Comparative response of five lines of Leucaena leucocephala to soil pH [Japan]

acid soils arbre arbre d'ombrage chemical soil types chemicophysical properties clone clones crops cultivos dicotiledoneas dicotyledons economic plants environment environnement feed crops feed legumes formas de descendencia forme de descendance legumes leguminosae leguminosas leguminosas forrajeras leucaena medio ambiente mimosoideae ph plantas plantas forrajeras plantas protectoras plante plante de culture plante de protection plants progeny forms protective plants pure lines rosales shade trees site factors soil reclamation plants soil types sol acide trees type de sol type de sol chimique