[ 发表于: Pollution ]
高级检索
AGROVOC关键词

结果 1-2 的 2


(Tasks to be solved by agriculture - effects of specific measures and requirements for water protection on the results achieved by the farm)

1993

Pahmeyer, L. (Landwirtschaftskammer Westfalen-Lippe, Muenster (Germany). Abt. Betriebsfuehrung, Markt und Beratung)

ZB MED Nutrition. Environment. Agriculture - Germany