父本、母本花期是否相遇,这是水稻三系繁殖、制种成败的关键,是高产的基础。如何使父本、母本花期相遇得好,我们的做法是: 一、掌握父母本播种期的错期父母本播种期的错期,直接关系到花期能否相遇。在海南繁殖制种,各组合父母本 Whether the male parent and female parent florescence meets each other is the key to the success or failure of rice breeding and the basis of high yield. How to make the father, the mother of the flowering met well, our approach is: First, master the wrong parent of the sowing date The sowing date of the wrong parents, directly related to the flowering can meet. Breeding seed production in Hainan, the combination of parents