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1983—1984年我们继续承担了“国际水稻褐飞虱鉴定圃”协作任务,两年共鉴定品种(系)417份。鉴定方法采用田间自然诱虫鉴定。田间设计和抗性评级按照国际水稻所褐飞虱鉴定圃的计划进行。并对其它主要病虫进行了为害情况的调查。1983年“国际圃”提供材料234份,表现抗和中抗(1—3
In 1983-1984, we continued to undertake the cooperation task of “international brown planthopper identification garden” and identified 417 varieties (lines) for two years. Identification method using natural identification of the field of insects. Field design and resistance grading were conducted in accordance with the plan of the International Rice Plant Identification Program for Nilaparvata lugens. And other major pests were investigated for the damage. In 1983, “International Garden” provided 234 copies of materials, showing resistance and resistance (1-3