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众所周知,GA_3处理生菜种子可促进其发芽.生菜种子经不同浓度的维生素 D_3(简称 VitD_3)处理后,其暗处的发芽率也有不同程度的增加(见下表)。
It is well-known that GA3 treatment of lettuce seed can promote its germination.The germination rate of lettuce seed in different concentration of vitamin D3 (VitD3) also increased to some extent (see table below).