The self-fruitful pear cultivar Zaoguan was derived from the cross between Yali and Qingyun.

早冠是以鸭梨为母本，青云为父本杂交育成的自花结实早熟梨新品种。

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The self-fruitful pear cultivar Zaoguan was derived from the cross between Yali and Qingyun.

早冠是以鸭梨为母本，青云为父本杂交育成的自花结实早熟梨新品种。

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