نتایج جستجو برای: specific combining ability sca

تعداد نتایج: 1507398  

بابائیان جلودار, ناد علی, باقری, ناد علی, پاشا, آرام,

Study of combining ability and heterosis were conducted on 12 F1 hybrids along with seven rice genotypes (three cytoplasmic male sterile lines and four restorer varieties) to know the pattern of inheritance of some morphological traits for selecting superior genotypes. The experiment was carried out according to line x tester mating design, in Sari Agricultural Sciences and Natural Resources Un...

Journal: :Indian Journal of Agricultural Sciences 2023

Sesame (Sesamum indicum L.) is a drought tolerant oilseed crop with the highest oleic acid content, which isyet to be explored for its hybrid vigour. Therefore, present study was carried at Sri Karan Narendra AgricultureUniversity, Jobner, Jaipur, Rajasthan during 2019–20 and 2020–21 combining ability 11 seed yieldand attributing traits in 10 parents their 45 crosses sesame. The effects of gene...

2017
KHILWAT AFRIDI NAQIB ULLAH KHAN FIDA MOHAMMAD SHAHID ULLAH KHAN SAFDAR HUSSAIN SHAH SYED JAWAD AHMAD SHAH

Knowledge of traits inheritance is a prerequisite for any plant breeding program. Wheat cultivars like Pirsabak-85, Khyber-87, Saleem-2000, Pirsabak-04, Pirsabak-05 and Shahkar-13 were crossed in 6 × 6 half diallel fashion during 201011 at the Cereal Crops Research Institute (CCRI), Pirsabak Nowshera, Pakistan. The F1 and F2 half diallel hybrids in comparison with parental genotypes were studie...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز 1353

مزن موقع تولد، وزن موقع از شیرگیری و اضافه وزن روزانه از تولد تا شیرگیری 335 سر بره از نژاد گوسفند دنبه دار ایرانی، قره گل، مهربان و نائینی و کلیه تلاقی های ممکن بین سه نژاد فوق مورد مطالعه قرار گرفتند. نژاد میش اثر مشخصی روی وزن موقع تولد، وزن وقع از شیرگیری و اضافه وزن روزانه داشت . میشهای قره گل سنگین وزن ترین بره ها را تولید نمودند و بعد از آن بترتیب میشهای مهربان و نائینی قرار داشتند. اما ...

In order to estimate the effects of general (GCA) and specific (SCA) combining ability, heterosis and genetic control of different traits in rapeseed including yield and seed oil content, six lines of spring type and three testers Opera, Parade and Licord of winter type were crossed in 2014-2015. The 18 progenies and their parents were evaluated in a randomized complete block design at the Dryl...

Journal: :Bangladesh Journal of Botany 2021

Investigation was carried out to ascertain the genetic architecture for heat tolerance and yield components from diallel crosses in maize (Zea mays L.). The combining ability both normal stress conditions revealed highly significant mean squares due general (GCA) specific (SCA) direct reciprocal all characters except anthesis-silking interval condition of crosses. Estimate variance 13 higher SC...

Journal: :Poultry science 2003
F M Odeh G G Cadd D G Satterlee

The inheritance of stress responsiveness (line effects and combining abilities) was phenotypically studied in progeny from diallel crosses of randombred (RB) quail and quail selected for exaggerated (high stress, HS) or reduced (low stress, LS) plasma corticosterone (CS) response to brief immobilization. The three genotypes were crossed in a 3 x 3 factorial arrangement of treatments that allowe...

2007
Edgar Alonso Torres Isaias O. Geraldi

Rice (Oryza sativa L.) breeding seeking to combine high productivity and cold tolerance for the temperate Latin America region is an important challenge. We estimated some useful parameters which can be used to investigate the genetic control of agronomic characters in crosses combining cold tolerance and productivity. A partial diallel design was used in crosses between six tropical indica ric...

Journal: :Electronic Journal of Plant Breeding 2022

A study was conducted on maize incorporating a total of 28 single crosses, eight parental lines and two standard checks to determine the combining ability gene action. Among eleven traits that were studied, analysis variance revealed mean squares due genotypes, parents hybrids highly significant for all traits, except 100 grain weight in case parents, indicating presence an adequate amount gene...

2012
Manje Gowda Jochen C. Reif

Knowledge of quantitative genetic parameters is crucial in allocating resources for different steps of multistage selection programs. The main objective of the present study was to investigate the magnitude of variance of general combining ability (GCA) and specifi c combining ability (SCA) effects and their interaction with environments in wheat (Triticum aestivum L.). We used four data sets (...

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