Effect of Vernalization Method on Bolting and Flower Initiation in Different Radish Varieties

Based on different radish varieties,the effect of vernalization method on radish bolting and flower initiation was studied in order to find an effective method of producing seed in greenhouse of winter.The results showed that those non-resistant bolting varieties could bolt and flower by seed vernalization;but the resistant-bolting varieties must bolt and flower by seed and seedling vernalization.