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Author: R. K. Arora
Publisher: Bioversity International
ISBN: 9290433116
Category : Lathyrus
Languages : en
Pages : 166
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Book Description
Author: R. K. Arora
Publisher: Bioversity International
ISBN: 9290433116
Category : Lathyrus
Languages : en
Pages : 166
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Book Description
Author: International Plant Genetic Resources Institute Staff
Publisher: Bioversity International
ISBN: 9290433949
Category : Lathyrus
Languages : en
Pages : 99
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Book Description
Author: Clayton Garnet Campbell
Publisher: Bioversity International
ISBN: 9290433418
Category : Grass pea
Languages : en
Pages : 91
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Book Description
Author: Reda Sammour
Publisher: LAP Lambert Academic Publishing
ISBN: 9783848443635
Category :
Languages : en
Pages : 148
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Book Description
The genus Lathyrus is wide spread in adverse environmental conditions. The main constrain of using Lathyrus is the presence of neurotoxin compound (ODAP), which causes Lathyrism for human and animals. To overcome this constrain, genetic resources must be mined for the genes conferring good agronomic traits and less amount of ODAP. Assessment of genetic diversity is the first priority in this context. Great homogeneity was observed in chromosome number of Lathyrus spp. The variation was only in karyptype characters and chromosome size, allowing the differentiation of several accessions. There were variations in seeds weight and protein content between or within species. The small seeds were most frequent in accessions of Lathyrus sativus from Asia and Africa, suggesting the center of origin Indian Subcontinent and Eastern Africa. Electrophoretic analysis showed inter and intra-specific variations. Isoenzymatic analysis revealed that the total alleles of isozymes were 34; genetic diversity was dividing between intera-accessions and inter-accessions; and the high level of gene flow revealed could be due to the high percent of out-crossing.
Author: Shiv Kumar
Publisher: Elsevier Inc. Chapters
ISBN: 0128064455
Category : Science
Languages : en
Pages : 36
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Book Description
Grass pea (Lathyrus sativus L.) is an important cool-season legume species with wide genetic diversity spread across the continents. With the climate change scenario it has emerged as a viable crop option for fragile agro-ecosystems, where successful cultivation of major crop species is apparently not difficult. However, grass pea seeds are known to have a neurotoxin known as β-N-oxalyl-l-α, β-diaminopropionic acid (β-ODAP). Its overconsumption as a staple food in an unbalanced diet for an extended period of 3–4 months can cause spastic paraparesis of the legs in human beings. Therefore, β-ODAP needs to be reduced through genetic means to a safe level for human consumption. Unfortunately, a paucity of efforts towards development of genetic and genomic resources for this species has hampered the progress in breeding low ODAP varieties in the past. Some progress has been made in recent years for collection, conservation, characterization, evaluation and utilization of Lathyrus genetic resources at the national and international levels, resulting in large ex situ collections in various gene banks of the world. These resources need to be systematically characterized and evaluated for genetic improvement through conventional and contemporary approaches. In spite of a large number of wild relatives with useful traits, no significant efforts have been made for alien gene transfer in grass pea. This chapter reviews the present status of genetic and genomic resources of Lathyrus and their use in current breeding programmes.
Author: International Plant Genetic Resources Institute Staff
Publisher:
ISBN: 9789290434368
Category :
Languages : en
Pages : 0
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Book Description
Author: Mohar Singh
Publisher: Newnes
ISBN: 0123984947
Category : Science
Languages : en
Pages : 322
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Book Description
Grain legumes, including common-bean, chickpea, pigeonpea, pea, cowpea, lentil and others, form important constituents of global diets, both vegetarian and non-vegetarian. Despite this significant role, global production has increased only marginally in the past 50 years. The slow production growth, along with a rising human population and improved buying capacity has substantially reduced the per capita availability of food legumes. Changes in environmental climate have also had significant impact on production, creating a need to identify stable donors among genetic resources for environmentally robust genes and designing crops resilient to climate change. Genetic and Genomic Resources of Grain Legume Improvement is the first book to bring together the latest resources in plant genetics and genomics to facilitate the identification of specific germplasm, trait mapping and allele mining to more effectively develop biotic and abiotic-stress-resistant grains. This book will be an invaluable resource for researchers, crop biologists and students working with crop development. Explores origin, distribution and diversity of grain legumes Presents information on germplasm collection, evaluation and maintenance Offers insight into pre-breeding/germplasm enhancement efforts Integrates genomic and genetic resources in crop improvement Internationally contributed work
Author:
Publisher: Bioversity International
ISBN: 9290434368
Category :
Languages : en
Pages : 69
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Book Description
Author: International Plant Genetic Resources Institute
Publisher: Bioversity International
ISBN: 9290434260
Category : Germplasm resources, Plant
Languages : en
Pages : 193
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Book Description
Author: Marcelino Perez de la Vega
Publisher: CRC Press
ISBN: 1439883394
Category : Science
Languages : en
Pages : 469
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Book Description
Cool season grain legumes including pea, faba bean, lentil, chickpea, and grass pea are extensively grown in many parts of the world. They are a primary source of proteins in human diet. This volume deals with the most recent advances in genetics, genomics, and breeding of these crops. The "state of the art" for the individual crops differs; howeve