Why do we think of Wang Anshi's poems when we read Spring Dyed with Green?

Jiang Nanan spring breeze is green, when will the bright moon shine on me? A word "green" expresses the moving scene of the whole Jiangnan full of vitality and spring. A "green" word makes the whole poem vivid and vivid. The word "green" became what later generations called "poetic eye". Later, many articles about word refining took him as an example.