An introduction to agricultural systems
Spedding, Colin Raymond Willian.
An introduction to agricultural systems - 2ed. - London : Elsevier Applied Science, 1988 - 189 p.
1993-221
65585
Ecología agrícola.
Ecosistema.
Sistemas de cultivo.
630.215 / S63 1988
An introduction to agricultural systems - 2ed. - London : Elsevier Applied Science, 1988 - 189 p.
1993-221
65585
Ecología agrícola.
Ecosistema.
Sistemas de cultivo.
630.215 / S63 1988
