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Effect of woody and herbaceous legumes on the growth and nutrient content of two tropical grass species
(CATIE, Turrialba (Costa Rica), 1999)
Se realizó un experimento factorial (2 X 2 X 5) con dos especies de gramineas, Panicum maximum Jacq. (Var. CIAT 16061) y Brachiaria humidicola Rendle (Var. CIAT 679) en monocultivo o en asocio con Centrosema macrocarpum ...
Perspectives for organic crop production in the tropics (Número de registro
(1999)
Because of the more favourable environment for crop pests and diseases, higher decomposition rates and loss of nutrients through leaching, tropical environments would not, at first, seem to be very productive for crop ...
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 ...