Recherche
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Shade effects on moisture relations of agroforestry systems
(1999)
Although competition of shade trees for water with shaded crops has been a major argument in favor of the removal of shade trees in agroforestry systems, experimental results do not always confirm that shade trees increase ...
Baseline soil characteristics of a humid tropical silvopastoral system and changes in selected soil properties
(IICA, San José (Costa Rica), 1993-01)
We established fast-growing leguminous trees (Erythrina berteroana Urban) in native grass pastures in Costa Rica's Atlantic region to determine the effects of tree pruning and cattle grazing on soil phosphorus availability ...