2020-2021学年仁爱版英语九年级下册词汇讲义拓展学习法(第222组)
hybrid rice1) hybrid rice 杂交稻1.Evaluation of the effect of planted hybrid rice on methane emission from paddy field; 种植杂交稻对甲烷排放的影响及评价2.A 100-mu area demonstration of hybrid rice Teyou 233 and its super-high yield cultivation technology;杂交稻特优233百亩连片生产示范与超高产栽培技术