Open Access
Article de recherche / Research Article
Cah. Agric.
Volume 30, 2021
Article Number 15
Number of page(s) 9
Published online 22 February 2021

© S.S. Ndjadi et al., Hosted by EDP Sciences 2021

Licence Creative Commons
This is an Open Access article distributed under the terms of the Creative Commons Attribution License CC-BY-NC (, which permits unrestricted use, distribution, and reproduction in any medium, except for commercial purposes, provided the original work is properly cited.