Mohammed Ali Hussain, Zakiya Ahmed Hassan

...ates for the broad sense heritability were found in various plant traits under study. The yield exhibited positive and significant relationship with grains row-1 (0.851) and row ear-1 (0.510). The grains row-1 had positive direct effect on grain yield plant-1 and high positive indirect effect through some traits, so that these traits could be used as an index in the selection of high grain yield plant-1.

...

Tahir Khan, Raziuddin, Fakharuddin* and Muazam Jamal Razi

...ate 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, CA2, DH8, DH4, CA4 and ...

Muhammad Saeed* and Iftikhar Hussain Khalil

...y (SCA) and narrow sense heritability for maturity and yield components traits were determined. The main objective of the research was identification and proper selection of best performing wheat parental genotypes and best F1 crosses, based on GCA and SCA estimates. Significant differences were observed among the wheat genotypes for all the studied traits. The estimates of σ2gca and σ2sca and its ratio (σ2gca/σ2sca) indicated that non-...

Sheraz Ahmad Khan and Ghulam Hassan

...tested for estimation of heritability, genetic advance and association of yield and yield related traits in wheat. For all the studied traits, mean squares showed the presence of significant variation (p≤0.01) among the genotypes. Heritability estimates were observed high (h2˃0.60) for all the traits. The highest heritability (0.93) was noticed in plant height followed by flag leaf...

 Ali Zurwan1,*, Muhammad Moaeen-ud-Din2, Ghulam Bilal2, Zia-ur-Rehman1,2 and Muhammad Sajjad Khan1

... indices and to estimate heritability of persistency. Data on 808 Sahiwal cows maintained at the Livestock Experiment Station (LES), Jahangirabad, District Khanewal were used for the present study. Persistency of lactation was determined using five indices viz. Wood, Johnson and Hansen, Mahadevan, Ludwick amd Petersen and Gajbhiye and Tripathi. Statistical model included fixed effects of period and season of calving and parity and random factors of anim...

 Sheraz Ahmed and Fida Mohammad

...: justify;">Knowledge of heritability is an essential prerequisite for any crop improvement program. One hundred recombinant inbred lines (RILs) derived from four F4 populations of Flue Cured Virginia (FCV) tobacco were tested to identify effective selection indices. Experimental material was planted at two locations i.e. Mardan (E-1, E-3 and E-5) and Mansehra (E-2, E-4 and E-6) using alpha lattice design with three replicates during 2012/13, 2013/14 and 2014...

Muhammad Noor, Hidayat ur Rahman and Muhammad Iqbal

... parameters particularly heritability estimates for a trait of interest help plant breeders to plan their long term breeding programs more accurately. This study was conducted to estimate the magnitude of heritability for flowering and maturity attributes along with plant and ear height parameters in four popcorn populations. Broad sense heritability estimates varied from 0.69 to 0.76, whi...

 Zabih Ullah*, H. Rahman and Niaz Muhammad

...rate to high broad sense heritability were observed for all the traits. Hybrid, HP1097-21 showed minimum days to tasseling, anthesis, and silking (70.5, 73.0, and 76.5, respectively) and hence proved to be the earliest maturing hybrid. It also had desirable plant and ear height of 148.80 cm and 70.00 cm, respectively. The present study revealed considerable amount of variation among the tested hybrids that may be exploited in future breeding programs for devel...

Amjad Ali1*, Sher Aslam Khan2, Abid Farid2, Ayub khan2, Shah Masaud Khan2 and Naushad Ali2 

...to calculate broad sense heritability (repeatability), genetic gain and correlations among the parameters, and establish selection criteria.Highly significant (p ≤ 0.01) differences were found among the genotypes for number of tillers, plant height, cane length,number of nodes, internodes length,number of millablecane and cane yield while non-significant differences were recorded for cane diameter. The effect of genotype and crop interaction was highly sign...

Arshad Iqbal1*, Iftikhar Hussain Khalil1, Syed Mehar Ali Shah1 and Muhammad Sharif Kakar

...knowing the magnitude of heritability. An experiment was conducted using a set of spring wheat genotypes to estimate heritability for various plant traits during crop season 2014-15 at the University of Agriculture, Peshawar. The randomized complete block design with three replications was used in the experiment. Data were recorded on yield and some other important plant traits like days to heading (days), days to maturity (...

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

...efficient 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 yield (g), number of bolls, boll weight (g), li...

Warda Fatima1 , Shahida Hasnain1 , Saqib Mahmood2

 

...nosis and treatment. Its heritability content is considered to be up to 80% but still it isunknown whether it’s a pure genetic disease. It is considered a polygenic multifactorial condition where both genes and environment have roles in disease development. In the present study we selected a family withmultiple schizophrenic patients and have identified some reasons for disease development. It is estimated from study that in Pakistan there is gender bias...

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

...ment. Higher broad sense heritability and expected genetic advance reflected that all attributes were governed by additive genes and early phenotypic selection for their improvement might be effective. Five principle components (PCs) were depicted having Eigen value >1 and cumulative variability of 78.66%; PC1 (37.19%), PC2 (12.94%), PC3 (11.62%), PC4 (9.60%) and PC5 (7.32%) of variability. The attributes of significance depicted in PC1 were seed cotton yie...

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

...eld/plant displayed high heritability (72.97 - 75.55%) with remarkable genetic advance (112.46 - 357.01%) indicating that these traits were predominantly governed by additive gene effects and direct selection may be effective. Boll weight and seed index exhibited low genetic advances irrespective to their high heritability estimates, probably due to non-additive gene effects, developing transgressive segregants through hybri...

 M. Yasin Mirza, Mubashir A. Khan, M. Akmal, Akbar S. Mohmand, Malik S. Nawaz, Nazakat Nawaz and Najeeb Ullah*

...lant height. Broad sense heritability estimates were high for all the traits during three years ranging from 63% for plant height and 97% for seed yield. High heritability pooled estimates of 89% for 1000-seed weight and seed yield ha-1 coupled with corresponding high estimates of genetic advance in percent of mean (17.23 and 18.33) for these traits indicated the predominance of additive gene effects. Mass selection based on...

 Said Salman*, Shah Jehan Khan*, Javed Khan**, Rehmat Ullah Khan*** and Imran Khan****

GENETIC VARIABILITY STUDIES IN BREAD WHEAT (TRITICUM AESTIVUM L.) ACCESSIONS
...ogical maturity. Highest heritability estimates and expected genetic advance were found for all the traits except chlorophyll concentration index, spike length and number of -1 spikelet spike which exhibited moderate heritability. Based on Euclidian dissimilarity distance, 65 wheat accessions were classified in to 6 different clusters. Maximum diversity was found in cluster 1 and cluster 4. This maximum diversity explains th...

 Nasarullah*, Raiz uddin*, Fakhar Uddin* and Muhammad Jamal*

INTERPRETING WHEAT GENOTYPES FOR GRAIN YIELD UNDER DIFFERENT REGIMES OF KHYBER PAKHTUNKHWA
...estimates of broad sense heritability were high for all studied traits. Similarly, genetic advance was also high for all studied traits except days to heading and maturity where genetic advance was low. High heritability coupled with high genetic advance indicated the effectiveness of selection in early generation for the improvement of these traits. Genotypes Faisalabad-2008 and line from Tajikistan (2S-3094) performed bett...

Muhammad Ismaeel1,2*, Syed Mehar Ali Shah1, Aziz Ur Rahman1 and Mian Ahmad Raza

...as carried out to assess heritability and heterosis among 30 rice genotypes for yield and related parameters at The University of Agriculture Peshawar-Pakistan, during 2011. Thirty rice genotypes including 14 parents and 16 F1 hybrids were replicated twice in a randomized complete block design (RCBD). Rice genotypes reflected significant differences (P≤0.01) for all the traits. Among the rice parents, Bas-6129 and Bas-370 showed the highest values for grain...

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

...28, PCV% = 27.54). While heritability estimates were high for all the traits except days to maturity and clusters per plant. Biological yield, harvest index and seed yield depicted high estimates of heritability (0.89, 0.85 and 0.84, respectively) coupled with greater genetic advance (61.57, 52.81 and 47.82, respectively) indicating the involvement of additive type of genes,and selection based on these traits may help to imp...

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

...f variation, broad sense heritability, genotypic coefficient of variation (GCV), phenotypic coefficient of variation (PCV), range and genetic advance were estimated for yield and yield associated traits. Results revealed significant variation for all traits among the tested wheat genotypes. The results showed the existence of adequate genetic variability among the tested wheat genotypes. High PCV and GCV were found in grains spike-1, while highest broad sense ...

Tariq Aziz1, Iftikhar Hussain Khalil1, Quaid Hussain1,3*, Tariq Shah2,3, Nazir Ahmad1 and Amir Sohail1 

...n: justify;">Broad sense heritability and selection responses were assessed for grain yield and related traits in 12 F3 populations of wheat got from mating of six advanced lines and two widely cultivated cultivars (Pirsabak-08 and Janbaz) at University of Agriculture, Peshawar during 2013-14. All wheat genotypes (8 parents and 12 F3 populations) showed significant differences for all traits. Cultivar Janbaz had maximum spike length (13.9 cm) and maximum numbe...

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

...investigate variability, heritability and genetic advance among F5:6 lines of rice for various morphological traits. Thirty-eight lines derived from F5 rice cross combinations along with their 8 parents were planted in a randomized complete block design (RCB) having three replications at The University of Agriculture, Peshawar during 2016 rice crop growing season. Data were taken on some of the morphological traits like number of days to heading (days), number...

Sher Nawab Khan* and Ghulam Hassan 

...h broad and narrow sense heritability was recorded for the studied traits which indicated the expression of additive gene effect for controlling the inheritance of these traits. 

...

Durr-e- Samin Tahir*, Waqar Nasir, Sarah Bushra, Fatima Batool

Height trends in the population of Rabwah, district Chiniot, Pakistan and comparison with WHO standards
...titative trait with high heritability, controlled by many gene pairs. It is influenced by environmental factors such as nutrition, disease and lifestyle. A study was carried out to compare the height trends of
the local population of Rabwah with WHO standards. A total of 4293 accurate observations (male=2084 female =2209) were recorded. The age group chosen for present study is 5-19 years which is the phase of growth and height
increase. Heights ...

Muhammad Ilyas*, Sardar Ali Khan, Shahid Iqbal Awan and Shafiq-Ur-Rehman 

...ain-fed conditions. Both heritability and genetic advance estimates were higher for grain yield and plant height, hence additive gene action was depicted. While, narrow sense heritability and genetic advance was lower for remaining parameters under both the environmental conditions which clearly specified that non-additive gene action was present. Results indicated that the said breeding material might be better suited for h...
Salma Javed1, Muhammad Fiaz Khan1, Irfan Ullah2, Sadia Tabassum1,*
...the condition due to the heritability of the disease. The results concluded that the incidence was high among people with a positive family history of diabetes in first-degree relatives, housewives, and retirees of District Battagram. Sedentary, as well as a stressful lifestyle, could attribute to the disease. So regional campaigns should be initiated for awareness. 
...

Muhammad Khuram Razzaq1,2*, Saeed Rauf1, Mohsin Khurshid3, Shahid Iqbal1,4, Javaid Akhter Bhat2, Ayaz Farzand5, Adeel Riaz1,6, Guangnan Xing2 and Junyi Gai

 

...r abiotic stresses. High heritability in the segregating generation warrants good selection response. Moreover, magnitude and type of genetic variation associated with pollen viability also important in improving the trait and breeding procedures to be adapted for the improvement of trait per se. Genetic studies results under heat stress in sunflower showed additive to partial dominance towards higher pollen viability in the inheritance showing that trait can ...

Fazli Ahad1, Raziuddin1, Nazir Ahmad1,2*, Muhammad Nauman1, Touheed Iqbal3, Nabeel Khan1, Fazli Hameed4 and Quaid Hussain2 

...as conducted to estimate heritability, genetic advance, and correlation coefficient in a set of 31 rapeseed genotypes, comprised of 10 parental lines and their 21 F3 populations. These genotypes were evaluated in a randomized complete block design at The University of Agriculture-Peshawar-Khyber Pakhtunkhwa-Pakistan with three repeats. Significant differences were recorded for days to 50% flowering, plant height, primary branches plant-1, main raceme length, p...
Muhammad Mohibullah1*, Mehran1, Sundas Batool1, Muhammad Amin1, Zakiullah1, Muhammad Ilyas2, Irfanullah1, Abdur Rehman1 and Sardar Ali3
...>Genetic variability and heritability studies were carried out during 2017-2018 for earliness, phonological and yield related parameters in desi Cicer arietinum L. genotypes atAgriculture Research Institute, D. I. Khan, Pakistan. Sixteen chickpea genotypes including 14 accessions along with 2 check varieties (Bhakkar-2011 and Bittle-2016) were grown and evaluated according to (RCB) design in three blocks. High variation were noted in the chickpea germpl...

Rao Wali Muhammad1, Hafiz Muhammad Wasif Ali2*, Amir Hamza1, Muhammad Qadir Ahmad2, Abdul Qayyum2, Waqas Malik2 and Etrat Noor2

Estimation of Different Genetic Parameters in Various Safflower (Carthamus tinctorius L.) Genotypes under Field Condition
...ion. Minimum and maximum heritability estimates ranged between 77.4% - 99.0% for days to flowering and pods per plant, respectively. Genetic advance estimates ranged between 11.99-27.21% for number of primary branches per plant and yield per plant, respectively. However, coefficient of variance ranged between 2.67-19.31% for days to maturity and number of primary branches per plant. High broad sense heritability magnitudes p...

Pakistan Journal of Agricultural Research

September

Vol. 33, Iss. 3, Pages 422-691

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