Abstract:
PURPOSE: An insecticidal composition against paddy rice insects is provided to ensure excellent insecticidal activity to small brown plant hopper, blown plant hopper, and Sogatella furcifera. CONSTITUTION: An insecticidal composition against paddy rice insets contains Sebastiania corniculata organic solvent extract, 8-hydroxyquinolinie, or 8-hydroxyquinoline derivatives. The organic solvent extract is methanol extract, ethanol extract, hexane extract, or ethyl acetate extract of Sebastiania corniculata. A method for preparing 8-hydroxyquinoline comprises: a step of dipping Sebastiania corniculata in methanol at 20-30°C for 24-72 hours; a step of filtering and concentrating at 40-50°C under a vacuum condition for 6-8 hours to prepare methanol extract; a step of dissolving the methanol extract in 800-1500ml of distilled water and adding 800-1500ml of hexane to separate an aqueous layer and a hexane layer; and a step of adding 800-1500ml of chloroform to the aqueous layer and mixing the aqueous layer and chloroform.
Abstract:
PURPOSE: A composition containing wheatgrass extract for preventing and treating diabetes is provided to ensure anti-diabetic possibility. CONSTITUTION: A health food for preventing and treating diabetes contains wheatgrass extract as an active ingredient. The health food is powder, granules, tablets, capsules, or drink. The health food contains beta-glucan or gamma-amino butyric acid(GABA). A pharmaceutical composition for preventing and treating diabetes contains the wheatgrass extract as an active ingredient. The wheatgrass extract is prepared by freeze-drying, adding purified water to wheatgrass powder, and extracting at 2-5°C for 12-36 hours.
Abstract:
본 발명은 택란 정유 추출물, 택란 정유 추출물로부터 분리 정제한 1-옥텐-3-올 또는 그 유도체를 포함하는 살비성 조성물, 및 이를 이용한 진드기 살비제에 관한 것으로, 2종의 집먼지진드기와 1종의 저장식품진드기에 대하여 뛰어난 살비활성을 가지면서, 인체에 무해하고 안정성이 검증된 친환경적 제재로서의 효과를 지니고 있다.
Abstract:
PURPOSE: An acaricidal composition containing acetophenone compounds is provided to ensure excellent acaricidal activity, and to be used as an eco-friendly formulation with safety. CONSTITUTION: An acaricidal composition contains 0.01-50 wt% of acetophenone compounds including acetophenone, 2-hydroxyacetophenone, 2-Hydroxy-5-methoxyacetophenone, 2-hydroxy-5-methylacetophenone, 2-methoxyacetophenone, 2,4-dimethoxyacetophenone, or 2,5-Dimethoxyacetophenone as an active ingredient. The acaricidal composition has an acaricidal effect against Dermatophagoides farina, Dermatophagoides pteronyssinus, or Tyrophagus putrescentiae.