Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Johan Blockeel"'
Autor:
Joseph Bandanaa, Isaac. K. Asante, Irene S. Egyir, Ted Y. Annang, Johan Blockeel, Anja Heidenreich, Irene Kadzere, Christian Schader
Publikováno v:
Global Challenges, Vol 8, Iss 8, Pp n/a-n/a (2024)
Abstract Optimizing sustainability among smallholder farms poses challenges due to inherent trade‐offs. In the study of organic and conventional cocoa smallholder farming in Ghana, 398 farms are assessed using the Food and Agriculture Organsation o
Externí odkaz:
https://doaj.org/article/960d1c0b927040dba10e7b9f8be48dcb
Autor:
Joseph Bandanaa, Isaac K. Asante, Irene S. Egyir, Christian Schader, Ted Y. Annang, Johan Blockeel, Irene Kadzere, Anja Heidenreich
Publikováno v:
Environmental and Sustainability Indicators, Vol 11, Iss , Pp 100121- (2021)
The potential of organic agriculture to contribute to sustainable development in Ghana is unclear. This article assesses the sustainability performance of organic and conventional cocoa farming systems in Ghana. Data was collected from 398 organic an
Externí odkaz:
https://doaj.org/article/9d2389c84ef7490aabdefc53ce135e6d
Autor:
Michael Curran, Gianna Lazzarini, Lukas Baumgart, Vanessa Gabel, Johan Blockeel, Rolf Epple, Matthias Stolze, Christian Schader
Publikováno v:
Frontiers in Sustainable Food Systems, Vol 4 (2020)
The agricultural sector faces serious environmental, social and economic challenges. In response, there has been a proliferation of labels and certifications aiming to ensure minimum farm sustainability performance. Organic agriculture (OA) a promine
Externí odkaz:
https://doaj.org/article/e25c40c1e62c4585b7b13ba6c263d458
Autor:
Johan Blockeel, Christian Schader, Anja Heidenreich, Christian Grovermann, Irene Kadzere, Irene S. Egyir, Anne Muriuki, Joseph Bandanaa, Chrysantus M. Tanga, Joseph Clottey, John Ndungu, Matthias Stolze
Publikováno v:
Journal of Rural Studies. 98:34-58
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f15844bfe91f0b44fc469e4315b42c84
https://doi.org/10.1016/j.jrurstud.2023.01.010
https://doi.org/10.1016/j.jrurstud.2023.01.010
Autor:
Anja Heidenreich, Johan Blockeel, Anne Muriuki, Christian Schader, Joseph Clottey, Adrian Müller, Matthias Stolze, Joseph Bandanaa, John Ndungu, Irene S. Egyir, Christian Grovermann, Irene Kadzere
Publikováno v:
Agricultural Systems, 195
CONTEXT Eco-efficiency offers a promising approach for the sustainable intensification of production systems in Sub-Saharan Africa. Data Envelopment Analysis (DEA), which is widely used for eco-efficiency analyses, is however sensitive to outliers an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8952ffd99c279df0e502a18cc03d189f
Autor:
Johan Blockeel, Delgermaa Chuluunbaatar, Aiden Holley, Rasheed Sulaiman, Patrice Djamen, Christian Grovermann
Publikováno v:
Journal of Agricultural Education and Extension
Purpose: To evaluate pluralistic Extension and Advisory Services (EAS) systems performance and outcomes, and share the experiences made with applying a participatory semi-quantitative approach allowing for cross-country comparability. Design/methodol
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::67cd2832ea5573a391bcc0e1dd0a9545
https://orgprints.org/id/eprint/44669/
https://orgprints.org/id/eprint/44669/
Autor:
Cory Whitney, Christian Borgemeister, Christian Schader, David M. Amudavi, Lisa Biber-Freudenberger, Johan Blockeel, Juliet Wanjiku Kamau, Till Stellmacher, Jan Landert
The introduction of organic farm management practices in sub-Saharan Africa could act as a lever for supporting regional sustainable development. In this study, we sought to assess the sustainability performance of organic (certified and non-certifie
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::300859fc437e3d6197025bf4b8f17868
https://doi.org/10.1007/s10668-021-01736-y
https://doi.org/10.1007/s10668-021-01736-y
Autor:
Rolf Epple, Johan Blockeel, Christian Schader, Matthias Stolze, Lukas Baumgart, Michael Curran, Gianna Lazzarini, Vanessa M. Gabel
Publikováno v:
Frontiers in Sustainable Food Systems, Vol 4 (2020)
The agricultural sector faces serious environmental, social and economic challenges. In response, there has been a proliferation of labels and certifications aiming to ensure minimum farm sustainability performance. Organic agriculture (OA) a promine
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9e54c325e8ce9fc1d3af4409f4386100
https://orgprints.org/38966/
https://orgprints.org/38966/
Autor:
Joseph Bandanaa, Urs Niggli, Irene S. Egyir, Johan Blockeel, Anne Muriuki, Fred Kabi, Christian Schader, Christian Borgemeister, Joseph Clottey, Matthias Stolze, Gianna Lazzarini, John Ndungu, Beate Huber, Irene Kadzere, Komi K. M. Fiaboe, Noah Adamtey, Christian Grovermann, Adrian Müller, Anja Heidenreich
Publikováno v:
Global Environmental Change, 70
The potential of organic agriculture and agroecological approaches for improving food security in Africa is a controversial topic in global discussions. While there is a number of meta-analyses on the environmental, agronomic and financial performanc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::96d2a5166b6554871e373030d3dedc0e
https://doi.org/10.1016/j.gloenvcha.2021.102325
https://doi.org/10.1016/j.gloenvcha.2021.102325
Autor:
Johan Blockeel, Joseph Bandanaa, Christian Schader, Irene Kadzere, Anja Heidenreich, Irene S. Egyir, Ted Yemoh Annang, Isaac Asante
Publikováno v:
Environmental and Sustainability Indicators, Vol 11, Iss, Pp 100121-(2021)
The potential of organic agriculture to contribute to sustainable development in Ghana is unclear. This article assesses the sustainability performance of organic and conventional cocoa farming systems in Ghana. Data was collected from 398 organic an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2eb0cf9debd46b835fb3eb13a727b188
https://doi.org/10.1016/j.indic.2021.100121
https://doi.org/10.1016/j.indic.2021.100121