Walnut Growing in Oregon

《Walnut Growing in Oregon》 - 免费有声读物

作者:Jacob Calvin Cooper,

语言:English
类型:生命科学

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[1/13] A Coming Industry of Great National Importance

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Although published to promote the business of walnut production, this short volume describes the current science and practice of growing walnuts in the early twentieth century with particular reference to the state of Oregon. - Summary by Larry Wilson

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