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        검색결과 8,594

        441.
        2024.04 구독 인증기관·개인회원 무료
        This study investigated the seasonal occurrence of bark and wood-boring Coleoptera in Pinus densiflora (Siebold & Zucc.) (Pinales: Pinaceae), and Larix kaempferi (Lamb.) (Pinales: Pinaceae) stands using multi-funnel traps baited with pine volatiles in Korea. The number and species of bark and woodboring beetles caught in traps baited with ethanol, α-pinene, and ethanol+α-pinene were compared to determine the effective attractants. In addition, the effects of other pine volatiles, such as (-)-β-pinene, β-caryophyllene, (±)-limonene, β-myrcene, and 3-carene, were investigated. A total of 13,134 wood-boring beetles from 150 species were collected from pine and larch stands from 2019 to 2020. Tomicus minor (Hartig) (Coleoptera: Curculionidae) adults were more attracted to traps baited with α-pinene, whereas Xyleborinus saxesenii (Ratzeburg) (Coleoptera: Curculionidae), Cyclorhipidion pelliculosum (Eichhoff) (Coleoptera: Curculionidae), and Phloeosinus pulchellus (Blandford) (Coleoptera: Curculionidae) adults were more attracted to traps baited with ethanol. Hylurgops interstitialis (Chapuis) (Coleoptera: Curculionidae), Shirahoshizo genus group, Rhagium inquisitor (Linne) (Coleoptera: Cerambycidae) and Rhadinomerus maebarai (Voss & Chûjô) (Coleoptera: Curculionidae) were more frequently attracted to traps baited with ethanol+α-pinene than to traps baited with other attractants. The addition of 3-carene to ethanol+α-pinene enhanced the capture of H. interstitialis, R. inquisitor, and Hylobius (Callirus) haroldi (Faust) (Coleoptera: Curculionidae).
        442.
        2024.04 구독 인증기관·개인회원 무료
        Global warming and changes in ecosystems are either causing a rapid decline in insect diversity on earth or, on the other hand, are increasing the likelihood of unexpected insect pests emerging. This study summarizes and reports the followings: Introduction to the Insects of Red Data Book of Korea and Nationally Protected species, the establishment of monitoring strategy for exotic insects by the investigation of species distribution range through field surveys and others, the dispersal of exotic insects, and with the expansion of exotic insects and development of ecosystem impact prediction model.
        443.
        2024.04 구독 인증기관·개인회원 무료
        전 세계적으로 농업해충의 약제 저항성 발달에 따른 방제 효율 저하는 농약의 과다 사용을 초래하여 농업의 생산성 저하 및 환경 파괴 문제 등을 야기하고 있다. 뿐만 아니라 위생해충의 경우에도 약제 저항성 발달이 심각한 수준으로 나타남에 따라 인류 보건에 큰 위협이 되고 있다. 해충의 약제 저항성은 자연계에 존재하는 극히 낮은 빈도의 저항성 형질이 반복적인 약제 사용에 따라 선발되는 과정을 통해 발달 되는데, 해충 약제 저항성의 효과적 관리를 위해서는 저항성 발달 기작의 규명과 신속·정확한 진단법의 확립이 필수적이다. 현재까지의 저항성 관리 는 저항성 발달 후 대응적(reactive)으로 이루어져 왔으나, 미래에는 보다 다양한 분자 마커를 활용하여 저항성 형질 빈도를 관리 가능한 수준에서 유지하는 선제적(proactive) 저항성 관리도 가능할 것으로 예상하고 있다. 본 발표에서는 해충 약제 저항성 연구의 현재 상황과 미래 전망에 대해 소개하고자 한다.
        444.
        2024.04 구독 인증기관·개인회원 무료
        In light of global climate change, Korea faces significant challenges with indigenous mosquito-borne diseases, notably malaria and Japanese encephalitis. Moreover, there is a growing incidence of imported arboviral diseases attributable to the increasing number of international travelers. Dengue fever emerges as the predominant mosquito-borne ailment among Korean travelers, while cases of Japanese encephalitis and chikungunya are also seeing an upward trend. Many countries have witnessed arboviral infections transmitted by pathogens-carrying mosquitoes, primarily due to the introduction of viruses by travelers. Additionally, the ongoing processes of global warming and urbanization are creating increasingly favorable environments for mosquitoes and the proliferation of mosquito-borne pathogens. This underscores the urgency of assessing both the current status and future projections of mosquito-borne diseases in Korea.
        450.
        2024.04 구독 인증기관·개인회원 무료