Strengthening local seed systems: options for enhancing diffusion of varietal diversity of sorghum in Southern Mali
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| Main Author: | |
|---|---|
| Format: | Thesis Book |
| Language: | English |
| Published: |
Weikersheim
Margraf Publ.
2008
|
| Series: | Kommunikation und Beratung
85 |
| Subjects: | |
| Online Access: | Inhaltstext Inhaltsverzeichnis |
| Physical Description: | XI, 185 S. Ill., graph. Darst., Kt. |
| ISBN: | 9783823615255 |
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| 245 | 1 | 0 | |a Strengthening local seed systems |b options for enhancing diffusion of varietal diversity of sorghum in Southern Mali |c Sonja Siart |
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| _version_ | 1805091025625022464 |
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| adam_text |
Titel: Strengthening local seed systems
Autor: Siart, Sonja
Jahr: 2008
Contents
Preface of the editors.I
Acknowledgements of the author.II
Contents.Ill
List of Boxes.V
List of Maps.V
List of Tables.VI
List of Figures.VII
List of Abbreviations.IX
1 Introduction.1
1.1 Background and justification of the research.3
1.2 Objectives of the study.5
1.3 Organization of the book.6
2 Theory.7
2.1 Seed systems.7
2.2 Participatory plant breeding, agro-biodiversity and fanners' local knowledge. 10
2.3 Behaviour change and diffusion of innovations.13
2.4 Sorghum bicolor.15
2.5 Agriculture in Mali.18
2.5.1 Agricultural research, rural development and extension in Mali.18
2.5.2 Seed sector legislations and regulations in WCA and Mali.21
2.6 Study regions.22
3 Methodological approach.26
3.1 Theoretical background.27
3.2 Methodology.29
3.2.1 Selection of study sites and samples.31
3.2.2 Methods and tools.36
3.2.2.1 Individual interviews.36
3.2.2.2 Expert interview.36
3.2.2.3 Focus group.37
3.2.2.4 Four-square analysis.38
3.2.2.5 Flow diagram.39
3.2.2.6 Panicle classification.39
III
3.2.2.7 Observation.40
3.2.2.8 SWOT analysis.41
3.2.3 Data documentation and analysis.41
3.2.4 Methodological challenges and critical appreciation.42
4 Local seed systems of sorghum in southern Mali.44
4.1 Socio-economic and agronomic aspects.44
4.1.1 Wealth classification.44
4.1.2 Cultivation practices and commercialisation of sorghum.46
4.2 Local knowledge about sorghum varieties.47
4.2.1 Classification and nomenclature of sorghum varieties.47
4.2.2 Farmers' concepts of varieties and consideration of traits.51
4.3 Variety choice and diversity management.60
4.3.1 Characterization of varieties.60
4.3.2 Assessment of local diversity.63
4.3.3 Innovation and varietal change.67
4.4 Seed management.79
4.4.1 Seed selection.79
4.4.2 Seed storage.80
4.4.3 Seed availability.82
4.5 Seed access.87
4.5.1 Information flow and communication networks.87
4.5.2 Social system and networks for variety and seed acquisition.90
4.6 Women and sorghum.93
4.7 Analysis, discussion and conclusion.96
5 Integration of new approaches for variety and seed dissemination
in the local seed systems.101
5.1 Project activities.101
5.1.1 Participatory on-farm variety trials.101
5.1.2 Local seed production and dissemination.103
5.2 Follow-up of project activities.106
5.2.1 Seed fair 2005 in Mand §.106
5.2.2 Seed sale in 2005.108
5.2.3 Evolution of local seed production and dissemination activities.116
5.2.4 Discussion and conclusion.129
IV
S.3 Final discussion and conclusions for variety and seed dissemination
in the local seed systems.136
6 Outlook and recommendations.139
6.1 Integration of new approaches for seed supply in the local seed systems.139
6.2 Diversity conservation.147
6.3 Concluding remarks and ideas for further research.147
7 Summaries.149
7.1 Summary.149
7.2 Zusammenfassung.151
7.3 Resume.153
References.157
Annexes.165
Annex 1.165
Annex 2.171
Annex 3.172
Annex 4.174
Annex 5.176
Annex 6.180
Annex 7.183
List of Boxes
Box 1 Seed quality attributes.9
Box 2 Striga.16
Box 3 Photoperiodism.17
Box 4 Parameters of seed security.28
List of Maps
Map 1 Diolla district with study sites in 2004 and 2005.32
Map 2 Mande region with study sites in 2004 and 2005.32
Map 3 Diolla district with study sites for seed buyers in 2005.33
Map 4 Mand6 region with study sites for seed buyers in 2005.33
List of Tables
Table 1 Timeframe for research activities.27
Table 2 Framework for analysis of local seed systems.28
Table 3 Framework for the follow-up surveys of seed marketing.29
Table 4 Sample size of the structured surveys on local seed systems
in 2004 and 2005.34
Table 5 Sample size of the expert interviews with panicle classification.34
Table 6 Sample size of the structured follow-up survey at the seed fair
in Mandate 2005.35
Table 7 Sample size of the structured follow-up survey of seed sale in 2005.35
Table 8 Example of four-square analysis on village level for cultivated
sorghum varieties.38
Table 9 Mean number for bullocks and sowing machines per household and
% of households owning and using sowing machines for sorghum.45
Table 10 Cultivation of important crops on individual (male) and
family fields (% of households).46
Table 11 Mean area of important crops in both project regions produced by men (ha) 46
Table 12 Cultivation of sorghum in association with other crops (% of households) .47
Table 13 Cereal classification by fanners (Number of farmers).48
Table 14 Names of varieties and their signification (in the order of characteristics) .49
Table 15 Preferred varieties chosen by fanners during the panicle box exercise.55
Table 16 Mean number of varieties in four-square analysis in Dioila and Mande.57
Table 17a Important varieties on large and small areas in Dioila in 2004
(Number of villages, % of households).58
Table 17b Important varieties on large and small areas in Mande' in 2004
(Number of villages, % of households).58
Table 18a Description of varieties during focus groups in Dioila.59
Table 18b Description of varieties during focus groups in Mande.59
Table 19 Area for variety testing in Dioila and Mande (% of households, ha).78
Table 20 "Seed villages" and relationship for transaction (No. of households).83
Table 21 SWOT Analysis of local seed systems in the study regions.97
Table 22 Main results for local seed systems by region (% of households).98
Table 23 Seed production and sale between 2003 and 2006.103
Table 24 Information about the seed buyers (% of farmers).109
Table 25 Membership in a fanner organization (% of fanners).110
VI
Table 26 Places of seed sale in Dioila and Mande (% of farmers).110
Table 27 Source of information about seed sale in DioTla and Mande
(% of fanners).111
Table 28 Reasons for choosing improved varieties.111
Table 29 Observations of general and successful traits of the improved varieties.112
Table 30 Observations of non-successful traits of the improved varieties.113
Table 31 Main information obtained about varieties before buying (% of farmers). 114
Table 32 Satisfaction with price of improved varieties (% of farmers).114
Table 33 Objectives and problems perceived by the committees in 2005.117
Table 34 SWOT analysis in Diofla.124
Table 35 SWOT analysis in Mande.128
Table 36 Results for the seed dissemination activities by region (% of households) . 130
Table 37 Results for the seed sale of MVs by region (% of households).132
Table 38 Actors in the improved local system in the project regions.146
List of Figures
Figure 1 Local seed system and formal system and possible linkages.8
Figure 2 Triangulation of methods for the seed system analysis.30
Figure 3 Four-square analysis and flow diagram.39
Figure 4 Wealth classification of interviewed households in 2004 and 2005.44
Figure 5 Traits used by fanners during the panicle box exercise (% of varieties).51
Figure 6 Traits used by farmers to describe their varieties (% of households).61
Figure 7 Mentioned flowering dates of varieties (% of households).61
Figure 8 Reasons for cultivating a specific variety in DioTla in 2004
(% of households).63
Figure 9a Number of varieties cultivated per household in DioTla (% of households). 65
Figure 9b Number of varieties cultivated per household in Mand6 (% of households). 65
Figure 10 Households cultivating 0,1 or 1 variety in Mande and Dioila in 2004
and 2005 (% of households).66
Figure 11 Variety types in DioTla in 2004 and 2005 (% of households).68
Figure 12 Variety types in Mande in 2004 and 2005 (% of households).68
Figure 13 Households cultivating MVs in 2004 and 2005 (% of households).69
Figure 14 Seed sources for MVs in 2004 and 2005 (% of households).69
Figure 15 MVs cultivated in 2004 and 2005 in both regions (% of households).70
VII
Figure 16 Periods of cultivation of actual cultivated varieties in the households
(% of households).71
Figure 17 Number of abandoned varieties (% of households).72
Figure 18 Cultivation period of abandoned varieties in the households
(% of households).72
Figure 19 Reasons for abandonment of varieties (% of households).73
Figure 20 Rejected and replaced varieties in Dioila (% of households).74
Figure 21 Rejected and replaced varieties in Mancte (% of households).74
Figure 22 Origin of varieties in Mand£ and Dioila (% of transactions).75
Figure 23 Types of transactions related to introduction of new varieties
(% of transactions).76
Figure 24 Relationship for variety transactions (% of transactions).77
Figure 25 Modes of seed selection in Mande and Dioila (% of varieties).80
Figure 26 Types of seed storage in Mande and Dioila (% of varieties).81
Figure 27 Places of seed storage in Mand6 and Dioila (% of varieties).81
Figure 28 Seed sources in the years 2004 and 2005 (% of households).83
Figure 29 Relationship for seed transactions (% of households).84
Figure 30 Types of seed transaction (% of households).85
Figure 31 Sources of information for new varieties (% of households).88
Figure 32 Relationship for introduction of new varieties (% of households).91
Figure 33 Relationship for seed transactions in 2005 (% of households).92
Figure 34 Cultivation of sorghum by women in 2004 and 2005 (% of households).93
Figure 35 Origin of varieties cultivated by women in 2004 and 2005
(% of households).94
Figure 36 Seed sources for women in 2004 and 2005 (% of households).95
Figure 37 Purchased varieties through project activities.108
Figure 38 Model of local seed system for seeds and varieties of sorghum.140
Figure 39 Model of a system for seed production and dissemination.144
VIII |
| adam_txt |
Titel: Strengthening local seed systems
Autor: Siart, Sonja
Jahr: 2008
Contents
Preface of the editors.I
Acknowledgements of the author.II
Contents.Ill
List of Boxes.V
List of Maps.V
List of Tables.VI
List of Figures.VII
List of Abbreviations.IX
1 Introduction.1
1.1 Background and justification of the research.3
1.2 Objectives of the study.5
1.3 Organization of the book.6
2 Theory.7
2.1 Seed systems.7
2.2 Participatory plant breeding, agro-biodiversity and fanners' local knowledge. 10
2.3 Behaviour change and diffusion of innovations.13
2.4 Sorghum bicolor.15
2.5 Agriculture in Mali.18
2.5.1 Agricultural research, rural development and extension in Mali.18
2.5.2 Seed sector legislations and regulations in WCA and Mali.21
2.6 Study regions.22
3 Methodological approach.26
3.1 Theoretical background.27
3.2 Methodology.29
3.2.1 Selection of study sites and samples.31
3.2.2 Methods and tools.36
3.2.2.1 Individual interviews.36
3.2.2.2 Expert interview.36
3.2.2.3 Focus group.37
3.2.2.4 Four-square analysis.38
3.2.2.5 Flow diagram.39
3.2.2.6 Panicle classification.39
III
3.2.2.7 Observation.40
3.2.2.8 SWOT analysis.41
3.2.3 Data documentation and analysis.41
3.2.4 Methodological challenges and critical appreciation.42
4 Local seed systems of sorghum in southern Mali.44
4.1 Socio-economic and agronomic aspects.44
4.1.1 Wealth classification.44
4.1.2 Cultivation practices and commercialisation of sorghum.46
4.2 Local knowledge about sorghum varieties.47
4.2.1 Classification and nomenclature of sorghum varieties.47
4.2.2 Farmers' concepts of varieties and consideration of traits.51
4.3 Variety choice and diversity management.60
4.3.1 Characterization of varieties.60
4.3.2 Assessment of local diversity.63
4.3.3 Innovation and varietal change.67
4.4 Seed management.79
4.4.1 Seed selection.79
4.4.2 Seed storage.80
4.4.3 Seed availability.82
4.5 Seed access.87
4.5.1 Information flow and communication networks.87
4.5.2 Social system and networks for variety and seed acquisition.90
4.6 Women and sorghum.93
4.7 Analysis, discussion and conclusion.96
5 Integration of new approaches for variety and seed dissemination
in the local seed systems.101
5.1 Project activities.101
5.1.1 Participatory on-farm variety trials.101
5.1.2 Local seed production and dissemination.103
5.2 Follow-up of project activities.106
5.2.1 Seed fair 2005 in Mand §.106
5.2.2 Seed sale in 2005.108
5.2.3 Evolution of local seed production and dissemination activities.116
5.2.4 Discussion and conclusion.129
IV
S.3 Final discussion and conclusions for variety and seed dissemination
in the local seed systems.136
6 Outlook and recommendations.139
6.1 Integration of new approaches for seed supply in the local seed systems.139
6.2 Diversity conservation.147
6.3 Concluding remarks and ideas for further research.147
7 Summaries.149
7.1 Summary.149
7.2 Zusammenfassung.151
7.3 Resume.153
References.157
Annexes.165
Annex 1.165
Annex 2.171
Annex 3.172
Annex 4.174
Annex 5.176
Annex 6.180
Annex 7.183
List of Boxes
Box 1 Seed quality attributes.9
Box 2 Striga.16
Box 3 Photoperiodism.17
Box 4 Parameters of seed security.28
List of Maps
Map 1 Diolla district with study sites in 2004 and 2005.32
Map 2 Mande region with study sites in 2004 and 2005.32
Map 3 Diolla district with study sites for seed buyers in 2005.33
Map 4 Mand6 region with study sites for seed buyers in 2005.33
List of Tables
Table 1 Timeframe for research activities.27
Table 2 Framework for analysis of local seed systems.28
Table 3 Framework for the follow-up surveys of seed marketing.29
Table 4 Sample size of the structured surveys on local seed systems
in 2004 and 2005.34
Table 5 Sample size of the expert interviews with panicle classification.34
Table 6 Sample size of the structured follow-up survey at the seed fair
in Mandate 2005.35
Table 7 Sample size of the structured follow-up survey of seed sale in 2005.35
Table 8 Example of four-square analysis on village level for cultivated
sorghum varieties.38
Table 9 Mean number for bullocks and sowing machines per household and
% of households owning and using sowing machines for sorghum.45
Table 10 Cultivation of important crops on individual (male) and
family fields (% of households).46
Table 11 Mean area of important crops in both project regions produced by men (ha) 46
Table 12 Cultivation of sorghum in association with other crops (% of households) .47
Table 13 Cereal classification by fanners (Number of farmers).48
Table 14 Names of varieties and their signification (in the order of characteristics) .49
Table 15 Preferred varieties chosen by fanners during the panicle box exercise.55
Table 16 Mean number of varieties in four-square analysis in Dioila and Mande.57
Table 17a Important varieties on large and small areas in Dioila in 2004
(Number of villages, % of households).58
Table 17b Important varieties on large and small areas in Mande' in 2004
(Number of villages, % of households).58
Table 18a Description of varieties during focus groups in Dioila.59
Table 18b Description of varieties during focus groups in Mande.59
Table 19 Area for variety testing in Dioila and Mande (% of households, ha).78
Table 20 "Seed villages" and relationship for transaction (No. of households).83
Table 21 SWOT Analysis of local seed systems in the study regions.97
Table 22 Main results for local seed systems by region (% of households).98
Table 23 Seed production and sale between 2003 and 2006.103
Table 24 Information about the seed buyers (% of farmers).109
Table 25 Membership in a fanner organization (% of fanners).110
VI
Table 26 Places of seed sale in Dioila and Mande (% of farmers).110
Table 27 Source of information about seed sale in DioTla and Mande
(% of fanners).111
Table 28 Reasons for choosing improved varieties.111
Table 29 Observations of general and successful traits of the improved varieties.112
Table 30 Observations of non-successful traits of the improved varieties.113
Table 31 Main information obtained about varieties before buying (% of farmers). 114
Table 32 Satisfaction with price of improved varieties (% of farmers).114
Table 33 Objectives and problems perceived by the committees in 2005.117
Table 34 SWOT analysis in Diofla.124
Table 35 SWOT analysis in Mande.128
Table 36 Results for the seed dissemination activities by region (% of households) . 130
Table 37 Results for the seed sale of MVs by region (% of households).132
Table 38 Actors in the improved local system in the project regions.146
List of Figures
Figure 1 Local seed system and formal system and possible linkages.8
Figure 2 Triangulation of methods for the seed system analysis.30
Figure 3 Four-square analysis and flow diagram.39
Figure 4 Wealth classification of interviewed households in 2004 and 2005.44
Figure 5 Traits used by fanners during the panicle box exercise (% of varieties).51
Figure 6 Traits used by farmers to describe their varieties (% of households).61
Figure 7 Mentioned flowering dates of varieties (% of households).61
Figure 8 Reasons for cultivating a specific variety in DioTla in 2004
(% of households).63
Figure 9a Number of varieties cultivated per household in DioTla (% of households). 65
Figure 9b Number of varieties cultivated per household in Mand6 (% of households). 65
Figure 10 Households cultivating 0,1 or 1 variety in Mande and Dioila in 2004
and 2005 (% of households).66
Figure 11 Variety types in DioTla in 2004 and 2005 (% of households).68
Figure 12 Variety types in Mande in 2004 and 2005 (% of households).68
Figure 13 Households cultivating MVs in 2004 and 2005 (% of households).69
Figure 14 Seed sources for MVs in 2004 and 2005 (% of households).69
Figure 15 MVs cultivated in 2004 and 2005 in both regions (% of households).70
VII
Figure 16 Periods of cultivation of actual cultivated varieties in the households
(% of households).71
Figure 17 Number of abandoned varieties (% of households).72
Figure 18 Cultivation period of abandoned varieties in the households
(% of households).72
Figure 19 Reasons for abandonment of varieties (% of households).73
Figure 20 Rejected and replaced varieties in Dioila (% of households).74
Figure 21 Rejected and replaced varieties in Mancte (% of households).74
Figure 22 Origin of varieties in Mand£ and Dioila (% of transactions).75
Figure 23 Types of transactions related to introduction of new varieties
(% of transactions).76
Figure 24 Relationship for variety transactions (% of transactions).77
Figure 25 Modes of seed selection in Mande and Dioila (% of varieties).80
Figure 26 Types of seed storage in Mande and Dioila (% of varieties).81
Figure 27 Places of seed storage in Mand6 and Dioila (% of varieties).81
Figure 28 Seed sources in the years 2004 and 2005 (% of households).83
Figure 29 Relationship for seed transactions (% of households).84
Figure 30 Types of seed transaction (% of households).85
Figure 31 Sources of information for new varieties (% of households).88
Figure 32 Relationship for introduction of new varieties (% of households).91
Figure 33 Relationship for seed transactions in 2005 (% of households).92
Figure 34 Cultivation of sorghum by women in 2004 and 2005 (% of households).93
Figure 35 Origin of varieties cultivated by women in 2004 and 2005
(% of households).94
Figure 36 Seed sources for women in 2004 and 2005 (% of households).95
Figure 37 Purchased varieties through project activities.108
Figure 38 Model of local seed system for seeds and varieties of sorghum.140
Figure 39 Model of a system for seed production and dissemination.144
VIII |
| any_adam_object | 1 |
| any_adam_object_boolean | 1 |
| author | Siart, Sonja 1973- |
| author_GND | (DE-588)135718058 |
| author_facet | Siart, Sonja 1973- |
| author_role | aut |
| author_sort | Siart, Sonja 1973- |
| author_variant | s s ss |
| building | Verbundindex |
| bvnumber | BV035040483 |
| ctrlnum | (OCoLC)244028245 (DE-599)DNB988693143 |
| dewey-full | 633.1747096623 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 633 - Field and plantation crops |
| dewey-raw | 633.1747096623 |
| dewey-search | 633.1747096623 |
| dewey-sort | 3633.1747096623 |
| dewey-tens | 630 - Agriculture and related technologies |
| discipline | Agrar-/Forst-/Ernährungs-/Haushaltswissenschaft / Gartenbau |
| discipline_str_mv | Agrar-/Forst-/Ernährungs-/Haushaltswissenschaft / Gartenbau |
| format | Thesis Book |
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| genre | (DE-588)4113937-9 Hochschulschrift gnd-content |
| genre_facet | Hochschulschrift |
| geographic | Mali Süd (DE-588)4297806-3 gnd |
| geographic_facet | Mali Süd |
| id | DE-604.BV035040483 |
| illustrated | Illustrated |
| index_date | 2024-07-02T21:53:00Z |
| indexdate | 2024-07-20T09:49:09Z |
| institution | BVB |
| isbn | 9783823615255 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-016709314 |
| oclc_num | 244028245 |
| open_access_boolean | |
| owner | DE-703 |
| owner_facet | DE-703 |
| physical | XI, 185 S. Ill., graph. Darst., Kt. |
| publishDate | 2008 |
| publishDateSearch | 2008 |
| publishDateSort | 2008 |
| publisher | Margraf Publ. |
| record_format | marc |
| series | Kommunikation und Beratung |
| series2 | Kommunikation und Beratung |
| spelling | Siart, Sonja 1973- Verfasser (DE-588)135718058 aut Strengthening local seed systems options for enhancing diffusion of varietal diversity of sorghum in Southern Mali Sonja Siart Weikersheim Margraf Publ. 2008 XI, 185 S. Ill., graph. Darst., Kt. txt rdacontent n rdamedia nc rdacarrier Kommunikation und Beratung 85 Zugl.: Hohenheim, Univ., Diss., 2008 Saatgut (DE-588)4051115-7 gnd rswk-swf Sorghumhirse (DE-588)4181863-5 gnd rswk-swf Mali Süd (DE-588)4297806-3 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Mali Süd (DE-588)4297806-3 g Sorghumhirse (DE-588)4181863-5 s Saatgut (DE-588)4051115-7 s DE-604 Kommunikation und Beratung 85 (DE-604)BV010181633 85 text/html http://deposit.dnb.de/cgi-bin/dokserv?id=3113983&prov=M&dok_var=1&dok_ext=htm Inhaltstext HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016709314&sequence=000004&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Siart, Sonja 1973- Strengthening local seed systems options for enhancing diffusion of varietal diversity of sorghum in Southern Mali Kommunikation und Beratung Saatgut (DE-588)4051115-7 gnd Sorghumhirse (DE-588)4181863-5 gnd |
| subject_GND | (DE-588)4051115-7 (DE-588)4181863-5 (DE-588)4297806-3 (DE-588)4113937-9 |
| title | Strengthening local seed systems options for enhancing diffusion of varietal diversity of sorghum in Southern Mali |
| title_auth | Strengthening local seed systems options for enhancing diffusion of varietal diversity of sorghum in Southern Mali |
| title_exact_search | Strengthening local seed systems options for enhancing diffusion of varietal diversity of sorghum in Southern Mali |
| title_exact_search_txtP | Strengthening local seed systems options for enhancing diffusion of varietal diversity of sorghum in Southern Mali |
| title_full | Strengthening local seed systems options for enhancing diffusion of varietal diversity of sorghum in Southern Mali Sonja Siart |
| title_fullStr | Strengthening local seed systems options for enhancing diffusion of varietal diversity of sorghum in Southern Mali Sonja Siart |
| title_full_unstemmed | Strengthening local seed systems options for enhancing diffusion of varietal diversity of sorghum in Southern Mali Sonja Siart |
| title_short | Strengthening local seed systems |
| title_sort | strengthening local seed systems options for enhancing diffusion of varietal diversity of sorghum in southern mali |
| title_sub | options for enhancing diffusion of varietal diversity of sorghum in Southern Mali |
| topic | Saatgut (DE-588)4051115-7 gnd Sorghumhirse (DE-588)4181863-5 gnd |
| topic_facet | Saatgut Sorghumhirse Mali Süd Hochschulschrift |
| url | http://deposit.dnb.de/cgi-bin/dokserv?id=3113983&prov=M&dok_var=1&dok_ext=htm http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016709314&sequence=000004&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV010181633 |
| work_keys_str_mv | AT siartsonja strengtheninglocalseedsystemsoptionsforenhancingdiffusionofvarietaldiversityofsorghuminsouthernmali |