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ARS Home » Southeast Area » Stoneville, Mississippi » Crop Genetics Research » Research » Research Project #440450

Research Project: Cotton Productivity Enhancement Program Phase 4 Segment 4

Location: Crop Genetics Research

Project Number: 6066-21000-052-007-I
Project Type: Interagency Reimbursable Agreement

Start Date: May 14, 2021
End Date: Sep 30, 2021

Objective:
Mitigate damage caused by Cotton Leaf Curl Virus to the Pakistani cotton crop, by supporting research that leads to the development of resistant elite lines as well as improved detection and screening methods that will also increase the level of U.S preparedness should cotton leaf curl virus become a problem in the United States.

Approach:
ARS PI will work with the ARS Genomics and Bioinformatics Research Unit to implement this segment of the collaborative program. The ultimate goal is to develop CLCuV elite cotton lines for Pakistani and U.S. farmers. Sources of resistance identified in previous phases will be incorporated into one elite line to be used to develop cotton varieties with multiple sources of resistance to cotton leaf curl virus (CLCuV). Putative DNA markers will be tested for their ability to detect CLCuV resistance trait(s) in the absence of visible disease symptoms, which will make marker assisted selection (MAS) possible. The sequences obtained and annotated in this segment will provide new DNA markers as well as assist in locating the genes associated with the CLCuV resistance trait(s).