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CAB eBooks

Ebooks on agriculture and the applied life sciences from CAB International

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CABI Book Chapter Info
Cover for Potato genetic improvement in developing countries and CIP's role in varietal change.

In this chapter, the contribution of the International Potato Centre (CIP) in Peru to potato cultivar development in developing countries (Asia, sub-Saharan Africa and Latin America) is discussed, covering staffing patterns, varietal release and varietal adoption. Information on expected...

Author(s)
Walker, T. S.; Bi, Y. P.; Li, J. H.; Gaur, P. C.; Grande, E.
ISBN
2003 CABI Publishing (H ISBN 0851995497)
Type
Book chapter
CABI Book Info
Cover for Crop improvement, adoption, and impact of improved varieties in food crops in sub-Saharan Africa.

This book contains 21 chapters presenting the most comprehensive, accurate and informative view of the spread of improved crop cultivars in Africa south of Sahara. The importance of the diffusion and adoption of different crop cultivars and the impacts of the use of these improved cultivars are...

Author(s)
Walker, T. S.; Alwang, J.
ISBN
2015 CABI (H ISBN 9781780644011)
Type
Book
CABI Book Chapter Info
Cover for The importance of generating and documenting varietal change in sub-Saharan Africa.

This chapter focuses on the potential contributions of modern cultivar change to agricultural development in Africa south of Sahara. The direct positive consequences of the use of improved cultivars for food security are discussed and the role of modern cultivar change in setting the stage for the...

Author(s)
Walker, T. S.; Alwang, J.
ISBN
2015 CABI (H ISBN 9781780644011)
Type
Book chapter
CABI Book Chapter Info
Cover for Investments in and impacts of crop improvement research in Africa.

This chapter aims to document evidence about agricultural research investments, describe patterns of change over time, and discuss the current state of knowledge and knowledge gaps. The chapter begins with a discussion of information sources and inherent challenges in assembling consistent time...

Author(s)
Alwang, J.
ISBN
2015 CABI (H ISBN 9781780644011)
Type
Book chapter
CABI Book Chapter Info
Cover for Relevant concepts and hypotheses in assessing the performance of food crop improvement in sub-Saharan Africa.

This chapter addresses the performance of national and international food crop improvement in Africa south of the Sahara. The main elements of performance are discussed from the perspective of evaluation that centres on inputs, outputs, outcomes and impacts.

Author(s)
Walker, T. S.
ISBN
2015 CABI (H ISBN 9781780644011)
Type
Book chapter
CABI Book Chapter Info
Cover for Coverage, data and methods in assessing the performance of food crop improvement in sub-Saharan Africa.

This chapter was written to provide a reference for readers who want to understand the context underlying the substantive results reported in this volume. It describes the data and how they were collected. The Diffusion and Impact of Improved Varieties in Africa (DIIVA) Project aims to provide...

Author(s)
Walker, T. S.
ISBN
2015 CABI (H ISBN 9781780644011)
Type
Book chapter
CABI Book Chapter Info
Cover for Genetic improvement of the crops in the 1998 initiative: historical context and exploratory analysis.

This chapter focuses on the historical context and exploratory analysis of the genetic improvement of the crops (maize, wheat and rice, among others) in the 1998 initiative by the Diffusion and Impact of Improved Varieties in Africa (DIIVA) project. The importance of the establishment of a reliable ...

Author(s)
Walker, T. S.
ISBN
2015 CABI (H ISBN 9781780644011)
Type
Book chapter
CABI Book Chapter Info
Cover for The effectiveness of crop improvement programmes from the perspectives of varietal output and adoption: cassava, cowpea, soybean and yam in sub-Saharan Africa and maize in West and Central Africa.

This chapter focuses on the assessment of the cultivar output, adoption and change for cassava, cowpea, soyabean and yam for Africa south of Sahara and maize improvement in West and Central Africa. The evaluation of the performance of genetic improvement programmes in these crops are also discussed.

Author(s)
Alene, A. D.; Abdoulaye, T.; Rusike, J.; Manyong, V.; Walker, T. S.
ISBN
2015 CABI (H ISBN 9781780644011)
Type
Book chapter
CABI Book Chapter Info
Cover for Assessing the effectiveness of agricultural R&D for groundnut, pearl millet, pigeonpea and sorghum in West and Central Africa and East and Southern Africa.

An understanding of the performance of sorghum, pearl millet, and groundnut programmes from the perspectives of scientific capacity, output of released varieties and the level of adoption of these improved varieties is not as comprehensive as in other staple food crops such as maize. This chapter...

Author(s)
Ndjeunga, J.; Mausch, K.; Simtowe, F.
ISBN
2015 CABI (H ISBN 9781780644011)
Type
Book chapter
CABI Book Chapter Info
Cover for The performance of bean improvement programmes in sub-Saharan Africa from the perspectives of varietal output and adoption.

This chapter focuses on the importance of beans (Phaseolus vulgaris) in area and production in Burundi, Congo Democratic Republic, Ethiopia, Kenya, Malawi, Mozambique, Rwanda, Tanzania, Uganda and Zambia. Data on bean cultivar output and adoption in these countries is also presented.

Author(s)
Muthoni, R. A.; Andrade, R.
ISBN
2015 CABI (H ISBN 9781780644011)
Type
Book chapter

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