highly significantp < 0.0001
edamame quality harvest date planting date color pod weight Arkansas Soybean Promotion Board 10.13039/100007483 Impact of Planting and Harvest Dates on Edamame Harvest Quality Index of Thee Soybean Cultivars ANOVA of EHQI for the three soybean cultivars showed significant effects of Planting Date ( p = 0.0003, p < 0.0001, and p = 0.0356 for 8080, R08-4002, and R09-345, respectively) and highly significant Harvest-Date-by-Planting-Date effects (all three cultivars had p < 0.0001).