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Effect of foliar application of melatonin (MT) at 0, 20 and 40 ppm on shoot fresh weight (A), shoot dry weight (B), and total chlorophyll (C) of tomato plants grown under well-watered and water deficit conditions in the seasons of 2018 and 2019. Means of three replicates were presented ±SD. Different letters are significant differences, according to Duncan’s multiple range tests (p < 0.05).
