The Relationship befween Speciality of Botany and Flower Bud Differentiation of Strawberry in the Cold Area

The quality of strawberry sprout was related to flower bud differentiation in part when they were planted.The course of flower bud differentiation were similar when the number of leaves are 4,5and 6,which were earlier 3 days than 3 leaves.Strawberry flower bud differentiation was very fast which has 5 and 6 leaves.At the beginning of pistil stage,it was faster 3～9 days than which has 3 and 4 leaves.From the width of stalk,we can know that the process of flower bud differentiation had little difference was width of stalk was over 0.84 cm.When the width of stalk was below 0.65 cm,the flower bud differentiation was slow comparatively.