Filter
Søkt på: Søkeresultat
Filter
totalt 2 treff
Earth's Face - Landscape And Its Relation To The Health Of The Soil
e-bok,
2013,
Engelsk,
ISBN 9781473387881
Ehrenfried Pfeiffer was a German scientist, soil scientist, leading advocate of biodynamic agriculture, anthroposophist and disciple of Rudolf Steiner. 'The Earth's Face - …
Weeds and What They Tell Us
e-bok,
2016,
Engelsk,
ISBN 9781782503392
This wonderful little book covers everything you need to know about the types of plants known as weeds. Ehrenfried Pfeiffer discusses the different varieties of weeds, how they …