This chapter discusses the various ways the system of shifting cultivation has been modified to make it a more intensive system of agriculture. Attempts to modify shifting cultivation include the integration of trees into farmlands to form agroforestry systems, enrichment of fallow vegetation with...

Results are presented of field experiments during 1998-2003 in the Manupali River Watershed (Mindanao, Philippines) designed to evaluate tree-based (Eucalyptus grandis) and improved fallow (sunflower and Tithonia diversifolia) production systems with annual crops (tomato, maize, beans [Phaseolus]...

This paper discusses the effects of land use practices and land use change on soil biota (fungi, bacteria, protists and representatives of the majority of terrestrial invertebrate phyla) and the consequences this may have for internal regulation of below-ground biodiversity by representatives...