Effect
ProAct treated Potato, var. Performer/Heraclea/Agria grown in the field had no significant difference in total number of plants (-0.4%), in total number of stems (-4.6%), in total number of tubers (+2.2%), in total yield (+4.2%), in yield between 45-85 mm (+2.8%), in tuber DM% (-2.8%, significant in variety Performer and Agria), in tuber DM yield (+0.8%), in mean tuber size (+1.6%), in tuber shape (+1%), in rotted yield (-35.9%), in sound yield (+5.9%), in rotted yield post-harvest (-1.9%), in tuber skinset after cement mixer treatment (+3.9%), in number of bruising after cement mixer treatment (-3.9%), tuber had a significant higher Ca concentration (+19.6%), no difference in black dot post storage (-0.7%) and no difference in sprouting post storage (-1%) compared to the untreated controls grown under the same conditions.
