Genome-wide Association Study of a Panel of Vietnamese Rice Landraces Reveals New QTLs for Tolerance to Water Deficit During the Vegetative Phase oleh Giang Thi Hoang, Lam Van Dinh, Thom Thi Nguyen, Nhung Kim Ta, Floran Gathignol, Chung Duc Mai, Stefan Jouannic, Khanh Dang Tran, Trung Huu Khuat, Vinh Nang Do, Michel Lebrun, Brigitte Courtois, Pascal Gantet