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桂林地区原无毒麦,据调查,兴安县1969年从河南平顶山调入小麦种未经检疫而传入。灵川县海洋公社发生毒麦有两个来源:一是一些群众到发生毒麦的邻近公社兴安县高尚公社串换麦种;二是据海洋公社粮所曾所长反映:“1967年从墨西哥,1971年从阿尔巴尼亚、加拿大调小麦种而传入。”毒麦传入后,逐步蔓延,田间混杂率逐年增加。经1976年普查和1978年复查,结果查明,全地区发生毒麦的共有兴安.灵川、临桂、阳朔
Guilin non-toxic wheat, according to the survey, Xing’an County, Henan Province, transferred from 1969 Pingdingshan introduced wheat without quarantine. Lingchuan County marine commune occurs poisonous wheat has two sources: First, some people to the occurrence of toxic wheat nearby commune Xing’an County noble commune wheat; Second, according to the Oceanic Commune director has said: “In 1967 from Mexico, Wheat seeds were introduced from Albania and Canada in 1971. ”After the introduction of poisonous wheat, it gradually spread and the rate of field mixing increased year by year. The 1976 census and 1978 review, the results found that the occurrence of toxic wheat in the region Xing’an. Lingchuan, Lingui, Yangshuo