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Position: Home > Articles > STUDY ON THE GENERATIONS IN A YEAR OF Phalera flavescens Wuyi Science Journal 1999 92-94

枇杷舟蛾年发生代数的研究

作  者:
朱国庆;徐祖进;廖剑秋;刘加建;方梅芳
单  位:
莆田县果树研究所
关键词:
枇杷;舟蛾;代数
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.
译  名:
STUDY ON THE GENERATIONS IN A YEAR OF Phalera flavescens
作  者:
Zhu Guoqing Xu Zujin Liu Jiajian Liao Jianqui Fang Meifang (Fruit Research Institute of Putian County, Fujian, China)
关键词:
Generations; Phalera flavescens
摘  要:
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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