Temperature dependent survival and fecundity of Lepidelphax pistiae Remes Lenicov (Hemiptera: Delphacidae), a potential biological control agent of Pistia stratiotes L. (Araceae)

被引:0
|
作者
Goode, Ashley B. C. [1 ]
Minteer, Carey R. [2 ]
Tipping, Philip W. [1 ]
Pokorny, Eileen [1 ]
Valmonte, Ryann J. [1 ,4 ]
Foley, Jeremiah R. [3 ]
Knowles, Brittany K. [1 ]
机构
[1] ARS, USDA, Invas Plant Res Lab, 3225 Coll Ave, Ft Lauderdale, FL 33314 USA
[2] Univ Florida, Indian River Res & Educ Ctr, Ft Pierce, FL USA
[3] Virginia Polytech Inst & State Univ, Dept Entomol, Blacksburg, VA 24061 USA
[4] Univ Cent Florida, Dept Mat Sci & Engn, Orlando, FL 32816 USA
关键词
Delphacid; planthopper; insect development; reproductive rate; IMMATURE STAGES;
D O I
10.1080/09583157.2020.1713299
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Lepidelphax pistiae Remes Lenicov (Hemiptera: Delphacidae) is monophagous on Pistia stratiotes L. (Araceae), an invasive floating plant in Florida. Temperature studies were conducted to determine the optimal temperature for development and reproduction for this potential biological control agent. Egg development time decreased as temperature increased from 17 degrees C to 30 degrees C. No eggs developed and no nymphs survived at 15 degrees C. Adult females survived the longest at 15 degrees C, indicating that they might be more resilient to cold temperatures. Optimal temperature for nymph development was 25 degrees C with 29% surviving to adulthood in 18.2 +/- 0.4 days.
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页码:396 / 401
页数:6
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