Commercial Control of Citrus Stem-end Rot

100 oranges orig 3-day period 36 days 42 DAYS FIG added successively April 12 blue mold Bordeaux mixture Bordeaux-oil emulsion buttons left citrus stem-end rot Commercial control control of Phomopsis control stem-end cumulative numbers shown cumulative percentages days at 70 develop Diplodia rot Diplodia stem-end rot disbuttoning end rot figures are added Florida conditions gassed and buttons Gassed fruit held for 42 holding tests inally keeping quality left indicate loss from stem-end lot of fruit lower temperatures melanose control number of sound numbers represent oranges from plats particu PENICILLIUM peratures percentages of rot PHOMOPSIS 9 12 Phomopsis rot PLAT 19 PLAT 40 plats sprayed proportion of rot reduce Diplodia reduce this rot represent the proportion restored to 100 rot in oranges rot is figured rots per 100 spore stem-end rot fungi SUBTROPICAL HORTICULTURE COLLEGE successively to give test lot types of stem-end UNPRUNED CHECK PLAT various rots young fruit