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小麦所以有冬性的和春性的不同,是取决于它的系统发育的条件,也就是在它的历史形成的过程中,它的祖先所处的环境条件。在南方气温较高,在这个环境条件下形成的小麦品种春性较强,在北方或虽在南方而在海拔较高(例如高山上)的地方,气温较低,在这个环境条件下形成的小麦,品种冬性较强。人们习惯所称的冬小麦和春小麦与冬性的小麦和春性的小麦,有时含义不同。冬性的小麦和春性的小麦
Therefore, the difference between winter and spring is determined by the conditions of its phylogeny, that is, the environmental conditions in which its ancestors lived in the course of its historical formation. Temperatures in the south are higher, and spring wheat formed under this environmental condition is more springy, forming in this environment at a lower temperature in the north or in the south and at altitudes higher (eg, in the mountains) Wheat, winter varieties stronger. People used to claim that winter wheat and spring wheat and winter wheat and spring wheat sometimes have different meanings. Winter wheat and spring wheat