Yield influenced by planting date and plant population

Yield influenced by planting date and plant population
Corn yield averaged over years at Lamberton, MN, as influenced by planting date and plant population. Early = all seeds planted in early May; Early + 7, half of seed planted in early May, half 7 days later; Early + 14, half of seed planted in early May, half 14 days later (adapted from Ford and Hicks, 1992).
Updated 06/16/2006 - 1:10pm