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本文报道了在明确白背飞虱若虫空间分布型参数的基础上,根据Kuno(1969)Green(1970)和Iwao(1975)的序贯抽样公式,分别制作了序贯抽样图和表,供田间调查取样和防治工作的参考。
This paper reports sequential sampling plots and tables based on the sequential sampling formulas of Kuno (1969) Green (1970) and Iwao (1975) based on the spatial distribution of nymphs of whitebacked planthoppers Survey sampling and prevention work reference.