Funding for this research was provided by:
National Agricultural Research Institute INRA-Morocco (Citrus project: Axe 3; Regional Agricultural Research Center of Kenitra)
Received: 10 October 2019
Accepted: 25 March 2020
First Online: 30 April 2020
Ethics approval and consent to participate
: We agree to all concerned regulations. This article does not contain any studies with human participants or animals or human tissue.
: We agree to publish this scientific paper at the EJBPC. The manuscript has not been published in completely or in part elsewhere.
: The authors declare that they have no competing interests.