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赤枯病近年来在我县有初步加剧趋势,据县农林局統计:1972年我县早稻发生一万四千亩,占早稻面积的四分之一。在群众中调查,該病有称为“坐蔸”“熬銅”“紅叶烧”等名。在国外有称“赤枯病”“窒息病”“夏落”“根腐”等名。在发病原因上,有认为是“缺鉀”、“某种条件下,稻田土壤氧化还原电位差降低所致”。
In recent years, the status of the dead leaf blight has been aggravated in our county. According to the statistics of the county agriculture bureau: In 1972, there were 14,000 hectares of early rice in our county, accounting for one quarter of the area of early rice. In the masses of the investigation, the disease is called “sitting 蔸” “boil copper” “Hongye burning” and other names. In foreign countries have called “red wilt” “suffocation” “summer off” “root rot” and other names. In the pathogenesis, there are considered “potassium deficiency”, “under certain conditions, paddy soil redox potential difference caused by reduced.”