What is spring? 20 13 when does spring begin? Is spring called spring?

What is spring? 20 13 when does spring begin? Is spring called spring?

Spring, a rural dialect, indicates the beginning of spring.

In fortune telling, starting from beginning of spring, it is the beginning of a new year and also the beginning of spring, usually on February 4th \ 5th every year.

The spring of 20 13 should start from February 4th.

But in meteorological spring, whether to enter the spring is calculated according to the average temperature.