非洲的大多数农民都使用多年来一直使用的同样种子,这和发达国家的农民不同,这种种子没有得到改良,无法抵抗疾病和耐旱灾。Unlike farmers in adva

游客2024-01-02  20

问题 非洲的大多数农民都使用多年来一直使用的同样种子,这和发达国家的农民不同,这种种子没有得到改良,无法抵抗疾病和耐旱灾。

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答案 Unlike farmers in advanced countries, most farmers in Africa use the same seeds they have been planting for many years, which have not been improved to be disease-resistant and drought-resistant (to resist disease or tolerate drought).

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