scholarly journals Toxicities of Insecticides to Striped Flea Beetle, Phyllotreta striolata (Fabricius)

2021 ◽  
Vol 63 (0) ◽  
pp. 131-132
Author(s):  
Takeo Imura
Author(s):  

Abstract A new distribution map is provided for Phyllotreta striolata (Fabricius) Coleoptera: Chrysomelidae, Alticinae Striped flea beetle, turnip flea beetle. Attacks turnip, cabbage, rape and other Cruciferae. = Phyllotreta vittata(Fabricius) Information is given on the geographical distribution in EUROPE, Albania, Austria, Belgium, Bulgaria, Crete, Czech, Republic Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Irish, Republic Italy, Luxembourg, Netherlands, Norway, Poland, Slovakia, Spain, Sweden, Switzerland, United Kingdom, Yugoslavia, RUSSIA, Amur, Irkutsk, Kamchatka, Karelia, Khabarovsk, Kiev, Leningrad, Magadan, Primorye, Ryazan, Sakhalin, Smolensk, ASIA, Andaman Islands, Bhutan, Burma, China, Anhui, Fujian, Gansu, Guangdong, Guangxi, Hainan, Heilongjiang, Hubei, Hunan, Jiangsu, Xizhang, Hong Kong, India, Assam, Tripura, West Bengal, Indonesia, Java, Sumatra, Japan, Korea, Kurile Islands, Malaysia, Sarawak, Peninsular Malaysia, Mongolia, Myanmar, Nepal, Okinawa, Sikkim, Singapore, Taiwan, Thailand, Tibet, Vietnam, NORTH AMERICA, Canada, Alberta, British Columbia, Manitoba, Ontario, Quebec, Saskatchewan, USA, California, Connecticut, Florida, Illinois, Kansas, Louisiana, Maryland, Mississippi, New Hampshire, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Tennessee, Texas, Virginia, Wisconsin.


1979 ◽  
Vol 111 (12) ◽  
pp. 1345-1353 ◽  
Author(s):  
H. G. Wylie

AbstractPhyllotreta cruciferae (Goeze) was usually the most abundant flea beetle on crops of Argentine rape, Brassica napus L., in Manitoba, followed in order by Phyllotreta striolata (F.) and Psylliodes punctulata Melsh. These three species and small numbers of Phyllotreta bipustulata (F.) were present on volunteer rape in the spring. A few specimens of a fifth rape-eating species, Phyllotreta robusta Lee, were trapped in April after hibernating. The three main species were recorded in all 16 localities in which samples of flea beetles on rape crops and/or volunteer rape were collected. Details of seasonal life history of each species are presented, as well as data on the abundance of the three main species throughout the year on rape crops, in overwintering habitats and on volunteer rape in spring. The relative abundance of P. cruciferae, P. striolata, and Ps. punctulata in different rape-growing areas of Manitoba is discussed.


Nematology ◽  
2018 ◽  
Vol 20 (6) ◽  
pp. 503-518 ◽  
Author(s):  
Xun Yan ◽  
Yinying Lin ◽  
Zhenmao Huang ◽  
Richou Han

Summary The biological and biocontrol traits of two entomopathogenic nematode isolates, Steinernema pakistanense 94-1 (Sp94-1) and Heterorhabditis indica 212-2 (Hi212-2), were evaluated. The highest yield of infective juveniles (IJ) in monoxenic sponge culture system for Sp94-1 and Hi212-2 was 3.52 (± 0.45) × 105 and 7.08 (± 0.11) × 105 IJ g−1, respectively. The optimum storage temperature was 25°C for Sp94-1 and 14°C for Hi212-2. Sp94-1 showed greater tolerance to heat exposure and UV radiation, while S. carpocapsae All, a commercial strain, was more resistant to osmotic pressure, desiccation, cold treatment and hypoxia than the other tested isolates. Hi212-2 suppressed the Phyllotreta striolata larvae when applied at 1.5 × 109 IJ ha−1 or higher concentrations, while Sp94-1 suppressed the P. striolata larvae only when applied at 4.5 × 109 IJ ha−1. Our study indicates the possibility of commercialisation of the EPN isolates, and further confirms their efficacy against the P. striolata larvae in the field.


1976 ◽  
Vol 108 (1) ◽  
pp. 53-55 ◽  
Author(s):  
L. Burgess ◽  
J. E. Wiens

AbstractA small colony of the striped flea beetle, Phyllotreta striolala (F.), has been maintained in a cage in the greenhouse for more than 21/2 years. Horseradish [Armoracia rusticana (Lam) Gaertn., Mey. & Scherb.] was found to be a suitable host plant, and the caged beetle colony has followed a similar life cycle to natural populations in the field.


1981 ◽  
Vol 113 (5) ◽  
pp. 441-447 ◽  
Author(s):  
L. Burgess

AbstractThe three most important flea beetle pests of western Canadian rape crops appear to be selective in choosing their overwintering sites, as the greatest densities of overwintering adults of Phyllotreta cruciferae (Goeze) and Psylliodes punctulata Melsh. were found in leaf litter and turf beneath hedges and(or) shelterbelts, while that of Phyllotreta striolata (F.) was found in these materials beneath groves of native trees. Most beetles overwintered near the surface in leaf litter and turf rather than in the underlying soil. Within a habitat, sample to sample variation for each species was usually large and the overwintering populations appear to have an aggregated distribution pattern. Winter samples over a 6-year period from all five habitat types combined or from parkland groves reflected the continuously low level of the field population of Psylliodes punctulata, and a marked increase in the field population of P. striolata that occurred in one year. Winter samples taken from hedges and(or) shelterbelts provided little information on population sizes or trends except for indicating the general low level of the Psylliodes punctulata population. Winter mortality was low for all three species. The foregoing information will be useful for developing future sampling plans so that overwintering flea beetle populations can be estimated more reliably.


2019 ◽  
Vol 113 (2) ◽  
pp. 887-895 ◽  
Author(s):  
James Mason ◽  
Adam Michael Alford ◽  
Thomas Patrick Kuhar

Abstract Flea beetles, are common pests of cabbage Brassica oleracea L. (Brassicales: Brassicaceae) and eggplant Solanum melongena L. (Solanales: Solanaceae), but little is known about the flea beetle populations in Virginia, their impact on yield, or the most effective control methods. This research investigates flea beetle populations and the impact of their feeding injury on cabbage and eggplant in Southwest Virginia and determines the most efficacious control methods. In Whitethorne, VA, cabbage and eggplant crops were vacuum sampled weekly throughout two summers (2015, 2016). Crucifer flea beetle, Phyllotreta cruciferae (Goeze) (Coleoptera: Chrysomelidae), and striped flea beetle, Phyllotreta striolata Fabr. (Coleoptera: Chrysomelidae) were found on cabbage; whereas, eggplant flea beetle, Epitrix fucula (Crotch) (Coleoptera: Chrysomelidae), and the tobacco flea beetle, Epitrix hirtipennis (Melsheimer) (Coleoptera: Chrysomelidae) were found on eggplant. To evaluate the impact of flea beetle feeding on these plants flea beetle densities and defoliation were assessed weekly and individual plant, as well as whole plot yields, assessed at harvest. For cabbage, significant yield reductions were observed between 1 and 20% and >60% defoliation. Similarly, significant yield reductions were observed between 41 and 60% and >60% defoliation for eggplant. The efficacy of various insecticides was also evaluated. Soil application of the systemic neonicotinoid dinotefuran, imidacloprid, and the foliar-applied bifenthrin resulted in the fewest beetles, the least amount of leaf defoliation, and the highest yield in cabbage and eggplant. This research helps vegetable growers to better understand the severity of these pests and how to effectively combat them.


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