%E9%87%8F%E5%A4%A7%E5%BE%88%E5%A4%9A%E5%BE%88%E5%A4%9A%2C%E6%89%80%E4%BB%A5%E8%A2%81%E9%9A%86%E5%B9%B3%E5%85%88%E7%94%9F%E5%8F%91%E6%98%8E%E4%BA%86%E6%9D%82%E4%BA%A4%E6%B0%B4%E7%A8%BB%E5%90%8E%E6%8E%A8%E5%B9%BF%E5%88%B0%E4%B8%96%E7%95%8C%2C%E4%BD%BF%E5%85%A8%E4%B8%96%E7%95%8C%E6%B0%B4%E7%A8%BB)
xUV"G>$ypߒ|,WUKD@.8Jh1SU4}5+o:}|ԃø9Uֱp(g[0TSӰErU6KnFP%ɚGl%hZ曔yGFh6 ̻*%Y2LuuVLuD=G{ÛCaEdB+٤_Qfd?ݡ1M;{ąU>x=QEJ-*}>$
GlS؉2bp˕W
XH(=l{/b>em$9|cQ{)G^`$O;4u&:jY xZtW7<
ڶZu85\&N9I:\!2y?[Ck8:0/0ǂp#;lzEmJieKM@5UŲÖ=ZS/Pv"XW=