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美国农业研究会的化学家发现,茄科植物碧冬茄(Pesunia sp.)的茎和叶中含有两种可杀死棉铃虫幼虫并使其成虫生长发育发生紊乱的化学物质,被命名为Petuniolides和Petuniasterones。另外两种茄科
Chemists at the American Society for Agricultural Research found that the stem and leaves of the solanaceous plant Pesunia sp. Contain two chemicals that kill and underlie the growth and development of the H. armigera larvae. They are named Petuniolides And Petuniasterones. Two other Solanaceae