Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Michiel Keyzer"'
Publikováno v:
van Wesenbeeck, C F A, Keyzer, M A, van Veen, W C M & Qiu, H 2021, ' Can China's overuse of fertilizer be reduced without threatening food security and farm incomes? ', Agricultural Systems, vol. 190, 103093, pp. 1-15 . https://doi.org/10.1016/j.agsy.2021.103093
Agricultural Systems, 190:103093, 1-15. Elsevier BV
Agricultural Systems, 190:103093, 1-15. Elsevier BV
CONTEXT Since 1980, China has made impressive progress in increasing agricultural production, improving food security and reducing rural poverty. Increased use of chemical fertilizer has played a vital role in this, but presently fertilizer overuse i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::082002b653423aa6624e173a49c789bc
https://doi.org/10.1016/j.agsy.2021.103093
https://doi.org/10.1016/j.agsy.2021.103093
Autor:
Victor Ginsburgh, Michiel Keyzer
General equilibrium and AGE modeling are both active fields of research. Yet the applied model builder often finds the style of theoretical papers inaccessible, while the theoretician hardly recognizes the concepts used in the equations of applied mo
Publikováno v:
Acta clinica Belgica. 76(5)
Introduction: Guillain-Barre Syndrome usually presents with ascending symmetric polyneuropathy, typically preceded by a viral infection. Despite the low incidence, physicians will often include Gui...
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::25042dbaeff2318d39f63d51716dbd95
https://pubmed.ncbi.nlm.nih.gov/32167414
https://pubmed.ncbi.nlm.nih.gov/32167414
Publikováno v:
Solid Earth, Vol 7, Iss 1, Pp 93-103 (2016)
Sonneveld, B G J S, Keyzer, M A & Ndiaye, D 2016, ' Quantifying the impact of land degradation on crop production: the case of Senegal ', Solid Earth. An interactive open-access journal of the European Geosciences Union, vol. 7, pp. 93-103 . https://doi.org/10.5194/se-7-93-2016
Solid Earth. An interactive open-access journal of the European Geosciences Union, 7, 93-103
Sonneveld, B G J S, Keyzer, M A & Ndiaye, D 2016, ' Quantifying the impact of land degradation on crop production: the case of Senegal ', Solid Earth. An interactive open-access journal of the European Geosciences Union, vol. 7, pp. 93-103 . https://doi.org/10.5194/se-7-93-2016
Solid Earth. An interactive open-access journal of the European Geosciences Union, 7, 93-103
Land degradation has been a persistent problem in Senegal for more than a century and by now has become a serious impediment to long-term development. In this paper, we quantify the impact of land degradation on crop yields using the results of a nat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1fa2adca8e0b9a7b861077cbdaa885dc
http://www.solid-earth.net/7/93/2016/se-7-93-2016.pdf
http://www.solid-earth.net/7/93/2016/se-7-93-2016.pdf
Autor:
Ferdinando Urbano, K. Georgis, M. K. Yimer, C.F.A. van Wesenbeeck, M. Abdullatif, Ben G. J. S. Sonneveld, F. Beyene, Michiel Keyzer, Michele Meroni, O. Leo
Publikováno v:
Land; Volume 6; Issue 4; Pages: 82
Land, 6(4):82, 1-31. Multidisciplinary Digital Publishing Institute
Sonneveld, B G J S, Keyzer, M A, van Wesenbeeck, C F A, Georgis, K, Beyene, F, Urbano, F, Meroni, M, Leo, O, Yimer, M & Abdullatif, M 2017, ' Identifying Hot Spots of Critical Forage Supply in Dryland Nomadic Pastoralist Areas: A Case Study for the Afar Region, Ethiopia ', Land, vol. 6, no. 4, 82, pp. 1-31 . https://doi.org/10.3390/land6040082
Land, 6(4):82
Land, Vol 6, Iss 4, p 82 (2017)
Land, 6(4):82, 1-31. Multidisciplinary Digital Publishing Institute
Sonneveld, B G J S, Keyzer, M A, van Wesenbeeck, C F A, Georgis, K, Beyene, F, Urbano, F, Meroni, M, Leo, O, Yimer, M & Abdullatif, M 2017, ' Identifying Hot Spots of Critical Forage Supply in Dryland Nomadic Pastoralist Areas: A Case Study for the Afar Region, Ethiopia ', Land, vol. 6, no. 4, 82, pp. 1-31 . https://doi.org/10.3390/land6040082
Land, 6(4):82
Land, Vol 6, Iss 4, p 82 (2017)
This study develops a methodology to identify hot spots of critical forage supply in nomadic pastoralist areas, using the Afar Region, Ethiopia, as a special case. It addresses two main problems. First, it makes a spatially explicit assessment of fod
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a733b99e396d9b2c05b651acb27b823b
Autor:
Filip Pyl, Jasper Cornette, Filomeen Haerynck, Michiel Keyzer, Kristof Vandekerckhove, Petra Schelstraete, Jan Boone, Daniël De Wolf, Ilse Coomans, Sabine Van daele, Frans De Baets
Publikováno v:
European journal of pediatrics. 176(12)
This study evaluates the impact of antibiotic treatments and hospitalization on exercise performance and health-related quality of life (QOL) in children with mild cystic fibrosis (CF) lung disease. Forty-seven children between 7 and 17 years with mi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::80d8a5b094d61c00466961dc5b3fa726
https://pubmed.ncbi.nlm.nih.gov/28965267
https://pubmed.ncbi.nlm.nih.gov/28965267
Publikováno v:
The Eurasian Wheat Belt and Food Security ISBN: 9783319332383
Rural areas in Ukraine are facing a strong dualisation between large corporate farms that often belong to even larger agro-holdings, the modern successors of kolkhozes, on the one hand, and private farms on the other hand, the latter of which compris
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1b0b899ec37a0efa67fd19274ee32cde
https://doi.org/10.1007/978-3-319-33239-0_9
https://doi.org/10.1007/978-3-319-33239-0_9
Publikováno v:
China Economic Review, 23(1), 34-46. Elsevier
Liu, B, Keyzer, M A, van den Boom, G J M & Zikhali, P 2012, ' How connected are Chinese farmers to retail markets? New evidence of price transmission ', China Economic Review, vol. 23, no. 1, pp. 34-46 . https://doi.org/10.1016/j.chieco.2011.07.010
Liu, B, Keyzer, M A, van den Boom, G J M & Zikhali, P 2012, ' How connected are Chinese farmers to retail markets? New evidence of price transmission ', China Economic Review, vol. 23, no. 1, pp. 34-46 . https://doi.org/10.1016/j.chieco.2011.07.010
This paper examines the extent to which Chinese farmers are connected to regional agricultural markets by looking at the intensity of price transmission from retail markets to the farmgate. This intensity is indicative of the extent to which farmers
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b64fc8bf1a71ad855a2c5df6ece624c4
https://research.vu.nl/en/publications/bf39a9d8-ed48-4561-8995-5ff8c7eab048
https://research.vu.nl/en/publications/bf39a9d8-ed48-4561-8995-5ff8c7eab048
Autor:
Jikun Huang, Tatiana Ermolieva, Michiel Keyzer, Huanguang Qiu, Guenther Fisher, Wim van Veen, Scott Rozelle
Publikováno v:
Journal of Environmental Quality, 40(4), 1058-1067. ASA/CSSA/SSSA
Qiu, H, Huang, J, Keyzer, M A, van Veen, W C M, Rozelle, S, Fischer, G & Ermolieva, T 2011, ' Biofuel development, food security and the use of marginal land in China ', Journal of Environmental Quality, vol. 40, no. 4, pp. 1058-1067 . https://doi.org/10.2134/jeq2011.0012
Qiu, H, Huang, J, Keyzer, M A, van Veen, W C M, Rozelle, S, Fischer, G & Ermolieva, T 2011, ' Biofuel development, food security and the use of marginal land in China ', Journal of Environmental Quality, vol. 40, no. 4, pp. 1058-1067 . https://doi.org/10.2134/jeq2011.0012
With concerns of energy shortages, China, like the United States, European Union, and other countries, is promoting the development of biofuels. However, China also faces high future demand for food and feed, and so its bioenergy program must try to
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::89d0f38ed09f493cf989a0ad1776dff3
https://hdl.handle.net/1871.1/417e1376-6753-4fa8-b1d4-5c9ff3830d1e
https://hdl.handle.net/1871.1/417e1376-6753-4fa8-b1d4-5c9ff3830d1e
Publikováno v:
European Journal of Operational Research, 215(3), 604-615. Elsevier
Keyzer, M A & van Wesenbeeck, C F A 2011, ' Optimal coalition formation and surplus distribution: Two sides of one coin ', European Journal of Operational Research, vol. 215, no. 3, pp. 604-615 . https://doi.org/10.1016/j.ejor.2011.06.030
Keyzer, M A & van Wesenbeeck, C F A 2011, ' Optimal coalition formation and surplus distribution: Two sides of one coin ', European Journal of Operational Research, vol. 215, no. 3, pp. 604-615 . https://doi.org/10.1016/j.ejor.2011.06.030
A fuzzy coalitional game represents a situation in which players can vary the intensity at which they participate in the coalitions accessible to them, as opposed to the treatment as a binary choice in the non-fuzzy (crisp) game. Building on the prop
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4496c0c6778175279d735d5b9cf75104
https://hdl.handle.net/1871/36478
https://hdl.handle.net/1871/36478