POTATO RESEARCH, vol.41, no.1, pp.9-19, 1998 (SCI-Expanded)
Potatoes were irrigated at three growth stages: (1) planting-stolen initiation, (2) stolen initiation-tuber bulking, and (3) tuber bulking, when available soil water dropped to 25%, 50% and 75%, bringing it up to field capacity; and irrigation ceased 0, 10 and 20 days before maturity.