Sabri Unal1, ASır Er2, Erol Akkuzu1* and Lubomir Salek3
....8±9.44% relative humidity. The first, second, third and fourth larval instars of C. septempunctata consumed 20.3, 54.3, 108.2, and 232.7 M. rosea, respectively. The predation efficacy of the C. septempunctata was increased with the progress of the larval instars up to the fourth which was the most voracious....
Rashid Ahmed Khan* and Muhammed Naveed
...as temperature, relative humidity and sunshine. The highest mean population of fruit fly remained at 499 in the month of August. It started to decline afterwards and remained at 348 in the month of September. The lowest population was recorded at 26, 3, 2 and 1 for November, December, January and February, respectively. The optimum monthly average temperature and relative humidity ranged from 26 to 35 °C and 60%, respect...
Syed Ishfaq Ali Shah1,*, Tassawar Hussain Malik2, Imran Rafi Khan1 and Zahid Hussain3
...elated while, % relative humidity (%R.H) was found non-significantly and positively correlated both with USDA accessions and local varieties. On overall basis, during the course of the season, lowest number of jassid/leaf was recorded on USG-12-8 (1.7) followed by USG-12-44 (3.2) and USG-12-24 (3.3) while, number of whiteflies/leaf on USG-14-2460 (11.6) followed by USG-12-24 (12.4) and USG-14-2478 (12.7) whereas, highest resistance was recorded against thrips ...
Zain-ul-Aabdin Abro1*, Naheed Baloch1, Niaz Hussain Khuhro2, Waseem Akbar Qazi2, Noor Abid Saeed3
...correlated with relative humidity....
Wajid Hasan1 and C. P. Singh2
Relationship between the population of mustard aphid,Lipaphis erysimi (Kaltenbach) and weather parameters on different cultivars of Indian mustard ( Brassica juncea L.)
...oon and morning relative humidity. The values of coefficient of determination (R ) were high (0.92 to 0.99), indicated that the population of L. erysimi governed significantly with the weather parameters. It concluded that the temperature (max. 18.7 and min. 5.0 C), relative humidity (morning 91.5 and afternoon 50.5 percent), rainfall (000.0 mm), evaporation (below 1.55 mm), bright sun shine hours (below 5.8 hr) along with w...
M. D. Maji, N.K.Das, S. Chatterjee, A. Ghosh and A.K. Bajpai
Forecasting models of bacterial leaf spot disease of mulberry for Birbhum district of West Bengal
...mperatures, min relative humidity, rainfall and number of rainy days. Step down multiple regression analysis revealed that the forecasting of BLS could best be done from min temp, minimum relative humidity and number of rainy days....
1N. Johnson Singh, 2Amitava Konar and 3Palash Mondal
Incidence of aphids in different traps on potato in Gangetic plains of West Bengal
...& minimum), relative humidity% (maximum & minimum) and bright sunshine hour had significant effect on aphid population. The same abiotic factors were quite different between the first and second year. This was due to the fact that the climatic conditions in second year varied distinctly from the first year....
Sitansu Pan and N. K. Mishra
Epidemiological studies on some diseases of guava (Psidium guajava L.)
... rainy days and relative humidity on the development of diseases like canker (Pestalotia psidii), anthracnose and die back (Colletotrichum gloeosporioides), stem canker and dry fruit rot (Botryodiplodia theobromae) and Phytophtora fruit rot (Phytophthora nicotianae var parasitica) of guava were analysed for predictive purpose from regression equations. The simple correlation coefficient matrix showed significantly positive correlation of canker severity with m...
P. Barma and S. Jha
Biology, seasonal activity of fruit fly (Bactrocera cucurbitae Coq.) on pointed gourd (Trichosanthes dioica Roxb.) and weather relations
...f the pest. The relative humidity % of morning hours had significantly negative correlation (r = -0.451) and that of evening slightly positive (r = +0.284). Rainfall had insignificantly positive (r = +0.195), soil temperature significantly positive (r = +0.555) and the bright sun shine hours insignificantly positive (r = +0.103) effects on the population development
...
S. Patra, V.W. Dhote, SK F. Alam, B.C. Das, M.L. Chatterjee and A. Samanta
Population dynamics of major insect pests and their natural enemies on cabbage under new alluvial zone of West Bengal
...um temperature. Relative humidity and rainfall had negative influence on pests and natural enemies during the study period. ...
Dinesh Kachhawa and Sahidur Rahman
Factors influencing incidence of red spider mite of tea, Oligonychus coffeae (Nietner) in Assam
...m and minimum), relative humidity, total rainfall and bright sunshine hours were collected for the entire period of study from the Department of Agrometeorology, AAU, Jorhat.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 ...
Syed Tanveer Shah* and Muhammad Sajid
...smn;2°C and relative humidity of 50%, hence recommended for the grower of Peshawar valley. ...
Muhammad Hannan Ahmed1, Muhammad Irfan Ullah1,*, Abu Bakar M. Raza1, M. Afzal1, A. Khaliq1, Yasir Iftikhar2 and Hafiz Muhammad Aatif3
...ly temperature, relative humidity and rainfall) also play vital role in the population dynamics of sucking insect pest complex like jassid, aphid, thrips and mites. The present study was conducted on six cotton cultivars (3 Bt and 3 non-Bt) to monitor the population dynamics of thrips in relation to abiotic climatic factors. Interaction effect was found significant in Bt varieties but not for non-Bt cultivars. Average thrips populat...
Attaullah Ansari* and Nasreen Memon
...flies. Moreover relative humidity, rainfall and cloudiness were also negatively correlated with hoverfly population but their correlation was not significant. Habitat wise variation in average population size, species richness, evenness and diversity index were also calculated. The highest and lowest degrees of population size, richness and evenness and diversity were recorded in agriculture crops and fodder crops, respectively. ...
Tasleem Akhtar*, Muhammad Asif Aziz, Muhammad Naeem, Muhammad Sheraz Ahmedand Imran Bodlah
...37 **), whereas relative humidity and rainfall had significantly negative correlation (r= -0.759; P= 0.0041 **, r= -0.715; P= 0.0089 **).
...
Bashir Ahmad1*, Ahmad-Ur-Rahman Saljoqi1, Hayad Zada2, Shahid Sattar1, Toheed Iqbal3, Saddam Hussain1 and Muhammad Saeed4
...of temperature, relative humidity and rainfall on population of Plutella xylostella (L.) in Cauliflower, Brassica oleracea crop at District Haripur of Khyber Pakhtunkhwa. Field studies results showed that the population of P. xylostella gradually increased from mid of July where the population was 2.1 and 2.0 larvae and pupae per plant in the year 2012 and 2013 respectively. The population increased in September to highest number of larvae and pupae per plant ...
Ahmed Aziz Kurd, Amanullah, Saifullah Khan, Basharat Hussain Shah and Munir Ahmed Khetran*
...ept in a shade house and humidity was increased manually by hand sprinkling (four times in a day). Highest rooting percentage (60%) was obtained in the cuttings treated with 3000 ppm. The maximum average number of roots per cutting (4.443) and average root length (5.687 cm) were recorded with 4000 ppm IBA treatment. Percentage of rooted cuttings decreased with increased IBA concentration, whereas, number of roots and root length increased with increased IBA co...
Ummad-ud-Din Umar*, Muhammad Aslam Khan**, *Ateeq-urRehman*, Abdul Hannan***, Syed Atif Hasan Naqvi*, Azhar Ali Khan****, Muhammad Asif Zulfiqar****
DEVELOPMENT AND VALIDATION OF POTATO LEAF ROLL VIRUS DISEASE PREDICTION MODEL BASED ON ENVIRONMENTAL FACTORS FOR FAISALABAD, PAKISTAN
...r temperatures, relative humidity and rainfall were employed as independent variables while PLRV disease incidence served as the response variable. Stepwise regression analysis was performed to select potentially useful predictor variables for model development. In stepwise regression analysis minimum temperature, relative humidity and rainfall emerged as the main contributing environmental variables for disease development....
Grace C. Onyishi, Ifeanyi Oscar N. Aguzie, Christopher D. Nwani*, R.N.N. Obiezue and I.C. Okoye
...uito abundance, relative humidity and temperature in Nsukka, Nigeria. Hospital records from three hospitals in Nsukka town: Bishop Shanahan Hospital, University of Nigeria Medical Centre and Sadiq Hospital were examined for malaria prevalence and intensity from January to July 2015. Indoor biting Anopheles mosquitoes were collected by standard procedures within the study duration. Meteorological data on relative humidity<...
Shagufta Andleeb*1, Shabana Shaukat1, Chaman Ara2
...;Cand at 50-60% relative humidity till hatching. Natural hatching was obtained as 92.5, 32.5, 72.5, and 87.5% in control, dose, dose+antidote, and anitodote groups respectively with delayed hatching in some cases in dose and dose+antidote groups. Chicks and dead embryos were studied for morphological and morphometric analysis. Liver tissues were dissected out from each group for histological analysis. Cadmium chloride induced significant developmental abnormal...
Farhan Ahmad1,*, Muhammad Waris Sanjrani1, Shah Nawaz Khuhro1, Asif Sajjad2, Abid Ali3, Rashad Rasool Khan3, Farooq Ahmed3 and Junhe Liu4,*
...temperature and relative humidity are important factors for higher cotton yields in all cotton growing regions. Cotton whitefly (Bemisia tabaci G.) being vector of CLCuV in Pakistani cotton crop is responsible to cause an economic damage. A survey of whitefly populations and its parasitism with connection to temperature and relative humidity was conducted in fourteen cotton growing districts of Sindh province (souther...
Muhammad Haroon Hullio1,4, Abdul Ghani Lanjar2, Abdul Rahman Dhuyo3, Imran Khattri4 and Agha Mushtaque Ahmed4*
...temperature and relative humidity). In last, the varietal screening of 30 local rice varieties in term of pest population was observed. The data were collected for two rice growing seasons 2012 to 2013. In results, the maximum mean population of 15.25 WBPH/25 hills at 38 0C with 50% relative humidity was observed in district Badin in the first week of August, 2012. The correlation results regarding mean population of WBPH al...
Ejaz Mahmood Ahmad Qureshi1,*, Amtul Bari Tabinda2, Seemal Vehra3 and Atif Yaqub4
...-rainy season while with humidity and rainfall; these were significant in only early rainy and early post rainy seasons. It was concluded that higher MIR in mosquitoes indicated increased infectivity in them.
...
Xiao-Ying Ren1, Di Zhang2 and Wan-Long Zhu1,*
...enced by temperature and humidity; E. olitor, E. custos and E. chinensis were main influenced by diet. Thus, the environmental factors (temperature, humidity and diet) may lead to the difference of geometric morphometry of skulls characteristics in Eothenomys.
...
Ateeq ur Rehman1, Syed Atif Hasan Naqvi1*, Ummad-ud-Din Umar1, Muhammad Irfan Zafar1, Faqeer Hussain2, Muhammad Asif Zulfiqar3 and Azhar Ali Khan3
...relation of the relative humidity of morning, evening and temperature positively in both of the rust disease. Fungicidal application showed great reduction in the management of the disease. ...
Ajmal Khan Kassi1*, Humayun Javed1 and Tariq Mukhtar2
...tudied. Average relative humidity was found positive and significantly correlated with fruit infestation. Average precipitation showed positive but non-significant correlation in case of all the cultivars except Singhnath 666 which was positive and significant. On the other hand, average temperature was found non-significant and negatively correlated in case of Brinjal Long 6275, Round Brinjal 86602 and Singhnath 666 while significant but negatively correlated...
Sonia1, Khuram Nawaz Sadozai1*, Noor Paio Khan2, Abbas Ullah Jan1 and Gulnaz Hameed3
...ature, precipitation and humidity was also inquired through this research. Panel data of wheat crop’s input and aforesaid climatic variables for the period of thirty years (1985-2015) was employed to figure-out the major findings. Econometric diagnostic tests were used to verify the model stability. Therefore, LM test was encompassed to detect the serial correlation. The result of Hausman test has suggested applying “Fixed Effect Model” for f...
Hande Küçükönder1, Pınar Çelebi Demirarslan1,*, Aykut Burgut2 and Mustafa Boğa3
...erature (oC), humidity (%) and feed per hen (g)] that provide effectiveness ii) Determination of targeted improvement values for the ineffective months to become effective. With this hybrid approach, which is based on the integration of the Data Envelopment Analysis (DEA) and Grey Relational Analysis (GRA), the effective months are determined by DEA method and a performance rank is performed between the effective months by GRA method. It has been in...
Sun Hong1, Zhang Yifeng1, Wang Baishi2, Li Yangwei1, Xu Wenbo1, Mao Runkun1 and Wang Zhenglong1,*
... and the temperature and humidity in the underground burrows of mandarin voles in Xinzheng, Henan Province, China during the spring and summer of 2015. Our results show that 1) the depth and complexity of the burrow were higher during summer than during spring; 2) maximal CO2 levels (2.55%) and minimal O2 levels (16.04%) were recorded in the underground burrows during summer; and 3) the temperature and humidity
Mujahid Niaz Akhtar* and Amjad Farooq
...all and evening relative humidity while negative significant with minimum temperature. Linear regression equation is used to predict bollworm population to minimize economic losses.
...
Emre Barlas1 and Elif Yamaç2,*
... (11) bats. Temperature, humidity, length of caves, distance to nearest settlement, paved road, water source, agricultural area; height, width and orientation of cave entrance and activity of cave values were determined. Seven out of 10 recorded bat species were evaluated as new records for the area. There was a significant preference for caves which were situated at lower altitude, far from paved road and close to water source. Bats were mostly found in longe...
Zeshan Siraj1*, Amjad Farooq1 and Zahid Mehmood2
...ir temperature, relative humidity and rainfall) on different cultivars of Bt. cotton from May-November 2011 -May-November 2013 at cotton research institute, Multan, Pakistan, Jassids appeared in 21st Standard Meteorological Week(SMW)and attain its peak in 36th SMW. Maximum and minimum mean population of jassids (4.19±0.16 and 0.03±0.13 per leaf) was observed in September and November 2011, respectively. Maximum and minimum population of jassids (...
Muhammad Mansoor1, Khalid Usman2*, Shahid Hameed Khan Khalil3, Abdul Mateen Khattak4, Muhammad Ehsan Elahi1, Muhammad Waqas Imam Malik2 and Amir Hamza2
...erature and relative air humidity, which affect fruit quality. During dates’ drying process high temperature and low humidity is required. This research was conducted at Arid Zone Research Center, D.I. Khan, Pakistan for quick and safe ripening of date fruits under controlled conditions. For ripening of date fruits, 35 ± 5°C temperature and 80 ± 5% relative humidity...
Muhammad Ramzan1, Unsar Naeem-Ullah1*, Muhammad Ishtiaq1, Ghulam Murtaza2, Mirza Abdul Qayyum1 and Faisal Manzoor1
...parameters (temperature, humidity and rainfall on two cotton genotypes; Bt (MNH-992) and Non-Bt (Cyto-124). The four natural enemies i.e. ladybird beetle, green lace 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 lady...
Muneer Abbas1*, Muhammad Ramzan1, Niaz Hussain1, Abdul Ghaffar1, Khalid Hussain1, Sohail Abbas2 and Ali Raza3
...tion (r=0.807). However, humidity had no significant impact (2.9 %) on per unit population attraction in light traps (r=0.029). Increasing adult catches trends of H. armigera and S. litura had significantly reduced larval populations in the field. Temperature had 12.3, 11.3, 10.5, 7.1 and 6.3 % impact on per unit population change of Agrotis Sp., Microtermes Spp., H. armigera, S. litura and B. tabaci respectively. While humidity...
Muhammad Akbar Ali Shah1, Gamze Özel2, Christophe Chesneau3, Muhammad Mohsin4, Farrukh Jamal5* and Muhammad Faheem Bhatti6
... average temperature and humidity during crop period and Model II is based on average temperature and humidity during crop period. The factors affecting rice crop production are also tested. Durbin-Watson test is applied to measure the serial correlation in the residuals and variation inflation factor (VIF) is also applied to test the multicollinearity. The VIF values of independent variables in Model I indicate the presence...
Muhammad Zeeshan Nazar*, Ayyan Umer, Zahid Mahmood Sarwar, Faiz Ullah Faiz and Sikandar Hussain
...required temperature and humidity with appropriate hygienic condition to B. mori are advised to produce healthy silk. ...
Aurang Zeb, Abdur Rab and Shujaat Ali*
...lusmn;1 0C with relative humidity of 45-50 %). ...
Yasir Iftikhar1, Mustansar Mubeen1,2*, Waqas Raza1, Qaiser Shakeel3, Waseem Abbas1, Shehzad Iqbal1 and Ashara Sajid1
...x and min), and relative humidity (RH). Whereas, disease severity in moderate resistant varieties also showed a significant correlation with temperature. However, disease severity in the moderate resistant varieties were significantly correlated with the temperature and relative humidity. Highest disease incidence (39.33 %) was recorded at maximum temperature 19ºC. However, the disease severity was found to be highest (...
Ehsan-Ul-Haque1, Akbar Hayat1*, Muhammad Asim1, Sajjad Hussain2, Muhammad Shakeel Hanif3, Muhammad Zubair1, Muhammad Abdullah Jamil1 and Faheem Khadija1
...h 90±05% relative humidity for 60 days followed by one week of storage at ambient conditions. Least decay incidence 1.2% and 1.8% respectively in Kinnow and Willow leaf was observed in fruit treated with fungicide in wax followed by fruit treated with Potassium sorbate in wax (2.8% and 3.6%). TSS and acidity showed conversely increasing and decreasing trends respectively in both type of fruits with extension of storage period. Willow leaf proved as a cl...
Waqar Majeed1, Naureen Rana1, Elmo Borges de Azevedo Koch2* and Shahla Nargis1
...lated to diversity while humidity was negatively correlated to diversity and abundance. Results might be beneficial in developing the strategy for natural biological control. This can only be achieved by coordinated planning and conservation measures among sites.
...
Sumaira1, Syed Mohsin Bukhari1, Maqsood Iram2, Arshad Javid1, Ali Hussain1, Waqas Ali1, Khalil Ur Rehman3, Shahla Andleeb3, Irfan Baboo4 and Nimra Khalid1
.... Higher temperature and humidity accelerated the ecdysis process.
... 
