Tahir Khan, Raziuddin, Fakharuddin* and Muazam Jamal Razi

...as conducted to estimate genetic variability, heritability and genetic advance for important attributes in Brassica napus using 10 parental lines and their 21 F4 populations. Significant differences were observed among genotypes, parents, F4 populations and parents versus F4 populations for days to 50% flowering, days to maturity, plant height, primary branches plant-1 and main raceme length. Among parents, CA...

Ehtisham Shakeel Khokhar1*, Amir Shakeel1, Muhammad Amir Maqbool1, Muhammad Waheed Anwar1, Zoraiz Tanveer1 and Muhammad Fahad Irfan2 

...carried out to study the genetic variability, coefficient of variations, heritability, genetic advance and correlation among 20 F1 hybrids and 9 parents in upland cotton. Line × tester mating design was deployed to develop crosses and 29 cotton genotypes were field planted in randomized complete block design (RCBD) in three replications to assess the genotypes for plant height (cm), number of sympodial branches, number of monopodial branches, seed cotton...

Syed Asif Imran Shah1*, Shah Jehan Khan2, Kalim Ullah1 and Obaid Ullah Sayal

... significant (P>0.01) genetic variability among cotton germplasm. Highest and close symmetry between phenotypic and genotypic coefficient of variances while lower values of environmental coefficient variance were observed for all the studied attributes which reflected that these traits were genetically controlled and under less influence of environment. Higher broad sense heritability and expected genetic advance reflected that all attributes were governed ...

 Z. A. Soomro, M.B. Kumbhar, A.S. Larik*, M. Imran** and S.A. Brohi***

...< 0.01) and exhibited genetic variability among the genotypes for all the traits except sympodia/plant. Genetic parameters computed through variance components method show that all the traits were highly heritable in F2 and F3 generations except sympodia/plant, indicating quantitative pattern of inheritance, offering better chances of selection for these traits in F2 and F3 generations. The traits namely plant height, bolls/plant and seed cotton yield/plant...

 Oguz Bilgin, Kayihan Z. Korkut, Alpay Balkan, and Ismet Baser*

...amme. Highly significant genetic variability was present in parents and their genetic combinations for the characters. The degree and direction of heterosis varied for different characters and for different hybrids. The highest heterosis over mid and better parents (120.14-109.93%) was recorded in hybrid of Kyzyltan91xIDSN209 for grain weight/spike. Maximum limits of heterosis over mid and better parent for spike length, spikelets/spike, grains/spike, spike de...
Saba Rafique1,2,*, Khalid Naeem1, Naila Siddique1, Muhammad Athar Abbas1, Aamer Ali Shah2, Akbar Ali1, Abdul Rahim1 and Farooq Rashid1

 Kalim Ullah*, Zahid Usman*,Niamatullah Khan*, Rehmat Ullah**, Fazal Yazdan Saleem***, Shahid Iqbal Khattak**** and Muhammad Ali*****

GENETIC DIVERSITY FOR YIELD AND RELATED TRAITS IN UPLAND COTTON GENOTYPES
...periment to evaluate the genetic variability and yield potential in cotton cultivars was conducted at the Cotton Research Station, D.I.Khan, Pakistan, during 2013. The experiment was carried out in Randomized Complete Block design replicated four times. The genetic material comprised nine cotton cultivars viz., Gomal-93, SLH-373, BH-186, BH-172, CIM-573, CRIS- 342, CIM-591, CIM-608 and DNH-105. Results depicted the significant (P≤0.01) differences for the i...

Basharat Hussain Shah*, F. S. Hamid*, Shams ul Islam*, Fayaz Ahmad*, Sohail Aslam*, and Noorullah Khan*

EVALUATION OF DIFFERENT PEA (PISUM SATIVUM L.) GENOTYPES FOR YIELD AND OTHER ATTRIBUTES AT SHINKIARI, MANSEHRA
...o find out the amount of genetic variability that may exist in different pea cultivars. For this purpose six advance lines/commercial pea varieties were collected from Ayub Agricultural Research Institute (AARI) Faisalabad and one local variety was included in the experiment as a control. The experiment was conducted during 2014-15 at National Tea & High Value Crops Research Institute (NTHRI) Shinkiari, Mansehra. Altogether seven pea genotypes were laid ou...
Ali Haider Saleem1,*, Khalid Javed2, Masroor Ellahi Babar3, Tanveer Hussain3, Asad Ali2, Afzal Ali2, Nisar Ahmad2, Muhammad Zahid Farooq1 and Muhammad Dawood2
...onfirmed the presence of genetic variability among Lohi animals; this variation might be associated with other economic traits for future breeding programs and marker assisted selection.
...
Ehtisham Shakeel Khokhar*1, Amir Shakeel1, Muhammad Amir Maqbool1, Muhammad Khubaib Abuzar2, Sumaira Zareen2, Syeda Sana Aamir4 and Muhammad Asadullah4
...dicating the presence of genetic variability except fiber fineness. δ2GCA/δ2SCA ratio depicted the predominance of non-additive types of gene action for plant height, number of monopodial branches, number of sympodial branches, numbers of bolls, boll weight, seed cotton yield, lint percentage, fiber length and fiber strength. The parents VH-259, CRS-456 and AA-703 among lines and PB-39 among testers displayed significant GCA e...

Baharullah Khattak1*, Saifullah2, Shaukat Hussain2, Musharraf Ahmad2, Asad Ali2, Mohammad Junaid2, Ijaz Ahmad Khan3, Taj Ali Khan1 and Mubbashir Hussain1 

Aqeela Ashraf1,2,*, Muhammad Imran1 and Yung-Fu Chang2
...industry due to its high genetic variability, enormous number of environmental sources and increased resistance to antibiotics. The present study was aimed to determine the antimicrobial resistance of E. coli isolates from bovine mastitis and identification of antimicrobial resistance and virulence genes associated with them. Antimicrobial susceptibility testing was performed by disk diffusion method. Resistance and virulence genes were detected by PCR....
Adel A. Basyouny Shahin,1,* Amira M. Metwally Mohamed2 and Abd El-Reheem A. El Shatter2

 

...erent alleles. Levels of genetic variability between the two forms were relatively low and are comparatively either within the range or quite different from those of the same species occurring elsewhere. The means of expected (He) and observed (Ho) heterozygosity were 0.175 ± 0.503 and 0.124 ± 0.496, respectively, the mean percentage of polymorphic loci (P) was 29.42%, while the mean number of alleles pe...

Ghulam Abbas1, Muhammad Jawad Asghar1, Muhammad Rizwan2*, Muhammad Akram1, Jaffar Hussain1 and Fiaz Ahmad1 

... requires information on genetic variability and correlation of traits. For this purpose, fifty eight exotic and indigenous diverse mungbean genotypes were evaluated for seed yield and other related traits. The genetic analysis of mungbean germplasm revealed high genotypic (GCV) and phenotypic (PCV) coefficients of variability for biological yield (GCV% = 31.70, PCV% = 33.58), harvest index (GCV% = 27.80, PCV% = 30.16) and seed yield (GCV% = 25.28, PCV% = 27.5...

Rizwana Qamar1, Maria Ghias1, Fida Hussain1, Sajida Habib1, Muhammad Khuram Razzaq2*, Muhammad Aslam1 and Imran Habib3 

... presence of significant genetic variability among hybrids and inbred lines. Hybrids had more tolerance to drought conditions on both levels of water stress treatments. With the increase in stress, root length and leaf temperature increased, while shoot length, plant fresh and dry weight, chlorophyll fluorescence and relative water content decreased at seedling stage. Hybrid FH-630 and Hysun-33 are identified as the most drought tolerant genotypes used in pres...

Imadud Din1*, Fazal Munsif1, Irfan Ahmad Shah3, Hamayoon Khan1, Fahad Ullah Khan1, Ibrarullah2, Shahab Uddin4 and Tauqir Islam1 

...he existence of adequate genetic variability among the tested wheat genotypes. High PCV and GCV were found in grains spike-1, while highest broad sense heritability with inferior genetic advance was recorded for plant height. Wheat genotype PR-110 out performed for grain yield, while PR-103 exhibited higher biological yield. Highest number of productive tillers m-2 was counted for PR-111, while intense leaf area index was displayed by PR-103. Hybrid-404 had re...

Arshad Iqbal1*, Syed Mehar Ali Shah1, Hidayat ur Rahman1, Faiza Aman2 and Aziz-ur-Rahman

Faiz Muhammad1,2, Canfeng Dou1, Zhen-ming Lü1,*, Li Gong1, Xun Du1 and Muhammad Shafi3

Ali Awais, Charassri Nualsri and Watcharin Soonsuwon* 

...justify;">To enhance the genetic variability and to create new and diverse characters to a natural population, researchers sometimes opt for mutation breeding. This research has been done to investigate the effective doses of EMS and to observe the phenotypic variability of the two upland rice genotypes Dawk Pa-yawm (white rice) and Dawk Kha 50 (red rice), in Thailand. Seeds of the potential genotypes has been treated with varying EMS concentrations. With the ...

Asad Ullah Khan1, Wiqar Ahmad1*, Amir Raza2, Farmanullah Khan3 and Muhammad Sharif3 

Wajid Khan* and Raziuddin 

...conducted to investigate genetic variability and heterosis in eight rapeseed genotypes for maturity, morphological and yield traits. The eight parental genotypes i.e., AUP-01, AUP-05, AUP-07, AUP-08, AUP-10, AUP-13, AUP-18 and AUP-21 were crossed in full diallel fashion to generate 56 F1 crosses. These parental genotypes and their F1 hybrids were evaluated during 2015/16 in the field at the University of Agriculture, Peshawar, Pakistan. Mean squares revealed s...
Sajida Sabahat1, Asif Nadeem1,*, Maryam Javed1, Muhammad Yasir Zahoor1, Shahid Nabeel1 and Abu Saeed Hashmi2
...onducted to characterize genetic variability in the growth hormone (GH) and growth hormone receptor (GHR) of Camelus dromedarius. GH is secreted and synthesized from somatotroph cells of the anterior pituitary lobe and plays significant role in growth, development, metabolism, lactation, and reproduction. Growth hormone interact with GHRs and influence on metabolism and growth. Changes in GHR concentration affect signalling pathways, binding capacity an...
Sajida Sabahat1, Asif Nadeem1,*, Maryam Javed1, Muhammad Yasir Zahoor1, Abu Saeed Hashmi1, Ghulam Yasein2 and Ghulam Abbas1 
...t that Marecha camel has genetic variability in the IGF-1 and may be helpful for preservation strategies and future selection programs.  

 

...

Basharat Hussain Shah*, Farrukh Siyar Hamid, Shams ul Islam, Naveed Ahmed, Fayaz Ahmad, Noorullah Khan and Qamar uz Zaman. 

...to explore the amount of genetic variability that may exist in the available genetic material and to study the variability of yield and yield attributes in advance rice lines. For this purpose, fourteen elite rice lines namely Line-21, Line-25, Line-28, Line-31, Line-37, Line-46, Line-48, Line-50, Line-64, Line-73, Line-80, Line-128, Line-130 and Line-140 developed in the background of Basmati-385 by Department of Genetics, Hazara University Mansehra Pakistan ...

Muhammad Ilyas1*, Sardar Ali Khan1, Shahid Iqbal Awan1, Shafiq-ur-Rehman1, Muhammad Riaz Khan2 and Sumaira Hafeez1 

...plained a broad range of genetic variability and displayed different levels of drought tolerance. Four inbred lines were selected i.e. VDR-51, DR3-126, DR-37 and 5CDR-53. Crosses were done among the selected inbred lines. Six generations as P1, P2, F1, F2, BC1 and BC2 were prepared for both the crosses to calculate heterosis and inbreeding depression for Randomized Complete Block Design under split plot arrangement. Highly significant inbreeding depression was...
Peimin Yang*, Zongyun Hu, Yixin Liu, Guanghai Jin and Lei Wang
...hina. To investigate the genetic variability and population structure of this species in its native range, we analysed variation in the mitochondrial cytochrome b (Cyt b) for 94 specimens collected from five locations. Sequence analysis showed that there were 50 polymorphic sites and 20 haplotypes among five populations, and the samples exhibited high haplotype diversity (h=0.8467) and low nucleotide diversity (Pi=0.0063). Genet...
Qingzhan Ma1, Bo Wu1, Jianping Jiang2 and Zhaobin Song1,3*
...n the present study, the genetic variability and relationships of the domestic populations of channel catfish (Ictalurus punctatus) in Sichuan Province, China were studied to determine their genetic background and provide essential data for its artificial breeding. Eight microsatellite markers were used to analyze genetic characteristics of eight channel catfish populations (POPA, POPB, POPC, POPD, POPE, POPF, POPG, and POPH). The average polymorphic in...

Muhammad Iqbal1, Sami Ul-Allah2*, Muhammad Naeem1, Muhammad Ijaz2 and Muhammad Qadir Ahmad3 

...fects of water stress on genetic variability of root and shoot traits and association of the seed traits with seedling vigor. 15 cotton cultivars were studied at two levels of irrigation during 2014-15. Results showed highly significant (p≤0.05) genotypic differences for seed and root‒shoot traits. Reduction in fresh weight of different cultivars due to water stress ranged 14.74 to 29.81% and reduction in dry weight due to water stress range 12.52 to 43.3...
Muhammad Mohibullah1*, Mehran1, Sundas Batool1, Muhammad Amin1, Zakiullah1, Muhammad Ilyas2, Irfanullah1, Abdur Rehman1 and Sardar Ali3
... accessions have greater genetic variability and sufficient information in further breeding programs to introduce ideotype chickpea genotypes.
...

 Muhammad Shahzad1, Arif Iqbal Umar1, Syed Hamad Shirazi1, Muhammad Tariq Pervez2*, Zakir Khan1, Waqas Yousaf1

HCDP: HEPATITIS C DATA BANK OF PAKISTAN
...igate the structural and genetic variability of the sequences efficiently and effectively. HCDP is a specialized database that mainly focuses on the HCV strain from Pakistani community. It helps virologists in drug designing and vaccine development.

...

Muhammad Ali Shah, Faiz Ur Rehman, Abbas Mehmood, Fareed Ullah, Sayed Irfan Shah and Syed Majid Rasheed*

Combining Ability, Heritability and Gene Action Assessment in Rapeseed (Brassica napus L.) for Yield and Yield Attributes
...and non-additive type of genetic variability indicated that it could be integrated as a valuable tool in breeding strategies to choose genotypes of B. napus L. for high yielding traits. 

...

Muhammad Rizwan1*, Jehanzeb Farooq1, Muhammad Farooq1,2, Aqeel Sarwar4, Abid Ali3, Farrukh Ilahi1, Muhammad Asif1 and Ghulam Sarwar1

Quantitative Studies in Upland Cotton (Gossypium hirsutum L.) using Multivariate Techniques
...ere used to evaluate the genetic variability for fifteen parameters viz., plant height (cms), days taken in 50% flowering, monopodia plant-1, sympodia plant-1, boll weight (g), No. of bolls plant-1, ginning out turn (%), lint index(g), seed index(g), 2.5 percent span length(mm), bundle strength(g/tex), micronaire (µg/in), fibre elongation (%), uniformity ratio and yield plant-1(g). Using Mahalanobis D2 analysis, these parameters were assembled into seven...

Muhammad Jahanzaib1*, Nazakat Nawaz1, Muhammad Arshad1, Haris Khurshid1, Muzamil Hussain2 and Shahid Ali Khan1

 

 

...as conducted to estimate genetic variability, traits association, and path coefficient analysis in eleven groundnut advanced breeding lines together with check vis BARD-479, using randomized complete block design with three replications at National Agricultural Research Centre, Islamabad, Pakistan. Through One-Way Analysis of variance significant discrepancies were found among the genotypes for most of the traits. In this study 100 kernels weight was fo...
Md. Sabbir Ahamed1, Md. Rayhan Chowdhury1, Md. Atik Mas-ud1, Sujat Ahmed2, Md. Shahadat Hossain1 and Mohammad Nurul Matin1
 
 
...ne-height: normal;">Here genetic variability, correlation coefficient and character association of yield and yield contributing traits of 13 local rice cultivars grown in Bangladesh were estimated. Results indicated that most traits including, plant height (PH), panicle length (PaL), leaf length (LL), leaf breath (LB), 100-grain weight (100-GW) as well as filled and unfilled grain per panicle (FGPa, UFGPa), and primary branch (PB) obtained significant variatio...

Fayaz Ahmad, Noorullah Khan, Farrukh Siyar Hamid, Abdul Waheed, M. Abbas Khan, Imtiaz Ahmad, Shamsul Islam, Basharat Hussain Shah, Sohail Aslam and Qamar uz Zaman

... years 2014-16 to assess genetic variability, heritability and genetic advance as percent of mean for various growth attributing traits of fifteen early flushing tea (Camellia sinensis L) clones. The experiment was laid out in randomized complete block design (RCBD) with three replication and 100 plants per replication.  Data were recorded on plant height (PH), number of branches per plant (NBP), number of leaves per plant (NLP), stem diameter (SD), main ...

Tanweer Fatah Abro1, Asif Ali Kaloi1, Jay Kumar Sootaher1*, Piar Ali Shar1, Tarique Ahmed Baloch2, Tanveer Ali Soomro1, Muhammad Saleem Chang3, Kirshan Kumar Menghwar1 and Waqar Hussain Shah4

...g 2016-2017 to determine genetic variability, heritability, and genetic gain in nine F4 segregating populations for morphological, yield and fiber quality related traits in upland cotton. Significant differences were observed among genotypes, parents, F4 populations and parents x F4 populations for all the studied attributes which articulated greater genetic variation in the breeding material. Heritability estimates were moderate to high for all the traits. Th...

Muhammad Nauman1, Iftikhar Ali3, Nazir Ahmad1,2*, Fazli Ahad1 and Touheed Iqbal4

... study aimed to estimate genetic variability, heritability, and genetic advance for quality characters in Brassica carinata L. A total of 22 genotypes comprised of six parental lines and their 16 bulked F2 populations were evaluated in a randomized complete block design with three replications at The University of Agriculture Peshawar during 2013-14. Data were recorded on oil content, protein content, oleic acid, glucosinolates, erucic acid, and linolenic acid...

Amir Muhammad Khan1, Laila Fayyaz2*, Raziuddin2, Sajid Ali1, Israr-ud-Din1, Sheraz Ahmad2, Haidar Ali1 and Ijaz Ahmad2

Sarhad Journal of Agriculture

December

Vol. 37, Iss. 4, Pages 1098-1499

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