scholarly journals The Effects of Temperature on the Foraging Activity of Red Imported Fire Ant Workers (Hymenoptera: Formicidae) in South China

Sociobiology ◽  
2014 ◽  
Vol 59 (2) ◽  
pp. 573 ◽  
Author(s):  
Yong Yue Lu

In this study, we investigated the effects of temperature of the ambient air, ground surface, and the soil at 5-cm deep on the foraging activity of the workers of red imported fire ant, Solenopsis invicta Buren, in South China with the method of bait traps. Significant correlations were observed between the temperature and the foraging activity of fire ants. Specifically, when the ambient temperature was above 20 °C, the fire ants foraged actively, and the activity reached a maximum when the ambient temperature was between 25 to 33 °C. But the foraging activity decreased as the ambient temperature rose higher than 34 °C. Moreover, fire ants were found to forage at maximal rates with the soil surface temperature between 27 to 40 °C. The ants started foraging when the soil temperature at 5-cm deep was between 16 to 48 °C, while 28~37 °C was the optimal temperature for the foraging activity. The extreme temperature thresholds for foraging of the ambient air, soil-surface, and soil at 5-cm deep were 11 °C/44 °C, 10 °C/57 °C, and 12 °C/48 °C respectively. 

Sociobiology ◽  
2016 ◽  
Vol 63 (3) ◽  
pp. 889 ◽  
Author(s):  
Lei Wang ◽  
Zheng Wang ◽  
Ling Zeng ◽  
Yongyue Lu

As a severe invasive pest, red imported fire ant (Solenopsis invicta Buren) had important effects on ecosystem of its infected areas. Here, we surveyed impact of S. invicta on populations of two banana insect pests, banana skipper (Erion tatorus Evans) and banana stephanitis (Stephanitis typical Distant). The results showed that influences of S. invicta on population of E. tatorus and S. typical depend on weed coverage degree of banana plantations. Comparing to the areas without S. invicta, banana skipper population was reduced by 39.2%, 41.4% and 23.4% respectively, in high, moderate and low weed coverage of banana plantations with S. invicta invasion. Banana stephanitis population was reduced by 17.8%, 43.0% and 39.2% respectively, in high, moderate and low weed coverage of banana plantations with S. invicta invasion. 


Author(s):  
Patricia J. Vittum

This chapter explores the many species of ants, order Hymenoptera, family Formicidae, which invade turfgrass areas throughout the United States. The subfamily Formicinae includes many ants found on turf. The fire ants are by far the most important and common pest ants of turfgrass in the southeastern states. Ants are primarily troublesome in turfgrass areas because they build mounds as they form subterranean homes for their colonies. They seek out drier, well-drained sandy soils that have low water-holding capacity. The galleries they form, which damage roots, add to the desiccation of the soil, and the turf in the surrounding areas becomes thin and unsightly. Mounds of various sizes and shapes, formed according to the habits of the ant species, are often detrimental to mower blades. The chapter then looks at the red imported fire ant, the turfgrass ant, and the harvester ant.


Insects ◽  
2020 ◽  
Vol 11 (11) ◽  
pp. 758
Author(s):  
Jian Chen ◽  
David H. Oi

The invasive red imported fire ant, Solenopsis invicta Buren (hereafter, fire ants), is a significant threat to public health and a danger to livestock, pets and wildlife due to their venomous stings. The fire ant has invaded many countries and regions and has become a globally significant pest. The current major tool to manage fire ants are synthetic insecticides that are used largely as stomach poisons in bait products or contact insecticides in spray, broadcast, drench, and dust products for area and nest treatments. In addition to these insecticide products, repellants and fumigants can also be useful in some unique scenarios. The ever-increasing public concern about the potential adverse effects of synthetic insecticides on health and the environment has been a driving force for searching for safer alternatives to control fire ants. Tremendous effort has been made in developing biologically-based control for managing fire ants; however, natural products continue to be one of the most attractive sources of safe alternatives to synthetic insecticides. Here, we summarized the synthetic insecticides that are currently used in managing fire ants, available alternative products in the current market, and academic efforts in searching for fire ant natural toxins, repellants and fumigants.


1998 ◽  
Vol 33 (2) ◽  
pp. 212-220 ◽  
Author(s):  
A. A. Zakharov ◽  
L. C. Thompson

Sites receiving repeated broadcast applications of fenoxycarb and hydramethylnon baits for red imported fire ant, Solenopsis invicta Buren, control were examined for impact of bait treatments on ant diversity in southeastern Arkansas. Ants collected from sugar baits belonged to three subfamilies and 25 species. As compared with checks, native ant species increased on fenoxycarb-treated plots and decreased on hydramethylnon-treated plots. Except for S. invicta, ants within the subfamily Myrmicinae practically disappeared from hydramethylnon-treated plots. Sensitivity of ants in the subfamilies Formicinae and Dolichoderinae to hydramethylnon and fenoxycarb was comparatively low. As a consequence, fenoxycarb shows promise for the integrated management of imported fire ants when broadcast applications are desirable.


2016 ◽  
Vol 12 (5) ◽  
pp. 20160059 ◽  
Author(s):  
Jackson A. Helms ◽  
Aaron P. Godfrey ◽  
Tayna Ames ◽  
Eli S. Bridge

Aerial predator–prey interactions may impact populations of many terrestrial species. Here, we use altitude loggers to study aerial foraging in a native insectivore, the purple martin ( Progne subis ), in the southern USA. Purple martins fed primarily on mating queens and males of the invasive red imported fire ant ( Solenopsis invicta ), and doubled their foraging efficiency by doing so. Across the USA, purple martins likely eat billions of fire ant queens each year, potentially impacting the spread of this species. Alternatively, predation on fire ants may help sustain populations of purple martins and other aerial insectivores.


EDIS ◽  
2006 ◽  
Vol 2006 (8) ◽  
Author(s):  
Emma Willcox ◽  
William M. Giuliano

Two species of fire ant are found in Florida, the notorious red imported fire ant (RIFA; Solenopsis invicta; Figure 1) and the less common native fire ant (Solenopsis geminata). This document is WEC 207 and one of a series of the Department of Wildlife Ecology and Conservation, UF/IFAS Extension. First published: April 2006.


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