The Fuji, Ralls and Golden Delicious of apple varieties, 120 samples were collected from 20 orchards in Yanshan mountain area and the leaf n, p, K contents were analyzed.

采集了燕山山区20个苹果园富士、国光和金冠等品种的120份叶样，对叶片中氮、磷和钾含量进行了分析。

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Hanfu is a cold-resistant and high-quality apple variety, Its quality is similar to that of Fuji apple, and its cold resistant and adaptability obviously exceed that of Ralls apple.

抗寒优质苹果新品种-寒富，既有近似富士苹果的优良果实品质、又有明显超过国光苹果的树体抗寒性及适应环境能力。

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Ralls Corp, which had been installing wind turbine generators made in China by Sany Heavy Industry Co.

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Lou Ralls, chairman of the Portsmouth branch of the Prison Officers Association, said staff were "buoyant" despite the closure.

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