1. Department of Agronomy, SNV-TU Faculty, Mohamed El Bachir El Ibrahimi Bordj Bou Arreridj University, Algeria.
2. Faculty of Nature and Life Sciences, Mohamed Boudiaf University of M`Sila, Algeria.
3. Laboratory of Agriculture and Ecosystem Functioning, Faculty of Natural and Life Sciences, University of Chadli Bendjedid El Tarf, El Tarf (Algeria).