We go nutting under the walnut tree.

我们在核桃树下捡核桃。

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This is what people often say about the rest of the walnut tree.

这就是人们常说的核桃树休上不休下）。

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The cutting back pruning of central section of spring shoots could stimulate growth of precocious walnut, and obviously strengthen the tree vigor and control branches withered.

从春梢中部短截修剪，能够刺激扶风早实核桃植株的生长，对增强树势和抑制枝条枯死有明显作用。

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Wilkinson grafted cuttings from a figured walnut tree and saw evidence in the offspring 22 years later.

NPR: Excerpt: 'A Splintered History Of Wood'