论文部分内容阅读
农作物施用“８３增抗剂”的效果研究曾庆鸿（贵州省农业厅农业广播电视学校贵阳５５０００１）１引言贵州农田环境特有的高温、高湿、少日照条件，极易诱发农作物病害的发生和流行，特别是因病毒入侵造成的植物病害，更具有发病快、传染性强。危害大的特点。由北京农业大...
Effect of Crop Application of “83 Antagonist” ZENG Qing-hong (Agricultural Broadcasting and Television School, Guizhou Provincial Department of Agriculture, Guiyang 550001) 1 Introduction Due to the high temperature, high humidity and few sunshine conditions in farmland environment in Guizhou Province, it is easy to induce the occurrence and prevalence of crop diseases. In particular, the plant diseases caused by the virus invasion have more rapid onset and high contagiousness. Harmful features. From Beijing Agricultural University ...