Bezdicek, D F.,et al. ed.
Organic farming: current technology and its role in a sustainable agriculture - Madison American Society of Agronomy 1984 - 192
0 89118 076 1
Organic farming
Sustainable agriculture
631.82/BEZ
Organic farming: current technology and its role in a sustainable agriculture - Madison American Society of Agronomy 1984 - 192
0 89118 076 1
Organic farming
Sustainable agriculture
631.82/BEZ