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我会于一九八一年十二月十一至十三日,在建阳召开了稻瘟病专题学术讨论会。对一九八二年稻瘟病发生趋势预计以及防治对策进行了深入而热烈的讨论。并提出如下的分析和意见:一、对一九八一年的回顾分析一九八一年早稻稻瘟病是有史以来最大流行年。流行的原因虽有不同看法,但比较一致的论点是:反常气候是病害流行的前导;品种抗性丧失是构成病害流行的基础,不合理的偏施重氮是许多重病社队病害激发条件;防治不当和防治失时是病害继续扩散流行的人为因素。总之,病害的流行是由各种发病因子相互吻合的结果。
I will hold a special symposium on rice blast in Jianyang from December 11 to January 13, 1981. In 1982, it conducted an in-depth and enthusiastic discussion on the trend forecast of rice blast and its prevention and control measures. And put forward the following analyzes and opinions: I. A Retrospective Analysis of 1981 Rice blast in early 1981 was the largest epidemic year in history. Although there are different reasons for the prevalence, the unanimous argument is that anomalous climate is the precursor to disease epidemic. Loss of variety resistance is the basis of disease epidemic. Unreasonable partial diazo nitrogen is the disease provoking condition for many serious diseases. Improper prevention and control and loss of control are the human factors that continue to spread the disease. In short, the prevalence of disease is the result of a variety of factors coincide with each other.