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1.
记述花蓟马属1新种--海南花蓟马 Frankliniella hainanensis Zheng et Feng,sp.nov..模式标本保存在西北农林科技大学昆虫博物馆.  相似文献   

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A second member of the Australian endemic genus Australothrips Bagnall (Thripidae: Panchaetothripinae) is described. This species, Australothrips aliceae , was found at sites near Darwin, Northern Territory on the leaves of Calytrix brownii (Myrtaceae). It is of systematic interest because it approaches in structure the members of the palaeotropical genus Phibalothrips Hood that live only on grasses.  相似文献   

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The thrips Ceratothripoides claratris is an efficient vector of the Capsicum chlorosis virus (CaCV). Transmission studies with a natural population of C. claratris found in a greenhouse ‘GH’ and a ‘colony’ derived from this ‘GH’ population by selection and inbreeding resulted in lowering the percentage of viruliferous individuals within the ‘colony’. After passing through approximately 20 generations, the ‘colony’ lost the ability to transmit the CaCV. When either viruliferous or non‐viruliferous virgin females reproduced parthenogenetically, 81% of F1 arrhenotokous males inherited their viruliferous status from their mothers, whilst, no viruliferous offspring arose from non‐viruliferous virgin mothers. Crosses between viruliferous and non‐viruliferous individuals suggest that the competence of the thrips C. claratris as a vector for this virus is probably a heritable trait controlled by a recessive allele.  相似文献   

4.
An illustrated key is provided for the identification of 35 genera of Thripinae (Thysanoptera: Thripidae) from Iran with comments for each genus. Chirothrips maximi Ananthakrishnan and Limothrips cerealium Haliday are recorded from Iran for the first time. A checklist is provided of Thripinae recorded from this country.  相似文献   

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Elixothrips brevisetis (Bagnall), a species exotic to Brazil, is first recorded in the country. Individuals were collected on banana fruits (Musa sp.) (Musaceae) in July 2010 in the municipality of Luís Alves, state of Santa Catarina, causing rusting on the fruit peel in several bunches of bananas.  相似文献   

8.
Rozhina  V. I. 《Entomological Review》2020,100(7):1005-1008
Entomological Review - Data on the first record of Bolacothrips jordani in Russia (Kaliningrad Province) found on Alopecurus pratensis and Elytrigia repens are reported.  相似文献   

9.
A key is provided to the species of Aptinothrips: elegans Priesner, karnyi John, rufus (Haliday) and stylifer Trybom, with notes on their biology, host preferences and distribution. The following new synonymies are also included: Thrips imaginis Bagnall (= Aptinothrips apertus Kelly and Mayne); Aptinothrips stylifer Trybom (= Aptinothrips nitidulus forma groenlandica Richter).  相似文献   

10.
The third species of the genus Pezothrips Karny, P. brunicornis Mirab-balou et Tong, is recorded for the first time from Iran. It was collected on flowers of Dianthus macranthoides in the Dalab forests in Manesht and Ghelarang protected area, northeastern part of Ilam Province.  相似文献   

11.
The genus Parexothrips Priesner of Rhamphothrips genus-group(Thripidae: Thripinae) is recorded in China for the first time. A new record species, Parexothrips tenellus(Priesner), is described and illustrated from China. A key to genera of Chinese Rhamphothrips genus-group is provided. Examined specimens are deposited in the Insect Collection of Department of Entomology, South China Agricultural University(SCAU).  相似文献   

12.
胡劭骥  朱建青  张鑫 《四川动物》2012,31(1):98-101,178
报道中国蝴蝶新纪录1属4种:新纪录属为索灰蝶属Suasa de Nicéville,1890;新纪录种为弄蝶科的纹毛弄蝶Darpa striata(H.Druce,1873)、蛱蝶科的米纹黛眼蝶Lethe minerva(Fabricius,1775)、灰蝶科的帝娆灰蝶Arhopala dispar Rileyet Godfrey,1921和哈燕灰蝶Rapala hades(de Nicéville,1895),并附简要描述对比及野外观察记录。  相似文献   

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记述分布于内蒙古的逍遥蛛科蜘蛛1新种:武川狼逍遥蛛Thannatus wuchuanensis sp.nov和2中国新纪录种:北极狼逍遥蛛Thanatus arctivus Thorell,1872;草原狼逍遥蛛Thanatus stepposus Logunov,1996.  相似文献   

17.
Resistance to Thrips palmi (Thysanoptera: Thripidae) in beans   总被引:2,自引:0,他引:2  
Resistance in beans, Phaseolus vulgaris L., to the melon thrips Thrips palmi Karny was studied under field conditions at two sites in Colombia. Genotypes were rated for resistance on the basis of visual damage scores, bean production ratings (a visual estimate of pod and seed set), and grain yields. Of 1,138 genotypes tested, only 60 (5.3%) were rated as resistant. Repeated testing allowed us to identify potential sources of resistance in five germplasm accessions (G 02402, G 02852, G 03177, G 03569, and G 04055), one commercial variety ('Brunca'), six elite breeding lines (A 216, DOR 714, EMP 486, FEB 115, FEB 161, and FEB 162), 41 recombinant inbred lines derived from the BAT 881 x G 21212 cross, and seven recombinant inbred lines derived from a cross between DOR 364 and BAT 477. Resistance was not associated with maturity, growth habit, pubescence, and seed color or seed size. In general, correlations between visual damage scores and bean production ratings and between damage scores and yield were high and significant meaning that selection on damage rating is useful to identify genotypes that may have tolerance as a mechanism of resistance. The continuous distribution of damage scores of 139 recombinant inbred lines suggested that the inheritance of resistance to the melon thrips might be quantitative. Overall, resistance levels in beans can be considered as moderate, because none of the genotypes tested received damage scores of <3 on a 1-9 scale and none was ever rated as highly resistant in terms of bean production ratings.  相似文献   

18.
Thrips hawaiiensis (Morgan, 1913) is an important insect pest of fruits and vegetables. At present, it is primarily distributed in tropical and subtropical area. For a better understanding of the genetic makeup and migration patterns of T. hawaiiensis throughout the world, we isolated 11 novel polymorphic microsatellite loci from an enriched genomic library based on a biotin/streptavidin capture protocol. Genetic parameters were estimated on 80 individual thrips from two natural populations. The results showed that all 11 loci were highly polymorphic; the number of alleles ranged from six to 37, and nine loci demonstrated polymorphic information content (PIC) > 0.5. The observed (H O) and expected (H E) heterozygosities ranged from 0.350 to 0.925 and 0.307 to 0.952, respectively. Furthermore, only four locus/population combinations significantly deviated from Hardy–Weinberg equilibrium (HWE). These microsatellite markers have potential utility in population structure and gene flow studies of this species.  相似文献   

19.
Structures previously identified as spermatophores in Chirothrips manicatus are interpreted as genital armature. The male genitalia, including the armature, are described and figured.  相似文献   

20.
Abstract. The species of Thrips Linnaeus from the Indian region are revised, and a key is provided to the thirty-three valid species, including eight new species and one new subspecies, Eight species customarily included in Taenio-thrips Amyot & Serville are here included in Thrips and six species are newly placed in synonymy: Thrips hawaiiensis (Morgan) (= Thrips exilicornis Hood from Africa); Thrips palmi Karny (= leucadophilus Priesner from Sudan); Thrips brunneus Anan. & Jaga. ( =speratus zur Strassen from South West Africa); Thrips tabaci Lind.(= kallarensis (Anan.) from India); Thrips sumatrensis Priesner (= lucaenae Moulton from Guam); Thrips simplex (Morison) (= Taeniothrips quinani Moulton from South Africa). Isoneurothrips Bagnall is regarded as a synonym of Thrips , and Isothrips is treated as a synonym rather than as a sub-genus. Two nominal species, beharensis (Ram. & Marg.) and rostratus (Ram. & Marg.) are considered unrecognizable at present.  相似文献   

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