**Author details**

Milie Lionelle Tsouga Manga1,2\*, René Menoh A Ngon1,2, Etienne Akoutou Mvondo1,2, Eunice Ndo1 , Bidzanga Nomo1 and Zachée Ambang2

1 Institute of Agricultural Research for Development, IRAD, Yaoundé, Cameroon

2 Faculty of Science, Department of Plant Biology, University of Yaoundé I, Yaoundé, Cameroon

\*Address all correspondence to: milielionnelle@ymail.com

© 2021 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
