نتایج جستجو برای: diallel

تعداد نتایج: 1059  

Journal: :به نژادی گیاهان زراعی و باغی 0
محسن نیازیان دانشجوی دکتری اصلاح نباتات‏ـ ژنتیک بیومتری، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران و عضو باشگاه پژوهشگران جوان دانشگاه آزاد اسلامی واحد اسلام‏آباد غرب، اسلام‏آباد غرب، ایران اباذر رجبی‏ استادیار بخش اصلاح نباتات، مؤسسة تحقیقات اصلاح و تهیة بذر چغندرقند، کرج، ایران رضا امیری دانشیار گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران سید محمد‏مهدی مرتضویان استادیار گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران محمد‏رضا اوراضی‏ زاده کارشناس پژوهشی بخش اصلاح نباتات، مؤسسة تحقیقات اصلاح و تهیة بذر چغندرقند، کرج، ایران

in order to study the mode of genetic control and heritability of morphological characteristics important for the improvement of root weight, sugar yield and white sugar yield in tropical beet, griffing's diallel cross method along with the biplot display of diallel data were applied. nine sugar beet lines including 7112-36, 7173, 474, 452, 261, 436-104, sb-firoz, rr607 and 436 were crosse...

2009
Juarez Campolina Machado João Cândido de Souza Magno Antonio Patto Ramalho José Luís Lima

General and specific combining ability effects are important indicators in a maize (Zea mays L.) breeding program aiming hybrid development. The objectives of the present study were to estimate the general (GCA) and specific combining abilities (SCA) effects of commercial maize hybrids using a complete diallel scheme and to assess the stabilities of these estimates. Fifty-five entries were asse...

2011
Sorana D. Bolboacă Lorentz Jäntschi Adriana D. Baciu Radu E. Sestraş

This paper presents a step-by-step approach in statistical and genetic analysis applied in diallel mating design using Griffing’s experimental Method II, Model II. A two-step approach is developed and implemented in order to assist the researchers in statistical and genetic analysis of diallel crossing using Griffing’s experimental Method II, Model II. The approach is exemplified on the corolla...

2012
R. Asfaliza M. Y. Rafii G. Saleh A. Puteh

This study was conducted to determine the combining ability and heritability of rice grain quality traits. Some grain quality traits such as grain length, grain width, milled grain length, milled grain width, length to width ratio, milled rice recovery, head rice recovery, amylose and gel consistency were analyzed using a full diallel mating design in Malaysian rice varieties. This study was co...

2010
Renata Pereira da Cruz Ismael Tiago de Lima Duarte Caroline Cabreira

Rice (Oryza sativa L.) cold tolerance at the initial stages of development is a highly desirable trait to be incorporated into the state of Rio Grande do Sul, Brazil, cultivars, but selection for this trait must be performed under controlled temperature conditions, which limits the number of lines that can be evaluated. Knowledge of the inheritance of this trait is important to define breeding ...

Journal: :Scientia Agricola 2022

In the last decades, a new trend to use more refined analytical procedures, such as artificial neural networks (ANN), has emerged be most accurate, efficient, and extensively applied for mining data prediction in different contexts, including plant breeding. Thus, this study was developed establish classification proposal targeting genotypes breeding programs approach classical models, complete...

امین پناه, هاشم, شریفی, پیمان,

Genetic components controlling a number of nutrient quality traits in rice (Oryza sativa L.) were studied using 7×7 half a diallel cross. This experiment were carried out for determination of gene action, estimation of heritability and determination the best parents. The contents of P, K, Fe, Zn and Mn were measured from white rice grain flour obtained from studied genotypes. Analysis of varian...

Journal: :Genetics and molecular research : GMR 2014
N F F do Nascimento E R do Rêgo M F Nascimento C H Bruckner F L Finger M M do Rêgo

The objective of this study was to determine the effects of the general and specific combining abilities (GCA and SCA, respectively) of 15 characteristics and to evaluate the most promising crosses and the reciprocal effect between the hybrids of six parents of the Capsicum annuum species. Six parents, belonging to the Horticultural Germplasm Bank of Centro de Ciências Agrárias of Universidade ...

Journal: :Genetics and molecular research : GMR 2014
P H Silva J B Santos I A Lima L A C Lara F C Alves

The aims of this study were to evaluate the reaction of common bean lines to white mold, the aggressiveness of different Sclerotinia sclerotiorum isolates from various common bean production areas in Brazil, and comparison of the diallel and GGE (genotype main effect plus genotype-by-environment interaction) biplot analysis procedures via study of the line-by-isolate interaction. Eleven common ...

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