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Figure 1a: Effect of biological treatment by means of strain solutions spray
on tomato plant growth by measuring stem length, and four repetitions were
applied at period of about 10 days. NB: T1, T2, T3 and T4 mean respectively treatment after 10, 20, 30 and 40 days from the first biological treatment. UT, M3-23 and J31 means respectively untreated plant, biological solution adjusted to 108 CFU/ml of strain M3-23 and strain J31. Bars indicate standard deviation. |