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建国近40年,我国通过各种途径引进了不少国外稻种资源。从1971～1987年共引进万份稻种资源。这对丰富我国水稻资源宝库,发展农业生产具有重大意义。这些引进的良种有的己在生产上直接利用,如BG90—2、幸实等,有的作杂交育种亲本或杂交水稻恢复系,间接育成一大批新品种或杂交水稻新组合。但在引种过程中,我们常常遇到由于国外编号和国内引种编号名称繁多,易混淆、弄错或重复。为了引种
Nearly 40 years after the founding of the People’s Republic of China have introduced many foreign rice seed resources through various channels. From 1971 to 1987 a total of imported thousands of rice resources. This is of great significance to enriching the treasure trove of rice resources in our country and developing agricultural production. Some of these introduced varieties have been directly used in production, such as BG90-2, Fortunately, etc., and some are used as crossbreeding parents or hybrid rice restorer lines to indirectly produce a large number of new varieties or new combinations of hybrid rice. However, in the introduction process, we often encounter due to the foreign number and the introduction of a large number of domestic names, confusing, mistakes or duplication. In order to introduce