日本《遗传》杂志一九六九年十一月号和一九七○年三月号以及《科学朝日》一九六八年九月号报导,日本通过粳稻和籼稻杂交,进行了水稻雄性不育的研究,其主要内容如下:一九五八年日本东北大学的胜尾和水岛二人将野生稻的细胞质转移到日本栽培稻中,发现花粉不育现象。此后,九州大学永松研究室的新城将籼稻印度品种“包罗”细胞质转移到日本稻中,也发现了雄性不育。 Japanese Genetics November, 1969, March, 1970, and September, 2008, Asahi Asahi Science and Technology reported that in Japan, rice male was not crossed by japonica and indica hybridization The main contents of this study were as follows: In 1958, both Katsuyori and Mizushima of Tohoku University transferred the cytoplasm of wild rice into Japanese cultivated rice and found that pollen sterility was found. Since then, the new city of Kyushu University Yongson Laboratory will be indica Indian variety “enveloping” cytoplasm transferred to Japanese rice, also found male sterile.