植物源杀虫剂2.5%洋金花生物碱水剂开发应用技术研究

Development and Application of 2.5% Datura Alkaloid Soluble Concentrate-A Natural Insecticide from Plant

报道了植物源农药２５％洋金花生物碱水剂研制及应用技术的最新成果，从１９９５～１９９７年进行室内、田间药效试验结果表明，２５％洋金花生物碱水剂，１１２５～１８７５ｇ（有效成分）／ｈｍ２对甘兰蚜虫、菜青虫防治效果７９５４％～９０６０％

Laboratory and field experiments of 2.5% datura alkaloid SL were conducted from 1995 to 1997.The results indicateded that 112.5187.5ga.i./ha datura alkaloid SL gave 79.54%90.60% control on cabbage aphid (Brevicoryne brassicae) and cabbage white butterfly(Pieris rapae).