Economics of agro-chemicals : an international overview of use patterns, technical and institutional determinants, policies and perspectives : selected papers of the Symposium of the International Association of Agricultural Economists held at Wageningen, The Netherlands, 24-8 April 1996
edited by G.A.A. Wossink, G.C. van Kooten, and G.H. Peters
Ashgate, c1998
: hard613.4:E301204376
関西大学 図書館 図 : hard208539085
: hard00655685
: hard613.3||I11005270954
: hard611.1||Wo40960281