Formulations containing anthraquinone derivatives derived from root of Reynoutria sachalinensis with increased effectiveness as pesticides are provided. These formulations may comprise (a) a preparation comprising one or more anthraquinone derivatives derived from root of Reynoutria sachalinensis having activity against plant pests; (b) one or more C2-C7 alcohols, or glycols or lactones; and (c) one or more surfactants selected from the group consisting of a sulfate, ethoxylated fatty acid esters wherein said alcohols and surfactants are present in amounts effective to stability said preparation. Also provided are methods of using these formulations as pesticides.
本发明提供的制剂含有从Reynoutria sachalinensis根中提取的
蒽醌衍
生物,具有更高的杀虫效果。这些制剂可包括:(a) 由一种或多种
蒽醌衍
生物组成的制剂,这些衍
生物来源于对植物害虫具有活性的Reynoutria sachalinensis根;(b) 一种或多种C2-C7醇,或
乙二醇或内酯;以及 (c) 一种或多种表面活性剂,这些表面活性剂选自由
硫酸盐、乙氧基化
脂肪酸酯组成的组,其中所述醇和表面活性剂的存在量可有效稳定所述制剂。此外,还提供了将这些制剂用作
杀虫剂的方法。