异型生殖的

The homeotic gene not only plays a role in the tegulation of cell ar- rangement in plant s organ, but also is the base of the floral meristem identity, inflores- cence meristem identity and floral organ identity.

植物由营养状态转入生殖状态是发育过程中的重要一步，其转变过程受遗传固子及环境的双重控制，光周期与温度是影响开花诱导的主要环境固子，而植物的同源异型基因参与植物器官内细胞排列方式形成的调拉过程，是拉制花分生组织特异性、花序分生组织特异性和花器官特异性的基础。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。