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totalt 4 träffar
Albrecht's Foundation Concepts
häftad,
1975,
Engelska,
ISBN 9781601730275
This valuable collection of essays reveals the insights of a brilliant soil scientist who was ahead of his time. In this volume, readers will find a carefully organized and …
Albrecht's Enduring Vision
pocket,
1992,
Engelska,
ISBN 9781601730381
In Volume IV, Dr. Albrecht explains soil-crop system, nutrient importance, and biotic pyramid to solidify his vision of agriculture as an sustainable enterprise.
Soil Fertility, Animal Health - with "the Loss of Soil Organic Matter and its Restoration"
häftad,
2015,
Engelska,
ISBN 9781312921061
Nature works and has been working for a billion and a half years-ever since there were living things on earth. This is important. We talk of controlling nature, but any wise farmer …
The Other Side of the Fence
dvd,
1996,
ISBN 9780911311877