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在多年稻螟测报实践中,各地观察到隐害株(外表无被害状,通过剥查,其中潜有二、三化螟活虫或有隐害迹象的植株,统称隐害株)内含有一定虫量。为了提高测报质量,1973年我省农科院植保所进行了一些工作,1974年在省农业局支持下,组织于都、南康、吉安、太和、进贤、崇仁、余江、丰城、南昌、永修等县病虫测报站及省植保研究所、抚州、宜春地区农科所等单位进行了协作研究,现将三年来的结果整理如下。
In many years of rice borer reported practice, the observed hidden strains (appearance without damage, through the stripping, which latent two or three borer live insects or signs of harm, collectively referred to as hidden strains) contain a certain The amount of insects. In order to improve the quality of the reportage, in 1973 the Shaanxi Academy of Agricultural Sciences plant protection carried out some work, with the support of the Provincial Bureau of Agriculture in 1974, organized in all, Nankang, Ji’an, Taihe, Jinxian, Chongren, Yujiang, Fengcheng , Nanchang, Yongxiu County Pest Report Station and the Provincial Plant Protection Institute, Fuzhou, Yichun Agricultural Research Institute and other units conducted a collaborative study, now the results of the past three years are summarized below.