Effect of salt stress on the growth and development of six species of turf grasses in the eastern region of Morocco

Khadija Charif

Laboratory, Agricultural Production Improvement, Biotechnology and Environment, Department of Biology, Faculty of Sciences, University of Mohammed Premier, Oujda, Morocco.

Maria Rimani

Laboratory Bioresources, Biotechnology, Ethnopharmacology and Health, Department of Biology, Faculty of Sciences, University of Mohammed Premier, Oujda, Morocco.

Ibtissam Mzabri

Laboratory, Agricultural Production Improvement, Biotechnology and Environment, Department of Biology, Faculty of Sciences, University of Mohammed Premier, Oujda, Morocco.

https://orcid.org/0000-0001-9445-4131

Said Otouya

National Institute of Agronomic Research, CRRA Oujda, 10 Bd Mohamed VI, BP 428, 6000Oujda, Morocco.

Noureddine Kouddane

Laboratory, Agricultural Production Improvement, Biotechnology and Environment, Department of Biology, Faculty of Sciences, University of Mohammed Premier, Oujda, Morocco.

Rachid Touzani

Laboratory of Applied Chemistry and Environment, Department of Chemistry, Faculty of Sciences, University of Mohammed Premier, Oujda, Morocco.

https://orcid.org/0000-0001-7333-697X

Larbi Rhazi

Institut Polytechnique UniLaSalle, Université d’Artois, ULR 7519, UniLaSalle, 19 rue Pierre Waguet, BP 30313, 60026 Beauvais, France.

https://orcid.org/0000-0001-6489-3109

Alicia Ayerdi Gotor

Institut Polytechnique UniLaSalle, AGHYLE, UP 2018.C101, UniLaSalle, 19 rue Pierre Waguet, BP 30313, 60026 Beauvais, France.

https://orcid.org/0000-0001-6725-3334

Abdelbasset Berrichi

Laboratory, Agricultural Production Improvement, Biotechnology and Environment, Department of Biology, Faculty of Sciences, University of Mohammed Premier, Oujda, Morocco.

DOI: https://doi.org/10.20448/aesr.v11i2.6226

Keywords: Morphological behavior, Physiological behavior, Proline, Salinity, Salt-tolerant species, Soluble sugars, Turfgrass.


Abstract

The turfgrass plays a crucial role in landscaped ecosystems, including sports fields, golf courses, residential lawns, and parks. However, various turfgrass species face diverse abiotic stresses, including salinity as irrigation with fresh water becomes unavailable. These challenging environmental conditions can result in growth inhibition, damage to cellular structure, and metabolic disturbances. Therefore, the use of salt-tolerant turfgrass species or varieties proves to be one of the most effective methods to mitigate salinity issues. With this aim, a greenhouse experiment was conducted at the experimental station of the Faculty of Sciences in Oujda. The objective was to investigate the impact of saline stress on the morphological and physiological behavior of six grass species widely used in green spaces in Morocco, particularly in the eastern region irrigated with 3 concentrations of saline water. The results revealed that the species A. stolonifera, F. arundinacea, and C. dactylon exhibited some tolerance to salinity, especially at a dose of 3 g/l of NaCl, while the species L. perenne was found to be the most sensitive to saline stress, regardless of the applied dose. Concentrations of 6 g/l and 9 g/l of NaCl led to the decline of all studied species six months after application.

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