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利用Ethovision系统对鼠饵适口性筛选的初探
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作者 付学锋 王登 《中华卫生杀虫药械》 CAS 2022年第4期296-300,共5页
目的利用Ethovision系统观察鼠类在迷宫内取食饵料的行为特点,从而提高杀鼠饵剂的筛选效率。方法观察分析试鼠在2种迷宫(Phenotyper、T-迷宫)内取食试饵、对照饵的重要参数并进行分析,快速提取出鼠类可能偏好的饵料成分和状态,再结合适... 目的利用Ethovision系统观察鼠类在迷宫内取食饵料的行为特点,从而提高杀鼠饵剂的筛选效率。方法观察分析试鼠在2种迷宫(Phenotyper、T-迷宫)内取食试饵、对照饵的重要参数并进行分析,快速提取出鼠类可能偏好的饵料成分和状态,再结合适口性试验,最后经现场试验验证,获得最优饵料组成。结果在6种试饵(A_(1)~A_(6))中,A_(1)、A_(5)的引诱性结果显著优于其他试饵,A_(1)在Phenotyper逻辑区试鼠行走距离参数(ξ_(d))、停留时间参数(ξ_(t))分别为1.54、1.59,A_(5)在Phenotyper中的ξ_(d)、ξ_(t)值分别为1.87、1.98,A_(5)在T-迷宫中的ξ_(d)、ξ_(t)值分别为1.99、2.27。综合2种迷宫试验结果改进后获得的B_(1)、B_(2)、B_(3)试饵,再次进行T-迷宫实验,B_(1)的ξ_(d)、ξ_(t)值分别为1.94、2.40,引诱性显著高于B_(2)、B_(3)(F=334.895,P<0.001),其第4、12天的摄食系数分别达到1.54、1.62,现场试验盗食率为94.8%。结论Ethovision系统能有效地提高试饵的筛选效率,从而获得适口性更好的饵料。 展开更多
关键词 ethovision系统 鼠饵筛选 迷宫试验
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Jump Detector: An automated monitoring equipment for the locomotion of jumping insects 被引量:2
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作者 Feng Zhou Le Kang Xian-Hui Wang 《Insect Science》 SCIE CAS CSCD 2020年第3期613-624,共12页
Continuous jumping behavior,a kind of endurance locomotion,plays important roles in insect ecological adaption and survival.However,the methods used for the efficient evaluation of insect jumping behavior remain large... Continuous jumping behavior,a kind of endurance locomotion,plays important roles in insect ecological adaption and survival.However,the methods used for the efficient evaluation of insect jumping behavior remain largely lacking.Here,we developed a locomotion detection system named JumpDetector with automatic trajectory tracking and data analysis to evaluate the jumping of insects.This automated system exhibits more accurate,efficient,and adjustable performance than manual methods.By using this automatic system,we characterized a gradually declining pattern of continuous jumping behavior in 4th‐instar nymphs of the migratory locust.We found that locusts in their gregarious phase outperformed locusts in their solitary phase in the endurance jumping locomotion.Therefore,the JumpDetector could be widely used in jumping behavior and endurance locomotion measurement. 展开更多
关键词 bio-artificial interaction endurance locomotion ethovision jumping behavior Locusta migratoria
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