Density suppression of the citrus red mite Panonychus citri (Acari: Tetranychidae) due to the occurrence of Neoseiulus californicus (McGregor) (Acari: Phytoseiidae) on Satsuma mandarin
Density suppression of the citrus red mite Panonychus citri (Acari: Tetranychidae) due to the occurrence of Neoseiulus californicus (McGregor) (Acari: Phytoseiidae) on Satsuma mandarin
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DOI:
10.1303/aez.2006.679
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发表时间:
2006-11-01
影响因子:
1.3
通讯作者:
Saito, Tsutomu
中科院分区:
文献类型:
--
作者:
Katayama, Haruki;Masui, Shinichi;Saito, Tsutomu
The seasonal prevalence of the citrus red mite and its predators on Satsuma mandarin trees was surveyed by naked-eye observation and the beating method in three commercial groves in Shizuoka Prefecture in 2003 and 2004. Of the predators, only phytoseiid mites were caught mainly by beating, and their population dynamics were synchronized with those of the citrus red mite from June to September. Most adult females of phytoseiid mites caught by beating belonged to the species Neoseiidus cal fornicits. Furthermore, one population of N. cal fbrniciis caught from a surveyed grove showed development and oviposition on the eggs of the citrus red mite as well as the Tetranlychus urticae eggs under experimental conditions. These results indicate that an indigenous population of N. cal fbrnicus in conventionally controlled citrus groves in central Japan has the ability to suppress the population of P citri on Satsuma rnandarin.