Collecting tissue samples prior to or at bloom
Collect the first fully developed trifoliate leaf below the tip of the plant. Collect this trifoliate leaf from 20 to 25 plants.
NCDA&CS Agronomic Services Division, Colleen M. Hudak-Wise, Ph.D., Director Mailing Address: 1040 Mail Service Center, Raleigh NC 27699-1040 Physical Address: 4300 Reedy Creek Road, Raleigh NC 27607-6465 Phone: (919) 733-2655; FAX: (919) 733-2837
Collect the first fully developed trifoliate leaf below the tip of 
