Hayat Badshah1*, Farman Ullah1, Abid Farid2, Ahmad-U-Rahman Saljoqi1, Sajjad Ahmad3
...uction (7.8 ± 0.4 nymphs/adult female) when separated and kept without food from their respective host plants. China rose therefore seems to have the potential as suitable host for the rearing of P. solenopsis under laboratory conditions for the mass scale production of Aenasius bambawalei. However, further study is suggested to identify if there are any detrimental effects on the reared parasitoid i.e. a tri-trophic effects on parasitoid- Aenasius bamb...
Waheed Anwar*, Muhammad S. Haider, Ahmad A. Shahid, Hamid Mushtaq, Usman Hameed, Muhammad Zia Ur Rehman and Muhammad Javed Iqbal
...es was evaluated against nymph and adult of Bemisia tabaci. Under controlled conditions different species of Fusarium restrained the growth of B. tabaci as compared with control.
... 
1Parvin Noor and 2Md. Nashir Uddin
Morphological changes of different castes of the subterranean termites (Odontotermes proformosanus) in fungus combs of termitophiles
...morphological changes of nymphs while they stayed within the fungus comb. Biological attributes indicated that Odontotermes proformosanus are polymorphic in nature and have exopterygote post-metamorphic development. During the period of study, eggs and nymphs were collected in different seasons from the fungus combs of termite mounds. Eggs of O. proformosanus were found profusely in fungus comb in the months of March, May, S...
K.N. Ahmed and M.R. Hasan
Sudden outbreak of mealy bug and armoured scale causing severe damage to economic crops in Bangladesh
...total period of all four nymphal stages lasted for 32.6 ± 4.17 days at an average room temperature of 28 ± 2ºC and 70-75% RH during September, 2009. Male mealybug has a short life span of 3.0 ± 0.21 days. Females live for nearly 80.7 ± 10.43 days with an oviposition period of approximately 21 days. This mealybug is capable of active movement throughout its adult life. The stripped mealy bug, Ferrisia virgata (Cockerell) was fou...
SK Fashi Alam, Atanu Seni and Ajoy K Sahoo
Biology of the mealybug, Phenacoccus solenopsis Tinsley (Pseudococcidae: Hemiptera) on sprouted potato and brinjal plant
...e laboratory. The female nymphs moulted three times for becoming adults while the male took four moultings. The female and male nymphs completed development in 14.45± 0.96 days and 19.53±1 days, respectively on brinjal plant at 20-36.2° C temperature and 15.1±1 days and 18±0.82 days respectively on sprouted potato. The ratio of the male: female were 1:1.75 and 1:1.87. The duration from
M. A. Al-Helal, K. N. Ahmed, N-E-P. Khanom, and S. Bulbul
Observations on papaya mealybug, Paracoccus marginatus Williams & Willink (Hemiptera : Pseudococcidae) damag-ing some crops in Bangladesh
...es through egg and three nymphal stages to become adult. Generally, three and four nymphal instars occur in case of female and male mealybug, respectively. The adults are most active in warm, dry and humid weather. The male adult mealybugs possess two pairs of wings. Female have no wings and move by crawling short distances or by being blown in air currents. Female usually lays 100 to 600 eggs. Eggs are greenish-yellow in co...
Dipak Mandal, Paramita Bhowmik, Pronobesh Halder and M. L. Chatterjee
Determination of relative toxicity and base line data of dif-ferent insecticides against cotton mealybug (Phenacoccus solenopsis Tinsley)
...alues against 3rd instar nymphs of cotton mealybug, Phenacoccus solenopsis in the Department of Agricultural Entomology, Bidhan Chandra Krishi Viswavidyalaya (BCKV), Mohanpur during 2012. Both treated food untreated insect and treated food treated insect methods were followed. The lowest LC50 values through treated food untreated insect method were recorded in chlorpyriphos 20 EC (226 ppm) and dichlorvos 75 EC (282 ppm) in treated food treated insect method, w...
Goutam Samui and S. Jha
Biology, seasonal incidence and management of Apsylla cistellata Bucton. on mango in West Bengal
...ed with the emergence of nymphs. To manage the shoot gall psylla, mechanical control (Pruning) and insecticidal control measure were taken up in the district of Murshidabad. In mechanical control, both pruning of 15 cm and 30 cm of affected shoots resulted in the formation of lower number of gall/shoot as compared to control. But pruning at 30c m had been found to be most effective in managing the psyllid gall. In insecticidal control, lowest number of galls w...
Temel Gokturk1, Elif Tozlu2,* and Recep Kotan2
...ng on R. simulans nymphs and adults. B. thuringiensis subsp. kenyae, B. brevis and B. sphaericus GC subgroup D were the most effective on nymphs, whereas B. thuringiensis subsp. kurstakii, P. chlororaphi, and B. brevis were the most effective on adults. Under controlled conditions, mortality rate varied between 19.58%-42.08% in nymph
Quratulain*, Muhammad Aslam**, Muhammad Khalid Rafique*, Mian Atiq Ahmad* and Rashid Mahmood***
POPULATION DYNAMICS OF ROSE APHID MACROSIPHUM ROSAE L. ON DIFFERENT CULTIVARS OF ROSA INDICA L. IN PAKISTAN
... average number of aphid nymph, winged and wingeless adults on leaves, buds and flowers were 11.11, 4.97 and 10.13, respectively observed on Perfecta variety...
Ayesha Iftikhar1,*, Muhammad Asif Aziz1, Muhammad Naeem1, Munir Ahmad1 and Tariq Mukhtar2
...ed more cotton mealy bug nymphs at 24 ± 0.5 °C. Net predation rate (C0) of the beetle was 5548, 4463.2 and 2016.90 at 24 ± 0.5 °C, 27 ± 0.5 °C and 32 ± 4 °C, respectively. The values of transformational rate (Qp) exhibited that 25.62, 42.11 and 74.50 nymphs of P. solenopsis were required per female beetle to lay one egg at 24 ± 0.5 ...
Ahmed Ali Samejo* and Riffat Sultana*
...were passed through five nymphal stages during development into adult in field as well as in laboratory condition. Comparative morphometry revealed that in relation to previous stages 2nd and 3rd nymphal stages gained much more length and weight as compared to 4th and 5th nymphal stages. Correlations between length and weight of hoppers of each <...
Fakhra Soomro1,*, Riffat Sultana2 and Muhammad Saeed Wagan2
Hafiz Abdul Ghafoor*, Muhammad Afzal, Muhammad Luqman and Muhammad Zeeshan Majeed
...tions against 2nd instar nymphs of D. mangiferae using standard twig-dip bioassay method according to Completely Randomized Design. Results showed that both factors i.e. insecticidal treatments (F 9, 245 = 146.90, P < 0.001) and time (F 4, 245 = 445.75, P < 0.01) and their interaction (F 36, 245 = 9.20, P < 0.001) had a significant effect on the mortality of mealybug nymphs. The most effective novel chemistry insect...
Muhammad Ishaque Mastoi1*, Ibtasam Riaz2, Syed Muneeb Haider2, Arfan Ahmed Gilal3, Anjum Shehzad4, Ahmed Zia4 and Abdul Rauf Bhatti4
...ptempunctata on eggs and nymphs of P. minor. Results confirmed that both species of coccinellid showed feeding potential against eggs and nymphs of P. minor. Comparatively, M. sexmaculata showed higher feeding than C. septempunctata on various immature stages of M. minor. Moreover, both the species showed relatively more preference on eggs of P. minor than nymphs. Therefore, both the speci...
Illahi Bux Bhatti1, 2*, Imran Khatri2, Maqsood Anwar Rustamani2 and Riffat Sultana3
...number of whitefly (0.38 nymphs + puparia per cm2 per leaf) with highest % mortality (79.89) was recorded in T11 (cultural control + biological control + chemical control), followed by T10 (Cultural control + Biological control + Yellow sticky traps) in which recorded 0.48 nymphs + puparia with 74.60% mortality. The next best treatment was T7 (cultural control + chemical control) in which recorded 0.56 ...
Khursheed Ahmed, Shoaib Freed*, Rana Fartab Shoukat and Kanwar Waqas Ahmad
...st 5th instar nymphs of O. hyalinipennis. The combined treatment of isolates of entomopathogenic fungi and synthetic insecticides caused higher mortality of O. hyalinipennis. Moreover, the combined treatments decreased the adult emergence, male and female longevity, while increased the nymphal duration. The results indicated that these entomopathogenic fungi can provide better control in combination ...
Haroon1,2, Yu-Feng Meng1, Zahid Khan1, Farzana Perveen2, Muhammad Ather Rafi3, Sayed Waqar Shah4, Xiao-Hong Su1 and Lianxi Xing1,*
Hina Maryam1, Muhammad Ather Rafi2, Ahmed Zia1, Ghulam Rasul3, Muhammad Kamal Sheikh3*, Muhammad Qasim4 and Gulnaz Parveen5
Muhammad Farhan1, Ghulam Murtaza1, Muhammad Ramzan2, Muhammad Waqar Sabir3, Muhammad Arsalan Rafique2, Saif Ullah2
...rnea larvae on different nymphal instars of Myzus persicae was investigated in ambient laboratory conditions at University of Agriculture, Faisalabad. Chrysoperla carnea was found very active and consumed all stages of aphid. The predation rate of Chrysoperla carnea was increased with increase in larval instars (1st to 3rd). Third instar of Chrysoperla carnea was very voracious feeder and fed large number of aphid instars nymph<...
Muhammad Sarmad, Syed Muhammad Zaka* and Syed Muhammad Tahir Abbas Shah
...annuus. Shorter nymphal duration was observed on Gossypium hirsutum 20.00±0.14 days as compared to Abelmoschus esculentus 21.00±0.26 days and Helianthus annuus 23.80±0.20 days. The longer adult life was observed on G. hirsutum (female 13.40±0.76 days and male 12.20±0.22 days) as compared to A. esculentus (female 9.40±0.40 days and male 8.20±0.37 days) and H. annuus ...
Ghulam Murtaza1*, Muhammad Ramzan2, Amna Razzaq4, Muhammad Numan3, Rukhsar Beanish4, Ayesha Zafar4, Muhammad Shan Latif3 and Muhammad Adnan3
Screening of Brinjal (Solanum melongena) Varieties against Jassid, Amrasca bigutulla bigutulla
...gions of the world. Both nymphs and adults of Amrasca bigutulla bigutulla suck the cell sap from underside the leaves resulting in leaves curling and yellowing. Jassid (Amrasca bigutulla bigutulla) inject toxic materials into leaves which results necrosis. An experimental study was conducted by using randomized complete block design (RCBD) during 2018 to check the resistant brinjal varieties (Nirala, Dilnasheen and Bemisal) against jassid (A. bigutulla bigutul...
Abid Mahmood Alvi1*, Naeem Iqbal1,2, Javid Iqbal3, Kazam Ali4, Muhammad Shahid1, Waqar Jaleel5,6,7, Hafiz Azhar Ali Khan8 and Tiyyabah Khan8
... for thrips (15.46-27.53 nymphs and adults/leaf) and August 29, 2016 for whitefly (11.40-20.80 nymph and adults/leaf).
...
Sabina Noor1*, Fatimah Abang1 and Hamady Dieng2
Biology of an Exotic Butterfly Acraea terpsicore (Linnaeus, 1758) (Nymphalidae: Heliconiinae), in a Newly Invaded Region, Sarawak, Borneo
... in Sarawak, Borneo. The nymphalid butterfly tawny coster is widely distributed throughout the Indian and Sri Lankan region and has expanded its distribution range southward through Southeast Asia and Australia. Currently establishing its population in Kalimantan, it was firstly detected in Sarawak in 2013. Comparative observations on the life-cycle were conducted in relation to the urbanization levels. Passiflora foetida was recorded as the primary host plant...
Ahmad Ur Rahman Saljoqi, Muhammad Salim* and Iftikhar Ahmad
...ps (Thrips tabaci)nymph and adult populations in garlic crop during the year 2017-18. The experiment was laid out in Randomized Complete Block Design having two factors with three replications and six treatments. Treatments Emamectin 1.9 EC @ 750 ml ha-1, orange (Citrus aurantium L.) peel extract @ 5%, neem (Azadirachta indica) seed extract @ 5%, neem oil @ 3%, green lacewing, Chrysoperla carnea @ 3 eggs plant-1
AdlyAbd-Alla1,2, MahaNada3, Francois Cousserans1, and Max Bergoin1
...nfection of third instar nymphs by feeding on contaminated food
induced similar disease symptoms and bioassay experiment confirmed virus concentration
response mortality. Injection of a purified virus suspension to third instar larvae of Galleria
melonella and Spodopteralittoralis failed to induce any mortality indicating that the virus is
most likely host specific to N. viridula. This virus is similar to the pre...
Gulnaz Ismaylova
...fected by the pest. Both nymphs and adults of O.japonica cause serious damage to plants. When the females lay their eggs, it files the sprouts by the ovipositor and let them dry. Wintering is carried out in the egg phase. Nymphs begin to hatch from overwintered eggs in early May. The eggs of O. japonica were also photographed under a JCM-6000 electron microscope and given dimensions. It turned out that the surface of the egg...
Muhammad Irfan Ullah1*, Muhammad Arshad1, Abu Bakar Muhammad Raza1, Nimra Altaf1, Muhammad Afzal2
... adults (1.80/plant) and nymphs (10.4/plant) was observed after exposure to imidacloprid than the rest of the chemicals. Similarly, CLM larval population was also observed lower (1.13/plant) when imidacloprid was applied. The least affected chemical was spirotetramat, as the population of both pests was recorded higher on citrus plants after application of this insecticide compared to others. Our findings indicate that imidacloprid can be considered the best i...
Nagarathinam Arunkumar*, Jainullabudeen Gulsar Banu, Nagarajan Gopalakrishnan and Arkalgud Hiriyannaiah Prakash
...s was tested against the nymphs and adults of Solenopsis Mealybug, Phenacoccus solenopsis Tinsley and the Striped Mealybug, Ferrisia virgata Cockerell infesting cotton. The results clearly indicated that the bacterial isolates A. lwoffii PSAD2 and A. beijerinckii PSAD7 expressed maximum mortality percentage against the mealybugs. The results of this study will be helpful in developing lipase-based microbial insecticides for the mana...
Madiha Nawaz and Shoaib Freed
... fungi on 2nd nymphal instar of P. solenopsis under laboratory conditions by immersion method. Three entomopathogenic fungi; Beauveria bassiana (isolates Bb-01, Bb-08), Metarhizium anisopliae (isolates Ma-11.1, Ma-2.1) and Isaria fumosorosea (isolates If-2.3, If-02) showed percent mortalities of (61.0%, 85.0%), (78.0%, 56.0%) and (52.0%, 54.0%) with LC50 values of (4.25×108, 2.54×108...
Muhammad Rizwan, Abu Bakar Muhammad Raza, Muhammad Zeeshan Majeed*, Muhammad Arshad
...ynamics of D. mangiferae nymphs and adults on citrus plants. Results showed that the average population of mealybug nymphs (9.92 individuals per branch) and adults (14.55 individuals per branch) was higher in Bhalwal as compared to Kotmomin and Sargodha. The maximum population of nymphs (31.93 individuals per branch) was observed during April and the adult population was maximum (34.86 ind...
Ch. Muhammad Rafiq1, Muhammad Rizwan1*, Bilal Atta1, Arshed Makhdoom Sabir1, Misbah Rizwan2, Muhammad Arshad3, Muhammad Zeeshan3, Hamza Latif3, Usama Bin Khalid1, Shawaiz Iqbal1
...More number of N. lugens nymphs (80.0-95.0 number/plant) were recorded with less spaced planting geometry as compared to higher spaced planting geometry (27.0-29.5 numbers/plant) during both years. With different planting geometry, no significant difference was recorded in the agronomic parameters except yield and 1000 grain weight. The highest yield was recorded in a plot with 90 cm path followed by 60, 30 and 0cm path, respectively. Towards different doses o...
Abdullah Channo1*, Asmatullah Kaka1, Qudratullah Kalwar2, Imdadullah Jamali3, Ghulam Jelani2, Muhammad Bakhsh4, Ghulam Nabi Dahri5 and Jai Parkash Goil6
...imal behavioral changes, nymphomania, anestrus, repeat breeding, pelvic ligament relaxation, tails head elevation, determination of progesterone level in plasma and milk by using kits of progesterone assay, and to confirm the diagnosis of COD, mostly trans rectal palpation and trans rectal ultrasonography methods have been used. COD should be treated by using different treatment protocols such as hormonal, medicinal and homeopathic medicines....
Muhammad Rizwan, Abu Bakar Muhammad Raza*, Muhammad Zeeshan Majeed and Muhammad Arshad
...ested against 3rd instar nymphs of mealybug. Results showed that mean mortality was higher (76.67%) after the application of A. indica extract, followed by E. camaldulensis (66.67%) at 72 h post-exposure. The least effective botanicals were C. citratus and C. album showing 26.67 and 20.0% mean mortality of mealybug, respectively. The mortality rate was increased by increasing the concentration of botanicals up to 25.0%. Furthermore, probit values revealed the ...
A. N. Mahar, N. D. Jan†, A. Q. Mahar and S. R. Gowen
... were studied to control nymphs of black cricket Gryllus bimaculatus. Larvae (6
Zubair Ali, Muhammad Sohail*, Yasir Ameen, Hamidullah, Ishtiaq Ahmed and Mehwish Malik
...t breeding issues due to nymphomenia, follicular cysts, Luteal cysts, Buserelin 0.0105 mg/lecirelin 50µg and PGF2α Analogue100µg Intramuscular (IM) were used. Further research on the efficacy of protocols that integrate ultrasonography with timed AI protocols for re-synchronzation of ovulation, differential management strategies for cows carrying twin fetuses conducted....
Muhammad Saad Waqas, Li Xia, Tian-Ci Yi*, Liang-Yu Sun, Rong Xiao and Dao-Chao Jin*
...ngs suggest that larvae, nymphs and adults adjust relocation patterns based on conditions they faced....
Imtiaz Khan1*, Bashir Ahmad1, Ahmad ur Rahman Saljoqi1, Shah Alam Khan1, Javed Khan3 and Muhammad Azim Khan2
...usilla (eggs cluster and nymphs/adults) was recorded from the leaves of the plants. The experimental results were of the view that could be used to conclude the research that the different varieties have different behaviour towards hosting the P. perpusilla. The population Pyrilla perpusilla (eggs clusters and nymphs/adults) were found highest on CPF-252 while least population of P. perpusilla was recorded on CPF-249 in both...
Baoxuan Nong1,2, Biqiu Wu3, Anlong Xu2, Wenai He2 and Yongfu Qiu2*
...ng the number of hatched nymphs. Two resistance varieties N22 and OB677 were crossed with susceptible line 9311 to develop mapping populations, which were applied to map the resistance genes/QTLs. In the results, rice variety PTB33 showed high resistance to both brown planthopper (BPH) and WBPH, varieties N22, RBPH327, and OB677 showed moderate resistance to WBPH. Host choice test and seedling survival rates further verified the WBPH resistance of PTB33, N22, ...
A. E. Aboul-Ata, Mohga, M. El-Tahlawey, M. A. Amer and A.M. Mandour
...throughout newly hatched nymphs without acquiring virus. ...
G. A. Bajwa and Hanif Gul
Wali-ur-Rehman and M. Ismail Chaudhry
...
Termik gave 100%kill of nymphs and adults within 3 to 7 days in each height groups of plants. Terracur gave 100%mortality of nymphs in 10-20 days only in the smaller plants. Disyston rated 3rd by giving 96%mortality of nymphs only in highest dose and smaller
plants. Disyston other insecticides other insecticides showed no effect against the pest. In check all nym...
Naseer Hussain and R. E. Pfadt
...i>Aulocara elliotti nymphs were raised from the first nymphal stage to the final instar on the leaves of crested wheat grass and western wheatgrass. The average efficiency of Conversion of Ingested Food to Body Substance (E.C.Ia of the male grass-hoppers fed on crested wheatgrass was found to be 8.50 percent compared to J 33% for those fed on western wheatgrass. The highest, 9A2 percent, occurre...
Waheed Iqbal* and Muhammad Faheem Malik
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Cell-Free Systems: Platform for Sustainable Commercial Biomanufacturing of Biochemicals
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