大麦条纹病

Species in the genus Thinopyrum are important wild relatives for wheat improvement. They possess many desirable traits such as drought, cold and salt tolerance, long spikes and more florets, high protein concentration. It has also been found that some species are the source of resistance genes for rust and powdery mildew, and especially, the source of resistance to wheat streak mosaic virus and barley yellow dwarf virus .

偃麦草属植物是小麦遗传改良中的重要野生近缘种，蕴含抗寒、抗旱、耐盐碱及长穗多花、籽粒蛋白质含量高等优良性状，同时又是小麦锈病和白粉病的重要抗源，特别是在小麦条纹花叶病和大麦黄矮病等病毒病的抗病育种中发挥了重要作用。

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。