@ARTICLE {WORTMANN:2021,
title = {Perennial grass ley rotations with annual crops in tropical Africa: a review},
author = {Wortmann, C. S. and Bilgo, A. * and Kaizzi, C. K. * and Liben, F. * and Garba, M. and Maman, N. K. * and Serme, I. * and Stewart, Z. P. },
journal = {Agronomy Journal},
year = {2021},
pages = {1--7},
issn = {0002-1962},
note = {WAHub; First published 18 February 2021},
url = {https://doi.org/10.1002/agj2.20634},
doi = {10.1002/agj2.20634},
}