[Biological or chemical cultivation? Hopes and reality].
D006540:Herbicides; D010937:Plant Growth Regulators; D010945:Plants, Edible / Q000254:growth & development*; D014675:Vegetables
D006540:Herbicides; D010937:Plant Growth Regulators
"Biologischer" oder "chemischer" Anbau? Glaube und Wirklichkeit