BABA had extremely significant effect on the inhibition rate of P . parasitica . 3.2 Phenotypic comparison of tobacco treated with different concentrations of BABA and P . parasitica Spraying BABA on plants caused necrotic spots on leaves, which represents a response of the plants to external stresses (irritation) and induces plants to enter a defensive state.
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β-aminobutyric acid (BABA)-induced resistance to tobacco black shank in tobacco (Nicotiana tabacum L.).
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