| 枇杷舟蛾年发生代数的研究 |
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| 引用本文： | 朱国庆,徐祖进,廖剑秋,刘加建,方梅芳.枇杷舟蛾年发生代数的研究[J].武夷科学,1999(1). |
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| 作者姓名： | 朱国庆 徐祖进 廖剑秋 刘加建 方梅芳 |
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| 作者单位： | 莆田县果树研究所 莆田351100 |
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| 摘 要： | 枇杷舟蛾是批杷的一种重要害虫.该虫在莆田一年发生3代.以蛹越冬.第一代成虫在8月出现,世代历期平均62.6天;第二代成虫出现在10月中下旬至11月上旬,世代历期平均65.1天;越冬代成虫翌年4月下旬至6月上旬出现,世代历期平均209.8天.卵期1～3天;幼虫5龄,历期22～45天;越冬代蛹期141～170天;每雌可产卵105～287粒;成虫寿命3～15天.
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| 关 键 词： | 枇杷 舟蛾 代数 |
STUDY ON THE GENERATIONS IN A YEAR OF Phalera flavescens |
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| Zhu Guoqing,Xu Zujin,Liu Jiajian,Liao Jianqui,Fang Meifang.STUDY ON THE GENERATIONS IN A YEAR OF Phalera flavescens[J].Wuyi Science Journal,1999(1). |
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| Authors: | Zhu Guoqing Xu Zujin Liu Jiajian Liao Jianqui Fang Meifang |
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| Abstract: | Phalera flavescens (Bremer et Grey) is an important pest of Loquat. It shows that there exists 3 generations in a year in Putian County, Fujian Province, China. Pupae overwinter with a period of 141-170 days. The life span of the first to third generation is 62. 6, 65. 1 and 209. 8 days respectively. The adult of first to third generation emerges in the August, October and April, respectively. The period of egg is 1-3 days. The larval period has five instars and in-dures 22-45 days. The average of fecundity per female was 105-287. |
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| Keywords: | Generations Phalera flavescens |
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