نتایج جستجو برای: cultivated and wild accessions

تعداد نتایج: 16842765  

2017
Antonin Dreiseitl

The primary genepool of barley comprises two subspecies - wild barley (Hordeum vulgare subsp. spontaneum) and cultivated barley H. vulgare. subsp. vulgare. The former originated 5.5 million years ago in southwest Asia and is the immediate ancestor of cultivated barley, which arose around 10,000 years ago. In this study, the specific resistance of a set of 146 wild barley accessions, maintained ...

2017
Glenn J. Bryan Karen McLean Robbie Waugh David M. Spooner

DNA-based marker analysis of plant genebank material has become a useful tool in the evaluation of levels of genetic diversity and for the informed use and maintenance of germplasm. In this study, we quantify levels of amplified fragment length polymorphism (AFLP) in representative accessions of wild and cultivated potato species of differing geographic origin, ploidy, and breeding system. We g...

Journal: :Crop Science 2021

Fusarium root rot (Fusarium cuneirostrum; FRR) and wilt oxysporum; FW) are major constraints on common bean (Phaseolus vulgaris L.) production worldwide because limited genetic resistance is available in current cultivars. Wild accessions have greater diversity than cultivated germplasm could provide novel sources of for these diseases. We screened 248 wild a greenhouse setting responses to bot...

2012
Pei-Chun Liao Chi-Chu Tsai Chang-Hung Chou Yu-Chung Chiang

The landrace strains of Momordica charantia are widely cultivated vegetables throughout the tropics and subtropics, but not in Taiwan, a continental island in Southeast Asia, until a few hundred years ago. In contrast, the related wild populations with smaller fruit sizes are native to Taiwan. Because of the introduction of cultivars for agricultural purposes, these two accessions currently exh...

Journal: :Turkish Journal of Botany 2023

Revealing genetic diversity is both essential for plant systematics and also provides important information agricultural sciences. Crambe hispanica var. abyssinica an oil seed crop. Wild plants related to crops (Crop Relatives) are resources the improvement of cultivated species. In order reveal wild taxa Turkey, we used ITS trnL-F markers create haplotype networks phylogeny reconstruction. Thi...

Journal: :crop breeding journal 2013
a. namayandeh z. nemati m. m. kamelmanesh m. mokhtari m. mardi

fifteen microsatellite markers were employed to evaluate genetic relationships among different iranian species of crocus spp. (c. sativus, c. haussknechtii, c. cancellatus, c. speciosus, and c. caspius) from ten geographical regions (ghaen, gonabad, estahban, ferdows, veresk, reno, ali abad, kali abad, neka, and eslam abad). of these, 12 primers revealed polymorphism among crocus spp. average p...

2016
Li Huang Bei Wu Jiaojiao Zhao Haitao Li Weigang Chen Yanli Zheng Xiaoping Ren Yuning Chen Xiaojing Zhou Yong Lei Boshou Liao Huifang Jiang

Microsatellite or simple sequence repeat (SSR) is one of the most widely distributed molecular markers that have been widely utilized to assess genetic diversity and genetic mapping for important traits in plants. However, the understanding of microsatellite characteristics in Arachis species and the currently available amount of high-quality SSR markers remain limited. In this study, we identi...

2017
Shi Jun Ma Ju Kyong Lee

To better understand the morphological variation for Perilla crop in different areas of China, we studied the morphological variation in 87 accessions (84 cultivated var. frutescens and three cultivated var. crispa) from high latitude (Northeast China) and middle latitude (North and Northwest China) areas of China by examining seven quantitative and 10 qualitative characters. Analysis of the mo...

2014
Won-Hyong Chung Namhee Jeong Jiwoong Kim Woo Kyu Lee Yun-Gyeong Lee Sang-Heon Lee Woongchang Yoon Jin-Hyun Kim Ik-Young Choi Hong-Kyu Choi Jung-Kyung Moon Namshin Kim Soon-Chun Jeong

Despite the importance of soybean as a major crop, genome-wide variation and evolution of cultivated soybeans are largely unknown. Here, we catalogued genome variation in an annual soybean population by high-depth resequencing of 10 cultivated and 6 wild accessions and obtained 3.87 million high-quality single-nucleotide polymorphisms (SNPs) after excluding the sites with missing data in any ac...

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