(A) The term vernalization was introduced by $Lysenko$. $Chouard$ defined it as the acquisition of the ability to produce flowers by low temperature t

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(A) The term vernalization was introduced by $Lysenko$. $Chouard$ defined it as the acquisition of the ability to produce flowers by low temperature treatment. Vernalization is affected by two factors: water and oxygen. In the absence of proper water and $O_2$ content,the chilling treatment becomes ineffective.