BEHAVIOR EFFECTS OF METHYLXANTHINES ON LARVAE OF TENEBRIO MOLITOR (L.) (COLEOPTERA)

被引:0
作者
Kobeticova, K. [1 ]
Petrikova, M. [1 ]
Nabelkova, J. [2 ]
Cerny, R. [1 ]
机构
[1] Czech Tech Univ, Dept Mat Engn & Chem, Fac Civil Engn, Thakurova 7, Prague 16629 6, Czech Republic
[2] Czech Tech Univ, Dept Sanit & Ecol Engn, Fac Civil Engn, Thakurova 7, Prague 16629 6, Czech Republic
来源
PROCEEDINGS OF THE 7TH INTERNATIONAL CONFERENCE ON CHEMICAL TECHNOLOGY | 2019年
关键词
ENCHYTRAEUS-ALBIDUS; AVOIDANCE TESTS; ECOTOXICITY; TOXICITY; TIME;
D O I
暂无
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Tenebrio molitor belong to the cosmopolitan pests of human dwelling and various agriculture or food stores. Larvae can eat almost anything and food attacked by T. molitor is more susceptible to mold, which can adversely affect human health. The aim of this study was to compare the effect of two methylxanthines (caffeine and theobromine) occurring, e.g., in tea, coffee and cacao beans, on larvae of Tenebrio molitor in avoidance- and feeding bioassays. Methylxanthines uptakes were determined in glass Petri dishes after 1 to 7 days of exposure. The results showed that larvae avoided the contaminated part of filter paper after only a several-seconds contact with caffeine. The mortality of larvae after caffeine and theobromine feeding was not observed. Theobromine caused larvae eclampsia and then paralysis for several days but their behavior was not different from the control group after 96 hours.
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页码:42 / 45
页数:4
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