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subject:"Theory"
subject:"Wirkungsanalyse"
~person:"Helbig, Ralf"
~person:"Wingender, Asger"
~type_genre:"Graue Literatur"
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Theory
Wirkungsanalyse
Agriculture
8
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8
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4
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4
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4
World
4
Anbausystem
3
Betriebliches Informationssystem
3
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3
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19.02.1997
1
Agrarboden
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Helbig, Ralf
Wingender, Asger
Balmann, Alfons
6
Briones, Roehlano M.
6
Esposti, Roberto
6
Frohberg, Klaus
6
Ciccone, Antonio
5
Martin, Will
5
Udry, Christopher
5
Grote, Ulrike
4
Hanna, Rema
4
Ledebur, Oliver von
4
Mason-D'Croz, Daniel
4
Mullainathan, Sendhil
4
Rosenzweig, Mark Richard
4
Schiefer, Gerhard W.
4
Wahl, Olaf
4
Weber, Gerald
4
Wiebelt, Manfred
4
Bergh, Jeroen C. J. M. van den
3
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3
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3
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3
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Hansen, Casper Worm
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Happe, Kathrin
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Hartmann, Monika
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Kirner, Leopold
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Klare, Klaus
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Odening, Martin
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Quaas, Martin F.
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Robertson, Richard
3
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Schwartzstein, Joshua
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Sinabell, Franz
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Stark, Oded
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Tewodaj Mogues
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European Conference on Informatics Application in Agriculture <2, 1999, Bonn>
3
European Federation for Information Technology in Agriculture, Food and the Environment
3
Rheinische Friedrich-Wilhelms-Universität Bonn / Institut für Landwirtschaftliche Betriebslehre
3
European Symposium on the Role and Potential of IT, Intranet and Internet for Advisory Services <1999, Bonn>
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ECONIS (ZBW)
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Two blades of grass : the impact of the green revolution
Gollin, Douglas
;
Hansen, Casper Worm
;
Wingender, Asger
-
2018
Persistent link: https://www.econbiz.de/10011889856
Saved in:
2
Two blades of grass : the impact of the green revolution
Gollin, Douglas
;
Hansen, Casper Worm
;
Wingender, Asger
-
2016
Persistent link: https://www.econbiz.de/10011563940
Saved in:
3
Two blades of grass : the impact of the green revolution
Gollin, Douglas
;
Hansen, Casper Worm
;
Wingender, Asger
-
2016
Persistent link: https://www.econbiz.de/10011587169
Saved in:
4
Perspectives of modern information and communication systems in agriculture, food production and environmental control ; (Vol. A)
Schiefer, Gerhard W.
(
contributor
);
Helbig, Ralf
(
contributor
)
-
1999
Persistent link: https://www.econbiz.de/10001399059
Saved in:
5
Perspectives of modern information and communication systems in agriculture, food production and environmental control ; (Vol. B)
Schiefer, Gerhard W.
(
contributor
);
Helbig, Ralf
(
contributor
)
-
1999
Persistent link: https://www.econbiz.de/10001399060
Saved in:
6
Role and potential of IT, Intranet and Internet for advisory services : European symposium as part of EFITA 99, second European conference of the European Federation for Informatio...
Rickert, U.
(
ed.
);
Helbig, Ralf
(
contributor
); …
-
1999
Persistent link: https://www.econbiz.de/10014007184
Saved in:
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