spring season b = summer-fall season Means followed by different letters differed significantly (LSD, P < 0.01) UNICA 18.2 c 16.7 c 21.6 a 18.6 c 19.8 a 19.8 ab 23.9 c 19.7 b 20.0 b 20.0 c 20.0 c 18.0 c 20.0 d 13 American Journal of Potato Research (2023) 100:288–303...