Method for preventing mosquitoes by using compound Kushen injection dregs

Method for preventing mosquitoes by using compound Kushen injection dregs

  • CN 106,417,398 A
  • Filed: 09/18/2016
  • Published: 02/22/2017
  • Est. Priority Date: 09/18/2016
  • Status: Active Application
First Claim
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1. a kind of method of utilization FUFANG KUSHEN ZHUSHEYE medicinal residues mosquito control, it is characterised in that comprise the following steps:

  • 1) by after the drying of FUFANG KUSHEN ZHUSHEYE medicinal residues, it is put in pulverizer and is crushed;

    2) medicinal residues powder is placed in round-bottomed flask, the ethanol solution of 7-9 times of volume is added, under the conditions of 100 DEG C, reflux, extract, 1-2 is littleWhen;

    After extracting 2 times, merging filtrate, and be put in revolving bottle and be spin-dried for, that is, obtain extract;

    3) by step

         2) in the extract obtained water for being directly applied to Mosquito Breeding, make extract concentrations in water reach 71.3mg/L~

    2280mg/L.

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