@article{90383f1d9b77461a90fddc22f388ff38,
title = "Productivity in maize based cropping systems under various soil–water–nutrient management strategies in a semi-arid, alfisol environment in East Africa",
author = "J. Jensen and R.H. Bernhard and S. Hansen and J. Mcdonagh and J.P. Moberg and N.E. Nielsen and E. Nordbo",
year = "2003",
doi = "10.1016/S0378-3774(02)00151-8",
language = "English",
volume = "59",
pages = "217--237",
journal = "Agricultural Water Management",
publisher = "Elsevier",
number = "3",
}