AGRIS - Système international des sciences et technologies agricoles

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(Problems caused by nitrogen - the evaluation of ecopolitical instruments)

1993

Scheele, M. (Goettingen Univ. (Germany). Inst. fuer Agraroekonomie) | Isermeyer, F. | Schmitt, G.

ZB MED Nutrition. Environment. Agriculture - Germany



(Political requirements and legal instruments for the solution of problems: An overview)

1993

Luebbe, E. (Bundesministerium fuer Ernaehrung, Landwirtschaft und Forsten, Bonn (Germany))

ZB MED Nutrition. Environment. Agriculture - Germany