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ARS Home » Northeast Area » Beltsville, Maryland (BARC) » Beltsville Agricultural Research Center » Molecular Plant Pathology Laboratory » Research » Research Project #446362

Research Project: Emerging Stress Challenges and Composition of Alfalfa Pathobiome

Location: Molecular Plant Pathology Laboratory

Project Number: 8042-21500-003-000-D
Project Type: In-House Appropriated

Start Date: Mar 25, 2024
End Date: Mar 24, 2029

Objective:
Objective 1: Characterize biodiversity and composition of the alfalfa pathobiome to assess known and identify emerging stress challenges. Sub-objective 1A: Define biodiversity and composition of alfalfa pathobiome using high-throughput sequencing technologies. Sub-objective 1B: Develop molecular characterizations and diagnostics tools for new and emerging organisms associated with alfalfa pathobiome to prevent potential threats and yield losses. Objective 2: Determine interactions of alfalfa pathobiome with the host for applications in breeding programs, disease control, and crop improvement.

Approach:
To fulfill the main goals of Objective 1 and 2, the Project will use the following approach: • Perform metagenomic surveys and high-throughput sequencing methods to explore the complexity of alfalfa pathobiome. • Define the inventory and composition of pathogenic communities in alfalfa. • Carry out molecular characterizations, and development of diagnostics tools for novel and emerging pathogens. • Identify genes and pathways involved in alfalfa responses to a diverse pathobiome by using unconventional field host genomics methodology aimed at the evaluation of genetic responses to a collective pathobiome in the natural field environment.