The potential of ecological recycling agriculture (ERA) for improved nature resource conservation and reduced environmental impacts in The Baltic Sea drainage area - Granstedt, Artur; Schneider, Thomas; Seuri, Pentti; Thomsson, Olof (International Federation of Organic Agriculture Movements, 2005)
CR-rom -levyke
Keywords: Ys; Ka; Ko; ravinnetase; luomu; Itämeri; kasvinravinteet; kierrätys; luonnonmukainen maataloustuotanto; maatilat; nutrients; recycling; organic farming; farms; nutrient balance