نتایج جستجو برای: breeding programs

تعداد نتایج: 251526  

Journal: :Pakistan Journal of Biological Sciences 1999

Journal: :Agronomy 2022

The evaluation of leaf area provides valuable information for decision-making the cassava yield trail. objectives this study were (1) to determine relationship between and segregating populations (2) investigate suitable mathematical model calculating area. single-row trial 60 progenies Kasetsart 50 × CMR38–125–77 was conducted from 2021 2022. eighteen carried out in sampled leaves each genotyp...

Journal: :Genetics 1996
P M Visscher C S Haley R Thompson

The efficiency of marker-assisted introgression in backcross populations derived from inbred lines was investigated by simulation. Background genotypes were simulated assuming that a genetic model of many genes of small effects in coupling phase explains the observed breed difference and variance in backcross populations. Markers were efficient in introgression backcross programs for simultaneo...

Journal: :Genetics 1992
F Hospital C Chevalet P Mulsant

We investigate the use of markers to hasten the recovery of the recipient genome during an introgression breeding program. The effects of time and intensity of selection, population size, number and position of selected markers are studied for chromosomes either carrying or not carrying the introgressed gene. We show that marker assisted selection may lead to a gain in time of about two generat...

2015
Elisabeth Jonas Dirk-Jan de Koning

Genomic selection is a promising development in agriculture, aiming improved production by exploiting molecular genetic markers to design novel breeding programs and to develop new markers-based models for genetic evaluation. It opens opportunities for research, as novel algorithms and lab methodologies are developed. Genomic selection can be applied in many breeds and species. Further research...

Plant Breeding has utilized a wide range of techniques and methods to improve the quality and quantity of plants. The molecular markers are the tools that have provided a new perspective for plant breeding advancements. This article has reviewed the various advantages and uses of molecular markers and the utilization of the high potential of natural polymorphisms within communities, combined wi...

ژورنال: :مجله گیاهشناسی ایران 2011
سید علی اندی وحیده ناظری ذبیح اله زمانی جواد هادیان

در این مطالعه، تنوع مورفولوژیکی 144 ژنوتیپ از 24 جمعیت گیاه مرزنجوش (origanum vulgare )، که شامل دو زیرگونه (subsp. viride و subsp. vulgare) بودند، برای تعیین صفات ارزشمند به منظور انجام برنامه های اصلاحی آینده و اهداف دارویی مورد ارزیابی قرار گرفت. در این بررسی، 32 صفت مورفولوژیکی کمی و کیفی مطالعه شدند. نتایج، تنوع بالایی از صفات مهم را در بین جمعیت های آنالیز شده نشان داد. نتایج همبستگی ساده...

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