Muhammad Khalid Mukhtar*
...1804 is a large genus of spider with cosmopolitan distribution but has not been much studied in Pakistan. Two new species, Oxyopes chenabensis new species, and Oxyopes bidentata new species are being reported from Punjab.
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Muhammad Basit1, Shafqat Saeed2, Mushtaq Ahmad Saleem3, Rana Zulfiqar4
...enemies, ladybeetles and spiders were found to be the putative predators with maximum population of 3.9 and 3.5 individuals/plant, respectively. Further, correlation study indicated that syrphids and chrysoperla had a significant positive correlation with A. gossypii and T. orichalcea, respectively. Likewise, spiders and lady beetles had significant positive relationship with B. tabaci, N. inconspicuous and Empoasca spp. F...
Abida Butt,* Imtiaz Alam and Rabia Naz
...me web parameters of the spider, Argiope trifasciata, with its body measurements was investigated. Also, role of stablimenta in efficiency of capturing prey was discussed by comparing web parameters and number of intercepted insects in decorated and non-decorated webs. For the study, 236 randomly selected webs of A. trifasciata were observed in the rice fields around the cities of Sheikhupura and Lahore, Punjab, Pakistan. In the adult
Dharmishthabahen R. Shah and Abhishek Shukla
Reaction of gerbera cultivars to spider mite, Tetranychus urti-cae Koch (Tetranychidae: Acari) under polyhouse conditions
...r their reaction against spider mite, Tetranychus urticae Koch under the polyhouse conditions. Results showed that the gerbera cultivar Cherany was highly tolerant with lowest mite popu-lation (1.62mites/plant) whereas Venezia and Fana were tolerant to spider mite with 7.72 and 9.67 mites per plant, respectively. The gerbera cultivar C. F. Gold (13.31 mites/plant) and Stanza (15.56 mites/plant) were medium tol-erant under po...
Dinesh Kachhawa and Sahidur Rahman
Factors influencing incidence of red spider mite of tea, Oligonychus coffeae (Nietner) in Assam
...hat.The incidence of red spider mite, Oligonychus coffeae on tea leaves was maximum during month of April to May-June and September-October (2011). The minimum number of mites was recorded from July- August and November (2011) to February (2012). The data taken from 1st week of April, 2011 to last week of March 2012. In case of eggs population, there was a gradual increasing trend in egg number to reach the peak population in the month of April. From April to ...
1Sitesh Chatterjee, 1Chirasree Gangopadhyay and 2Santosh Kumar Roy
...prole in main-field. The spider population was recorded maximum in the chlorantraniliprole granule applied plots in comparison to scheduled spray plots.
...
Teresa Napiórkowska* and Julita Templin
... Eratigena atrica spider, which had a well-developed prosoma and an additional, partly developed head with two segmented pedipalps and one chelicera with two fangs. The larva was obtained as a result of a teratological experiment based on the application of temperatures of 14 and 32°C changed every 12 h for the first ten days of spider embryogenesis.
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Saleh S. Alhewairini1,* and Mahmoud M. Al-Azzazy1,2
...festation of two spotted spider mite, T. urticae on tomato plants.
... 
Hafiz Muhammad Tahir1, Khanum Zahra2, Arooj Zaheer2, Khizar Samiullah3
...ng process, chemistry of spider silk fiber, mechanical properties and applications of silk in health, military industry and many other fields is discussed. Its antifungal and antimicrobial potentials are also explored. Researchers are trying to introduce advanced methods to manufacture spider silk artificially to enhance silk production. Silk fiber can be designed after determining type and sequence of constituent amino acid...
Hafiz Muhammad Tahir*, Arooj Zaheer and Rabia Yaqoob
...na theisi, an orb-weaver spider of Araneidae family. Evident inhibition of fungal growth was observed on bread treated with web silk of N. theisi as compared to untreated control. It is concluded that silk of N. theisi possess antifungal property....
Muhammad Zeeshan Majeed1,2,*, Abu Bakar Muhammad Raza2, Muhammad Afzal2,Hafiz Salah-ud-Din2, Imtiaz Sarwar2, Muhammad Yahya2 and Khurram Shehzad3
...Staphylinidae) (14-28%), spiders (Araneae) (5-18%) and earthworms (Lumbricidae) (2-20%) were the most abundant and more active, hence, were more captured in pitfall traps in summer season. Termites (isopteran) and earthworms were more captured in monoliths. By and large, macroinvertebrate fauna was lower in the soils studied as compared to other tropical and subtropical regions reported elsewhere. Therefore, keeping in view the key role of soil invertebrates i...
Muhammad Khalid Mukhtar1,*, Hummaira Iqbal1, Hafiz Muhammad Tahir2, Haseena Ghulam Muhammad1 and Muhammad Irfan1
...tion rate of web weaving spider Cyrtophora citricola, was observed. Live spiders for the study were collected from citrus orchards of Sargodha and maintained individually in the laboratory. Both the control and insecticide treated spiders were offered larvae of Drosophila melanogaster in different densities. C. citricola increased prey consumption as the prey density w...
Phong Huy Pham
Nesting biology of a spider wasp Auplopus sp. (Hymenoptera: Pompilidae) in Vietnam
...ioned with a single prey spider whose legs were amputated. The prey spiders were immatures of a species of the genus Heteropoda, family Sparassidae. Developmental time of egg, larva, pre-pupa, pupa, and pre-adult was 6 - 7, 13 - 14, 5 - 7, 41 - 43, and 3 - 4 days, respectively. The duration of egg to adult development ranged from 68 to 75 days....
Mujahid Niaz Akhtar* and Amjad Farooq
...septempunctata, Lynx spider and preys Helicoverpa armigera, Pectinophora gossypiella, Earias vitella populations found on cultivated cotton crops (government approved varieties) in Southern Punjab, Pakistan. Data was collected after ten days of interval during crop season from 2014 to 2016 randomly. Significant Correlations coefficients were observed which can be used for effective pest control program to predict predator prey ratio.
Sehrish Ashraaf1, Hafiz Muhammad Tahir1, Muhammad Akram Qazi2, Shaukat Ali1*
.../i> (COI) in spiders used as a marker to delimit species. Based on morphological identification and sequencing of CO1 gene, a total of 22 species of spiders belonging to five families were investigated and compared within each species and among families for nucleotide frequency distribution of all species collected. We had found non-significant difference in frequency of nucleotides in COI with...
Muhammad Ramzan1, Unsar Naeem-Ullah1*, Muhammad Ishtiaq1, Ghulam Murtaza2, Mirza Abdul Qayyum1 and Faisal Manzoor1
...ce wing, syrphid fly and spider were studied. The population of the natural enemies remained active throughout the studied period. The population of green lace wing and ladybird beetle were maximum in June to September, respectively. The study showed that green lace wing and ladybird beetle showed positive correlation with temperature while negative with rainfall. While, spider’s population showed negative correlation ...
Riaz Shah1* and Margaret Appleby2
...urticae, two-spotted spider mite(TSSM), become a major problem in crops. TSSM is mainly controlled with synthetic acaricides. Some low-risk pesticide options are available and included in IPM. In this study, contact and residual toxicity of selected low-risk pesticides were tested against TSSM adult females and three commonly available predators (Phytoseiulus persimilis Athias-Henriot, Neoseiulus fallacis McGregor and Stethorus punctillum ...
Hafiz Muhammad Tahir*, Palwasha Jabeen, Chand Raza, Shaukat Ali
...v>Silk is harvested from spiders and silkworms throughout the world. Spider silk varies in types and functions according to the gland producing them. The silk in mulberry and non-mulberrys silkworms also varies from each other. Spidroin is the protein found in spider silk while silkworm silk is made up of an inner core of fibroin and outer layer of sericin protein. After the removal of ser...
Zübeyde Kumbıçak1,* and Hatice Poyraz2
...ed totally fourteen male spiders. The two Drassodes species had karyotypes comprising 10 pairs of autosomes plus sex chromosomes which were X1X20 (♂) type. All chromosomes including sex chromosomes were telocentric and relative lengths of autosomal pairs were decreased gradually in size. All male meiosis was chiasmate and during the first meiotic division stages, 10 autosomal bivalents and generally one chiasma per bivalent (rare...
Gulnaz Afzal1, Ghulam Mustafa2*, Shakila Mushtaq3 and Amer Jamil4
...nguished five species of spiders using their CO1 gene sequences and compared them with 40 earlier published sequences, retrieved from GenBank on the bases of maximum similarity index. The sequences of gene encoding CO1 of all five spider species were deposited in GenBank. Out of five spiders in this study, three species i.e. Leucauge decorata, Oxyopes javanus an...
Hina Nazli, Abida Butt*
...Thiamethoxam on the lynx spider Oxyopes javanus Thorell, 1887 under laboratory conditions. The field rate of both insecticides caused approximately 50% mortality in the population of O. javanus. Toxicity data showed that these insecticides are slightly harmful ( caused < 80% mortality) towards studied spider. Insecticide residues of different ages were used to evaluate the residual toxicity of both in...
Numan Ahmad, Shahid Bashirand Shahid Rauf
DESIGN OF MINITURISED MIMO ANTENNA WITH W-LAN BAND NOTCHED FOR ULTRA WIDE BAND (UWB) APPLICATIONS
...operating band. A ‘spider’ shape structure is etched on the ground as a decoupling structure to obtain impedance matching as well as desired isolation. W-LAN notched band in the entire Ultra Wide band is obtained by etching a couple of straight line on the ground plane. A very compact UWB-MIMO antenna with overall dimension of 20×20 mm2 has been proposed which is smaller than most of other MIMO antennas designed for UWB. Impedance bandwidth f...
Numan Ahmad1, Shahid Bashir1*, Shahid Rauf1
DESIGN OF MINITURISED MIMO ANTENNA WITH W-LAN BAND NOTCHED FOR ULTRA WIDE BAND (UWB) APPLICATIONS
...operating band. A ‘spider’ shape structure is
etched on the ground as a decoupling structure to obtain impedance matching as well as desired isolation. W-LAN
notched band in the entire Ultra Wide band is obtained by etching a couple of straight line on the ground plane. A
very compact UWB-MIMO antenna with overall dimension of 20×20 mm2 has been proposed which is smaller than
most of other MIMO ...
Sehrish Ashraaf1, Hafiz Muhammad Tahir1* and Sajida Naseem2
...identified the cursorial spiders of different families using DNA barcoding as it is very helpful in identifying species where morphological identifications can be difficult e.g., delimitation of juvenile stages. Standard barcode region of CO1 gene of 64 samples was amplified. The sequences of 658 base pairs were recovered from 62 samples, representing 7 families, 20 genera and 27 species. Araneidae was
Sana Mehmood1, Hafiz Muhammad Tahir1*, Muhammad Summer1, Sher Muhammad Sherawat2, Shaukat Ali1*, Sajida Naseem3
...gical identifications of spiders from rice ecosystems of district Lahore, Sialkot and Mandi Bahauddin, Punjab, Pakistan by using DNA barcoding. A total of 2736 spiders were collected from July to October during 2018-19. They were brought to the laboratory for subsequent morphological identification, DNA extraction and sequencing. We identified 38 morph-species, representing 22 genera and 8 families. Accuracy of morphological...
Huijuan Sheng1, Xiang Xu1, Haiqiang Yin1*and Muhammad Irfan1,2
...A new species of pholcid spider, Khorata danxia Sheng and Xu, sp. nov. (♂♀), is described from Danxiashan National Nature Reserve in Guangdong, China. The new species is diagnosed, described and illustrated with photographs.
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Hafiz Muhammad Tahir*, Iram Liaqat*, Junaid Nadeem, Hammad Aamir and Shaukat Ali
...ustify;">The notion that spider silk possesses antibacterial potential dates back to the time of ancient Greece when it was frequently used as wound dressings. In recent years, several studies have investigated the alleged antibacterial potential of spider silk but the results have largely been inconclusive. The studies either failed to consider the inhibitory effects of the processing chemicals or did not investigate whethe...
Ali Ikhwan1*, Dian Indratmi1, Faridlotul Hasanah1, Manar Fayiz Mousa Atoum2,3 and Irum Iqrar4,5
Leila Shirani Bidabadi1,2, Mulood Mohammadi Bavani3, Fatemeh Janjani4, Abedin Sghafipour5*
...an be fatal. The Iranian spider species belongs to 51 families and comprising 763 species. Of these families, Theridiidae and Sicariidae are the most medically important. The genus Latrodectus (Theridiidae) is the most dangerous spiders in Iran and it comprising five species. Among which Latrodectus tredecimguttatus (black widow spider) is the most poisonous spider...
Samina Malik1, Tahira Jabeen Ursani1, Naheed Mehmood Soomro1, Naeem Tarique Narejo2, Jawaid Ahmed Khokhar1* and Asif Soomro1
...nd circadian behavior of spiders occurring in two agricultural districts of Sindh, Pakistan were investigated over a four-year period from 2015-2018. Sample size was 2808 specimens which were arranged into 25 species, 15 genera and ten spider families. After analyzing the data from growing to harvesting of sugarcane, two spider guilds were identified on the basis of feeding and circadian b...
Dzulhelmi Muhammad Nasir1,*, Suriyanti Su2, Van Lun Low3, Zulqarnain Mohamed1 and Norma-Rashid Yusoff1
...though diverse groups of spiders are present in tropical countries, very little attention has been given on various types of differences that exist within these groups, particularly for the groups of tropical spiders in Malaysia. The morphological and genitalia characteristics are traditionally used to identify species variants. However, in this study, a molecular approach was utilized to produce a more precise and accurate ...
Ijaz Haider1,2*, Muhammad Riaz2, Sikandar Ali2, Qurban Ali1, Ali Noman3, Dilbar Hussain1, Imran Nadeem1, Muhammad Faheem Akhtar1, Aqsa Abbas1, Asad Aslam1, Hafiz Saad Bin Mustafa2, Ejaz Ul Hassan2, Muhammad Zubair2, Muhammad Saleem1 and Muhammad Kamil Malik1
...tle, green lace wing and spiders was significantly higher as compared to other treatments. It is evident from the results that SA has enhanced plant resistance against whitefly and thus reduced the damage of pest. SA can be used as alternative combination for the management of cotton whitefly and the amount of insecticide can be reduced for the control of whitefly....
Muhammad Hasnain1*, Muhammad Hussnain Babar1, Ghulam Sarwar1, Muhammad Kashif Nadeem2, Sajid Nadeem3, Muhammad Akram4, Ali Raza4, Mussurrat Hussain5, Qaisar Abbas5 and Muhammad Shahid4
Compatibility of Selected Insecticides Against Sucking Insect Pests of Cotton Under Field Conditions
M. Tariq Mushtaq1, Faisal Manzoor1, M. Ishtiaq1*, Mirza Abdul Qayyum1, Muqarrab Ali2, M. Akram3, M. Rafiq Shahid3 and Saleem Riaz1
...es reduced population of spiders, green lacewing and pirate bugs population as compared with control (untreated plot). Almost all combinations were effective as compared to control treatments even at half doses. So, these insecticides could be applied in rotation with each other to reduce insecticides resistance and combined attack of whitefly and jassid. However, it is recommended that integrated pest management approach using different control tactics for co...
NUSRAT MAJEED* & ABIDA BUTT
...2017, to collect jumping spiders from twelve different localities of Pakistan. Specimens (2556) were collected which belong to twenty-eight species and twenty-one genera. This study added twenty-three first records of species from ten genera. The female of Phintella indica is in this study for the first time....
Bilal Saeed Khan1*, Muhammad Aneeb Shahzad1, Muhammad Irfan Ashraf2, Zahid Mahmood Sarwar3, Muhammad Farooq4 and Awias Rasool5
...enae F.) and two-spotted spider mites (Tetranychus urticae Koch) and their natural enemies such as ladybird beetle (Coccinella septempunctata Linnaeus) and predatory mite (Amblyseius andersoni Chant). The leaf dip method was used to conduct bioassay and this experiment was performed under Complete Randomized Design (CRD) with three replications. The results showed that N. tabacum extract was more toxic to aphids, two-spotted spider
