Zobrazeno 1 - 2
of 2
pro vyhledávání: '"908"'
Autor:
Yu, Xiaohua, Abler, David1
Publikováno v:
American Journal of Agricultural Economics. Feb2009, Vol. 91 Issue 1, p57-69. 13p. 3 Charts, 2 Graphs.
Autor:
Carter, C.A.1, Lohmar, B.2
Publikováno v:
American Journal of Agricultural Economics. Aug2002, Vol. 84 Issue 3, p749-753. 5p. 3 Charts, 1 Graph.