@book{7a0b999d05a4473a9181b4518847dfbc,
title = "Efficacit{\'e} d'utilisation du phosphore et de I'azote par Stylosanthes hamata, Vigna unguiculata, Andropogon gayanus et Pennisetum pedicellatum en zone SoudanoSah{\'e}lienne du Mali",
keywords = "kunstmeststoffen, mali, mest, voedingsstoffen, sahel, voedergrassen, fertilizers, mali, manures, nutrients, sahel, fodder grasses",
author = "D. Kon{\'e} and J.J.R. Groot",
year = "1996",
language = "Undefined/Unknown",
publisher = "AB-DLO",
number = "no. 21",
address = "Netherlands",
}