The results showed that the number of chloroplasts , the number of the thylakoid per granum and the degree of grana stacks increased steadily from anthesis stage and reached a peak at milk development stage followed by a dramatic increase .

结果表明：小麦旗叶叶肉细胞中的、叶绿体基粒类囊片数目和垛叠数随着小麦开花期的到来逐渐增多，至开花后的灌浆期均达最高值，此后随之明显下降。