The 'foolish seedling' disease of rice led to | vedclass

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(D) The 'foolish seedling' disease (bakanae disease) of rice plants is caused by the fungal pathogen $Gibberella$ $	ext{fujikuroi}$.In $1926$, $E$. K

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$GA$

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(D) The 'foolish seedling' disease (bakanae disease) of rice plants is caused by the fungal pathogen $Gibberella$ $	ext{fujikuroi}$.In $1926$, $E$. Kurosawa reported that rice seedlings infected with this fungus grew abnormally tall and became thin, leading to the name 'foolish seedling'.He observed that the symptoms were caused by a substance secreted by the fungus.Later, this substance was identified as Gibberellic Acid $(GA)$, which is a type of gibberellin.

The 'foolish seedling' disease of rice led to the discovery of which plant growth regulator?

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