What does the poem "picking mulberry ballads" mean?

This sentence comes from Zhou Youguang's original poem "Picking Mulberry Ballads":

Every morning since the spring, mulberry picking scares birds;

The wind smells good and flowers are in full bloom. I wonder how many flowers have been broken. "

It means that this is a poem, which is the initial song of Chinese Pinyin. This poem is ***22 words, which happens to be the 22 consonants of Mandarin. For reference.