Sex ratios and Caste Compositions in Field Colonies of the Termite Reticulitermes speratus in Eastern Japan

被引:0
|
作者
Kitade, Osamu [1 ]
Miyata, Hitoshi [1 ]
Hoshi, Masahiro [1 ]
Hayashi, Yoshinobu [2 ]
机构
[1] Ibaraki Univ, Coll Sci, Mito, Ibaraki 3108512, Japan
[2] Hokkaido Univ, Grad Sch Environm Sci, Sapporo, Hokkaido 0600810, Japan
来源
SOCIOBIOLOGY | 2010年 / 55卷 / 02期
基金
日本学术振兴会;
关键词
FLAVIPES KOLLAR ISOPTERA; SUBTERRANEAN TERMITE; GENETIC ORGANIZATION; RHINOTERMITIDAE; FOUNDATION;
D O I
暂无
中图分类号
Q96 [昆虫学];
学科分类号
摘要
Caste compositions and sex ratios in field colonies of the subterranean termite Reticulitermes speratus were investigated in Ibaraki, Japan. The average worker ratio was 0.858 and similar to that found in R. flavipes. The soldier and nymph ratios were variable among nests. The sex ratio of workers within a colony was nearly equal (female rate = 0.503), but significantly female biased in soldiers (0.596) and nymphs (0.569). The variations of sex ratios for each caste among nests were the largest in nymphs. Highly female-biased nymph sex ratios observed in two nests possibly reflect the underlying genetic caste determination mechanism.
引用
收藏
页码:379 / 386
页数:8
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