PJB-2018-1655
Biodiversity of Arbuscular mycorrhizal fungi associated with Acacia gerrardii Benth in different habitats of Saudi Arabia
Abeer Hashem, Abdulaziz A. Alqarawi, Asma A. Al-Huqail and Elsayed Fathi Abd_Allah
Abstract
Arbuscular mycorrhizal fungi (AMF) are the most influential and ubiquitous rhizosphere microbiome. AMF improve the soil characteristics and assist the symbiotic plants by improving plant absorption of soil nutrients particularly phosphorus. The biodiversity of native AMF highly influenced by soil nature and plant composition. The present investigation studied the enumeration and biodiversity of AMF associated with rhizosphere soil and roots of Acacia gerrardii (Talh trees) grown natively in different habitats of Saudi Arabia (SA). Soil analyses were varied with locations nonetheless, there are no distinct correlations has been estimated among the root colonization with AMF, spores number of AMF and soil properties. Fifteen mycorrhizal fungal species belong to seven genus (Funneliformis; Glomus; Rhizophagus; Septoglomus; Acaulospora; Claroideoglomus; Archaeospora) and four families (Glomeraceae; Acaulosporaceae; Claroideoglomeraceae; Archaeosporaceae) were identified from forty soil samples collected from four different locations belong to Riyadh region (Rawdhat Khuraim, Houta Bani Tamim) and Holy Madina region (Ola city, Werqaan Mountain) in SA. The present investigation extends our knowledge on the biodiversity of AMF associated with rhizosphere soil of Talh trees (A. gerrardii) grown natively in different Saudi locations.
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