By Frühauf, Manfred, Guggenberger, Georg, Meinel, Tobias, Theesfeld, Insa, Lentz, Sebastian
By Ioris, Antonio Augusto Rossotto
By Brouwer, Floor M., van Ittersum, Martin
By Quisumbing, Agnes R., Meinzen-Dick, Ruth, Raney, Terri L., Croppenstedt, Andre, Behrman, Julia A., Peterman, Amber
By Marta-Costa, Ana Alexandra, L. D. G. Soares da Silva, Emiliana
By Alessandro Bonanno, Lawrence Busch, William Friedland, Lourdes Gouveia, Enzo Mingione
By Kneen, Brewster
By Molle, Francois, Sanchis-Ibor, Carles, Avellà-Reus, Llorenç
By Vanni, Francesco
By Aiking, Harry, Boer, Joop de, Vereijken, Johan
By James Jr., Harvey S.
By Behnassi, Mohamed, Syomiti Muteng'e, Margaret, Ramachandran, Gopichandran, Shelat, Kirit N.
By Neiland, Arthur E., Béné, Christophe
By Oliver, Margaret A.
By Hudson, Norman
By Colman, Henry
By Hauter, Wenonah
By Organisation for Economic Co-operation and Development, OECD
By Chapman, Peter
By Organization for Economic Co-operation and Development
By Agriculture Fish.& Food Min.of
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By Tulleken, Chris van
By Clarkson, Jeremy
By Scoones, Ian
By C. M. Hann
By A.J. Dietz, R. Ruben, A. Verhagen
By Jeremy Clarkson
By Tom Bartlett