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Tuesday, April 21, 2020 | History

3 edition of Crop variety improvement and its effect on productivity found in the catalog.

Crop variety improvement and its effect on productivity

Crop variety improvement and its effect on productivity

the impact of international agricultural research

by

  • 359 Want to read
  • 38 Currently reading

Published by CABI Pub. in Wallingford, Oxon, UK, Cambridge, MA .
Written in English

    Subjects:
  • Field crops -- Breeding.,
  • Field crops -- Genetics.,
  • Crop improvement.,
  • Agriculture -- Research -- International cooperation.,
  • Agricultural productivity.

  • Edition Notes

    Includes bibliographical references and index.

    Statementedited by R.E. Evenson and D. Gollin.
    ContributionsEvenson, Robert E. 1934-, Gollin, Douglas.
    Classifications
    LC ClassificationsSB185.7 .C76 2003, SB185.7 .C76 2003
    The Physical Object
    Paginationxxv, 522 p. :
    Number of Pages522
    ID Numbers
    Open LibraryOL17720828M
    ISBN 100851995497
    LC Control Number2002011122

    1 Impact of Improved Agricultural Technology Adoption on Sustainable Rice Productivity and Rural Farmers’ Welfare in Nigeria: A Local Average Treatment Effect (LATE) Technique Bola Amoke AWOTIDE1, Aliou DIAGNE2 and B.T. OMONONA3 1,3 Department of Agricultural Economics, University of Ibadan, Nigeria 2Leader, Impact Assessment and Policy Unit, Africa File Size: KB. management systems for to sustaining agricultural productivity and a healthy environment (11). Biofertilizers are products containing living cells of different of micro-A review: Biofertilizer - A key player in enhancing soil fertility and crop productivity Itelima JU 1, PhD, Bang WJ, PhD, Sila MD1, Onyimba IA2, PhD, Egbere OJ3, PhDCited by: CGIAR (formerly the Consultative Group for International Agricultural Research) is a global partnership that unites international organizations engaged in research about food security. CGIAR research aims to reduce rural poverty, increase food security, improve human health and nutrition, and sustainable management of natural arters: Montpellier, France .


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Crop variety improvement and its effect on productivity Download PDF EPUB FB2

Crop Variety Improvement and its Effect on Productivity: The Impact of International Agricultural Research (Cabi) First Edition by Robert E Evenson (Author), Douglas Gollin Cited by: Crop Variety Improvement and its Effect on Productivity The Impact of International Agricultural Research Edited by: Robert Evenson, Yale University, USA, Douglas Gollin, Economic Growth Center, Yale University, USA.

Available in: volume reports on the productivity impacts of varietal improvement research conducted at a number of international centers Due to COVID, orders may be delayed. Thank you for your : Robert E Evenson. The overall goal of this study was to document the impact of international research on crop genetic improvement in developing coun- tries.

The study focused on 11 major food crops: rice, wheat, maize, sorghum, millet, barley, beans, lentils, groundnut, cassava and potato. Crop Variety Improvement and Its Effect on Productivity: The Impact of International Agricultural Research.

This volume reports on the productivity impacts of varietal improvement research conducted at a number of international centres affiliated with the Consultative Group on International Agricultural Research.4/5(1).

Crop Variety Improvement and its Effect on Productivity by Robert E. Crop variety improvement and its effect on productivity book,available at Book Depository with free delivery worldwide. Crop variety improvement and its effect on productivity: the impact of international agricultural research.

This book reports on the productivity impacts of varietal improvement research conducted at a number of international centres affiliated with the Consultative Group on International Agricultural by: Crop variety improvement and its effect on productivity: the impact of international agricultural research.

Description This book reports on the productivity impacts of varietal improvement research conducted at a number of international centres affiliated with the Consultative Group on International Agricultural Research. Find many great new & used options and get the best deals for Crop Variety Improvement and Its Effect Crop variety improvement and its effect on productivity book Productivity: The Impact of International Agricultural Research (, Hardcover) at the best online prices at eBay.

Free shipping for many products. Evenson, R. and Crop variety improvement and its effect on productivity book, D. eds., Crop variety improvement and its effect on productivity: the impact of International Agricultural Research.

Summary: This book reports on the productivity impacts of varietal improvement research conducted at a number of international centres affiliated with the Consultative Group on International Agricultural Research. Such centres have been at the forefront of a year effort to breed new varieties of the world's staple food crops.

The volume is the main product of a study initiated and supported by the Impact Assessment and Evaluation Group (now Standing Panel on Impact Assessment) of the CGIAR. Descriptive Crop variety improvement and its effect on productivity book and econometric models are used to evaluate the impact of research on eleven crops and in three country case studies (Brazil, China and India).

Buy Crop variety improvement and its effect on productivity, Oxfam, Evenson, R. and Gollin, D. (editors), The different strains should be able to show maximum productivity under any diverse condition.

This leads to the idea of improvement of food crops variety. The variety improvement is done for the following reasons. Higher yield: Crop variety improvement’s main goal is to increase the productivity of the crop.

To develop high yielding variety. Crop variety improvement is done for the following factors: Higher yield: Higher yield of crops can be brought about by developing High Yielding Varieties (HYV) by cross-breeding and hybridization. Improved quality: Quality consideration of crop products varies from crop to crop, e.g., baking quality in wheat, protein quality in pulses etc.

To respond to the increasing need to feed the world’s population as well as an ever greater. demand for a balanced and healthy diet there is a continuing need to produce improved.

new cultivars or varieties of plants, particularly crop : Peter Caligari. [Review of] Evenson, R.E. ands D. Gollin (eds.) Crop variety improvement and its effect on productivity the impact of international agricultural research Pramod Kumar Joshi.

• Crop area expansion in the tropics is associated with deforestation and environmental costs • It is important to distinguish intensification driven by technical change and intensification driven by markets • At a global level, technology-driven intensification will Cited by:   Although the effect of this anatomical adaptation is not as big as the one found in C 4 or C 2 photosynthetic plants, it still counts as a considerable improvement (Sage et al., ).

Therefore, installing this anatomy in a C 3 crop plant might be an alternative approach to optimizing the by: A new variety of crop should be able to flourish under any condition in order to gain wide acceptance among farmers.

Some of the factors for which variety improvement is done are: Higher yield: A crop variety which can produce higher yield can improve per acre productivity. CGIAR, a global agricultural research partnership, is a major source of improved technologies for food crops, including the crop germplasm technologies that spurred the Green Revolution.

The impacts of CGIAR technologies on global agricultural productivity have been well documented (11).Cited by: R.E. Evenson, D. Gollin (Eds.), Crop Variety Improvement and Its Effect on Productivity: The Impact of International Agricultural Research, CAB International, Wallingford, UK () Google Scholar Evenson and Gollin, bCited by: Predictions of Climate Change and its Impact on Crop Productivity 2 Scenarios of Climate Change Within the Context of Agriculture 9 Andy Jarvis, Julian Ramirez, Ben Anderson, Christoph Leibing and Pramod Aggarwal 3 Economic Impacts of Climate Change on Agriculture to 38 David Lobell and Marshall BurkeFile Size: KB.

The application of genetics in crop improvement has yielded many successes leading to unprecedented growth in agricultural productivity, spurred by government commitments to agricultural research and development and supporting sectors.

Crop improvement, the engineering of plants for the benefit of humanity, is as old as agriculture itself. S years ago, primitive people made the transition from hunting and foraging to cultivating crops.

With that switch began the continuous process of improving the plants on which we depend for food, fiber, and feed. There was also a significant effect (P productivity: grass‐ and manure‐origin biochars increased productivity compared with control conditions (Fig.

5a) and forb‐origin biochar reduced productivity, although there were limited data for this class of by: UNESCO – EOLSS SAMPLE CHAPTERS SOILS, PLANT GROWTH AND CROP PRODUCTION - Vol. I - Climate and its Effects on Crop Productivity and Management - S Mark Howden, David H White ©Encyclopedia of Life Support Systems (EOLSS) regions of the world, so ways of reducing losses in adverse seasons are addressed.

The estimation incorporates the spatial effects in the total factor productivity (TFP) determinant model using the provincial-level data which includes 76 provinces of Thailand during – The simple spatial econometric Cited by: 1. Impact of Pen-Culture Technology on Fish Productivity of Floodplain Wetlands in Asom Crop genetic improvement in.

overview and summary. Crop variety. improvement and its effect. The book contains 19 chapters covering issues such as CO2, ozone on plants, productivity fertilization effect, UV (ultraviolet) radiation, temperature, and stress on crop growth. The text discusses the impact of changing climate on agriculture, environment stress physiology, adaptation mechanism, climate change data of recent years, impact of.

The crop variety improvement approach depends on finding a crop variety that can give a good yield. Varieties or strains of crops can be selected by breeding for various useful characteristics.

Soil organic matter and clay particles hold large stores of plant nutrients. These reservoirs, however, are not all available to the crop. In an organic crop rotation, the grower manages soil organic matter and nutrient availability by incorporating different crop residues, cycling among crops with different nutrient needs, using cover crops, and adding organic soil amendments.

We summarize the findings of a recently completed study of the productivity impacts of international crop genetic improvement research in developing countries. Over the period tointernational agricultural research centers, in collaboration with national research programs, contributed to the development of “modern varieties” for many crops.

Cited by: SOILS, PLANT GROWTH AND CROP PRODUCTION Order of Magnitude of Water Potentials in SPAC 5. Drought Stress and Plant Productivity Effects of Drought Stress Water Use Efficiency or Crop Water Productivity Yield Response 6.

Conclusions Soil Engineering And Technology   A detailed retrospective of the Green Revolution, its achievement and limits in terms of agricultural productivity improvement, and its broader impact at social, environmental, and economic levels is provided.

Lessons learned and the strategic insights are reviewed as the world is preparing a “redux” version of the Green Revolution with more integrative environmental and social impact Cited by:   Class 9: Biology: Improvement in Food Resources-­I: Crop variety improvement.

cultivation, the only solution to meet the food requirement is by increasing the crop yield through genetic improvement of crop plants. There are two ways by which yield improvement is possible. Enhancing the productivity of crops This can be done a) By the proper management of soil and crops involving suitable agronomic practices andFile Size: 6MB.

ADVERTISEMENTS: The following points highlight the six methods of crop improvement. The methods are: 1. Plant Introduction 2. Acclimatization 3. Mutant Breeding 4. Polyploidy 5. Tissue Culture 6. Genetic Engineering.

Crop Improvement Method # 1. Plant Introduction: Plant introduction usually means the introduction of the plants from places outside the county, may. Crop variety improvement Crop Variety Improvement depends on finding a crop variety that can give a good yield. This is done by hybridisation. Hybridisation is the crossing between genetically dissimilar plants to obtain crops having useful characteristics like disease resistance,good- quality and high yields.

Crop Production Farmers are faced with the challenge of producing sufficient crops to meet growing consumer demand while maintaining the quality and quantity of resources for future generations. Scientists at the U.S.

Department of Agriculture are developing research-based technologies to help farmers increase productivity and production. Plant breeding is the science of changing the traits pdf plants in pdf to produce desired characteristics.

It has been used to improve the quality of nutrition in products for humans and animals. Plant breeding can be accomplished through many different techniques ranging from simply selecting plants with desirable characteristics for propagation, to methods that make.

AGRICULTURAL RESEARCH & DEVELOPMENT. Sponsoring Institution. Economic Research Service/USDA"Wheat", Crop Variety Improvement and its Effect on Productivity: The Impact of International Agricultural Research, R.E. Evenson and D. Gollin (Eds.), CABI Publishing, Wallingford, UK, and New York, NY.This paper assessed the economic impact of improved ebook technologies on cassava productivity in Kogi State, Nigeria.

The results are drawn from a household survey covering the agricultural season of / The data obtained from interview schedule was subjected to descriptive and inferential statistical Size: KB.