Progress in the evaluation and use of plant germplasm in the Northeast, 1974-1979 by Desmond D. Dolan Download PDF EPUB FB2
Germplasm Evaluation. Germplasm evaluation involves definition of selection criteria with long-term validity, precision of selection tools, assessment of available genetic diversity, study of the heritability of interesting characters and their possible impact on breeding methods as well as measurement of the expected investment/benefit ratio (Durand-Gasselin et al., ).
Use of pearl millet germplasm and its impact on crop improvement in India, pp. In Collaboration on genetic resources. Proceedings of a Workshop on Germplasm Exploration and Evaluation in India.
ICRISAT, India. Hawkes, J.G. Germplasm collection, preservation and use, pp. In Plant breeding II (Ed., K.J. Frey). The U.S. National Plant Germplasm System (NPGS) is collaborative effort to safeguard the genetic diversity of agriculturally important plants. The NPGS is managed by the Agricultural Research Service (ARS), the in-house research agency of the United States Department of Agriculture (USDA).
Title of the experiment: Evaluation of Brinjal germplasm Name of the scientist (s): Dr. K.K. Gangopadhyay and Dr. S.K. Yadav Design: Accession (no): Block (no): 10 Checks(no): 10 accession: 2 Plant spacing (cm): 60 Row spacing(cm): 90 No.
of plants for data recording: Date of transponding: August Date of harvesting: Plant Growth Habit Plant height plant spread. In book: Plant Breeding Reviews: The National Plant Germplasm System of the United States, Volume 7 (pp.5 - 56) Progress in the evaluation and use of plant germplasm in the Northeast.
ensure the conservation and sustainable use of the worlds plant genetic resources. Although plant explorations to remote areas are still the primary means of acquiring unique new germplasm, the focus and methods applied by modern plant explorers have changed signifi-cantly in recent years in response to evolving germplasm needs and the new.
36 Management of Germplasm and Their Use by Mini Core and Molecular Approaches Introduction Domestication of plants began long ago when the nomadic human beings turned from gatherers to growers and started cultivating plants of their choice for food and other needs.
Marshall, DR () Limitations to the use of germplasm collections. In: Brown, AHD, Frankel, OH, Marshall, DR and Williams, JT (eds) The Use of Plant Genetic Resources. New York: Cambridge University Press, pp. – Book: All Authors / Contributors: United States.
National Plant Genetic Resources Board. OCLC Number: Notes: "This publication supersedes "Plant genetic resources: conservation and use" issued March " "Issued October " Description: x, 20 pages ; 28 cm: Responsibility: prepared by National Plant Genetic Resources Board.
Dolan DD, Sherring W () Progress in the evaluation and use of plant germplasm in the Northeast (–) Special Report No New York. Dear Colleagues, This Special Issue of Agronomy dedicated to the Analysis of Crop Genetic and Germplasm Diversity is aimed at publishing original research or review papers dedicated to the study of the diversity of crop genetic resources and genetics of cultivated plant species.
Genetic resources are the basic element of the genetic study of crops and allow their genetic improvement. T he size and organization of a program to manage genetic resources varies with the goals and policies of a nation and the resources it is willing to commit to that purpose.
There are, however, basic elements essential to all national programs for managing plant genetic resources. This chapter describes the components of the National Plant Germplasm System (NPGS) in the context of the elements. Germplasm of the last category is best held in natural systems or entire biomes.
The remaining more immediately useful plants and animals once held in the now disappearing peasant agriculture are assembled in situ or more extensively ex situ in genebanks.
The problem with the easier to manage ex situ banking is that it withdraws seed and semen/ova from observation and evaluation. source of germplasm for the conservation and improvement of the forage production efficiency of both countries. In the U.S. our collections will be incorporated into the National Plant Germplasm System where they will be available to all qualified scientists and organizations, both domestic and foreign, for use in their ongoing work.
Germplasm refers to the hereditary material transmitted to the offspring through the germ is the total content of genes. It serves as the raw material for the breeder to develop different crops.
The main objective of germplasm collection is preservation of genetic diversity if a particular plant or genetic stock for its use in the future. The collecting of plant genetic resources primarily aims at tapping germplasm variability in different agri-horticultural (crop) plants, their wild relatives and related species.
The germplasm so collected reveals the nature and extent of variability in different species, within species, cultigens, etc. as also their agro-ecological/phyto. Goals / Objectives Preserve, enhance, and distribute seed of nea accessions; identify plant traits and environments appropriate for use as selection criteria to genetically improve the productivity, stability, and quality of corn, forage, oat, popcorn, and soybean cultivars; develop and modify selection and breeding methods for genetic enhancement of genetically broad-based germplasm.
The Plant Germplasm Introduction and Testing Research is located in Pullman, WA and is part of the Pacific West Area. The Research Leader is George Vandemark.
Email: [email protected] Phone: Fax: USDA-ARS PLANT GERMPLASM INTR. 59 JOHNSON HALL, WSU Pullman, WA –and improves the access of the plant breeder, research geneticists and other users to the germplasm collection. •As a representative sample of the alleles from the entire collection, –characterization and evaluation of this subset assesses accurately the variation across the entire collection.
Germplasm Preservation [,] In-situ conservation. On-site conservation is called as in-situ conservation, which means conservation of genetic resources in the form of natural populations by establishing biosphere reserves such as national parks and sanctuaries.
Practices like horticulture and floriculture also preserve plants in a natural habitat. Plant Germplasm Center (OPGC), a genebank that is part of the USDA’s National Plant Germplasm System. About 28 species of Coreopsis are native to the U.S.A. including annual, perennial, and shrub-like forms; the OPGC currently conserves over accessions representing 19 species.
Rudbeckia is a. A germplasm accession may potentially be shepherded through PVG categories on either genetic track to achieve formal release.
For most native plant acces-sions, however, germplasm evaluation and comparison are designed to facilitate native plant use in localized site revegetation rather than for advancement toward formal release. This is a slide presentation of germplasm collection and conservation related to plant breeding.
you can learn many things about germplasm collection and evaluation. plant breeding is a. The Committees are encouraged to work with appropriate National Program Leaders, ARS, on matters relating to improvement and use of plant germplasm.
The Committees will be free to meet, study issues, make recommendations, and be engaged in other germplasm activities relating to. The tremendous progress made by the agricultural sector of the United States has been founded almost exclusively on plant genetic resources imported from areas outside the U.S.
Recent international treaties and the adoption of restrictive laws governing germplasm access in many countries have seriously complicated the acquisition and exchange. Characterization and evaluation approaches 73 Information management 74 Germplasm health and plant quarantine 75 Conditions for germplasm exchange 76 Development of a genebank operation manual Progress 01/01/00 to 12/31/00 Outputs The use of plant germplasm from the USDA/ARS Regional Research Project S (Plant Genetic Resources Conservation and Utilization) in the state of South Carolina was reported to the RPGRCU inn Griffin.
A decision was made to collaborate with the Legume Curator and other experts on velvetbean on new. The NPGS Plant Genetic Resources Unit (PGRU) located on the campus of Cornell AgriTech at the New York State Agricultural Experiment Station (NYSAES) in Geneva, NY is comprised of the Northeast Regional PI Station for seed crop collections, and the National Germplasm Repository-Geneva for clonal crop collections, as well as the Apple Rootstock.
This is a common use for germplasm collections in a wide range of highly bred agronomic and horticul-tural crops.
A good example in shade-tree breeding is the Pyrus program based on crosses among germplasm from the NPGS site in Corvallis, Oregon coordinated by the Landscape Plant Development Center (Hummel,). of germplasm major traits data: among these, notable is the International Plant Genetic Resources Institute, one of the Consultative Group on International Agricultural Research centres specifically devoted to the conservation and use of plant genetic resources.
The adoption of internationally recognized and used descriptor lists permit homogeneity. Plant vigor score where “1” is the least vigorous plant and “5” is the most vigorous plant) and plant height (cm) recorded in the fall of Parent Location, and Parent Germplasm Resources Information Network (GRIN) Plant Name columns show the location, and GRIN plant name for the parents of the switchgrass genotypes and check cultivars.They also conduct research to improve evaluation, propagation, characterization, and preservation of clonal germplasm (National Plant Germplasm Committee, ).
The national clonal germplasm repositories are intended to carry out the same function for vegetatively propagated crops as that carried out by the regional stations and the NSSL for.Biotechnology has brought about a revolution in the way that plant genetic resources can be utilized.
Clonal crops cover a wide range of species from the root and tuber crops, such as potato.