Towards holistic agriculture : a scientific approach /
Widdowson, R. W.
Towards holistic agriculture : a scientific approach / by R.W. Widdowson ; with a foreword by the Lady Eve Balfour. - Oxford [Oxfordshire] : Pergamon Press, 1987. - xi, 187 p. : ill.
0080342116
Organic farming.
Agricultural ecology.
Agriculture.
Towards holistic agriculture : a scientific approach / by R.W. Widdowson ; with a foreword by the Lady Eve Balfour. - Oxford [Oxfordshire] : Pergamon Press, 1987. - xi, 187 p. : ill.
0080342116
Organic farming.
Agricultural ecology.
Agriculture.