论文部分内容阅读
本文共分三个部分,即我国核桃的起源和栽培历史;我国核桃的种类及品种的整理分类问题和当前核桃生产中存在的问题和建议。
This article is divided into three parts, namely, the origin and cultivation history of walnut in China; the classification of varieties and varieties of walnut in our country; the problems and suggestions in the current walnut production.