@book{b116f1858e874d78a556ebb0d7a88437,
title = "Bio-economic capability of West-African drylands",
keywords = "teelt, cultuurmethoden, agrarische bedrijfsvoering, landbouw, landbouwproductie, woestijnen, west-afrika, aride klimaatzones, cultivation, cultural methods, farm management, agriculture, agricultural production, deserts, west africa, arid zones",
author = "J. Wolf and H. Breman and {van Keulen}, H.",
year = "1991",
language = "English",
series = "Report / Centre for Agrobiological Research",
publisher = "CABO-DLO",
number = "147",
}