@article{ citekey6915,
author = {D. Ward and J. Trinogga and K. Wiegand and J. Du Toit and D. Okubamichael and S. Reinsch and J. Schleicher},
title = {Large shrubs increase soil nutrients in a semi-arid savanna.},
journal = {Geoderma},
year = {2018},
volume = {310},
pages = {153-162},
url = {http://www.sciencedirect.com/science/article/pii/S0016706117304214}
}