1 INTRODUCTION No one regards what is at his feet; we all gaze at the stars. —Quintus Ennius (239–169 BC) Heaven is beneath our feet as well as above our heads.

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Date: 2007-10-05 22:16:52 Land use Soil science Organic gardening Composting Fertility Humus William Albrecht Soil biodiversity Agriculture Land management Soil		1 INTRODUCTION No one regards what is at his feet; we all gaze at the stars. —Quintus Ennius (239–169 BC) Heaven is beneath our feet as well as above our heads. Add to Reading List Source URL: media.wiley.com Download Document from Source Website File Size: 229,12 KB Share Document on Facebook

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