【摘 要】
:
用40%氧化乐果和40%乐果环涂树干,防治榆兰金花虫这一科研成果,在漯河市已普遍推广防治两年。为改进施药技术,开展科学防治,提高经济效益,在全面防治的同时,我们进行了药液在
【机 构】
:
漯河市农林水利局,漯河市农林水利局,漯河市农林水利局,
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用40%氧化乐果和40%乐果环涂树干,防治榆兰金花虫这一科研成果,在漯河市已普遍推广防治两年。为改进施药技术,开展科学防治,提高经济效益,在全面防治的同时,我们进行了药液在树体内传导方式等试
With 40% omethoate and 40% dimethoate ring trunks, prevention and treatment of Ulmus this research results in Luohe City has been widely promoted prevention and treatment for two years. In order to improve the application of pesticides, to carry out scientific prevention and control and to improve economic efficiency, we conducted a series of tests
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