Inputs of biologically fixed N into agricultural systems may be derived from symbiotic
relationships involving legumes and Rhizobium spp., partnerships between plants and …

Leucaena leucocephala (Lam.) de Wit is native to southern Mexico and Central America and
is now naturalized in more than 130 countries. The spread of L. leucocephala is probably …

A fundamental shift has taken place in agricultural research and world food production. In
the past, the principal driving force was to increase the yield potential of food crops and to …

Many studies have shown that agroforestry tree prunings can supply sufficient nutrients to
meet crop demand, with the exception of phosphorus. The potential of these organic inputs …

This literature review presents information about the role of tree root systems for the
functioning of agroforestry associations and rotations and attempts to identify root-related …

Strong tropical storms are known to affect forest structure, composition, and nutrient cycles in
both tropical and temperate regions, although our understanding of these effects …

Publisher Summary This chapter discusses the present limits to interpretation for
uncultivated systems with original data from Scottish old fields in reference to terrestrial plant …

Soil organic matter (SOM) plays a central role in maintaining tropical soil fertility. Its
conservation and maintenance in tropical cultivation systems is imperative if soil …

Litterfall and decomposition are the two main processes accounting for soil enrichment in
agroforestry. The extent of enrichment in soil properties depends on the tree species …

Initial decomposition rates, changes in organic chemical components (acid-insoluble
fraction, holocellulose, polyphenols, soluble carbohydrates) and nutrient dynamics (K, Mg …