Towards holistic agriculture: a scientific approach
Widdowson, R.W.
Towards holistic agriculture: a scientific approach (Book) - Oxford Pergamon 1987 - 187 p. 24 cm.
0080342116
Agriculture ecology Organic farming
630 WID / 3865
Towards holistic agriculture: a scientific approach (Book) - Oxford Pergamon 1987 - 187 p. 24 cm.
0080342116
Agriculture ecology Organic farming
630 WID / 3865