忠新主编的《中国核桃产业发展研究》通过世界、中国层次递进的方式，分析核桃产业的发展过程，准确评价中国核桃产业的发展程度，从而找出中国核桃产业发展中的不足，提出今后重点的发展方向。研究内容包括行业发展战略、生产技术、产业政策、国外考察心得四方面的内容。具体内容涉及绪论，国内外核桃产业发展研究概况，核桃产业发展研究的相关概念及理论基础，中国核桃生产加工消费情况，中国核桃市场及产业发展政策、赴美核桃产业考察报告等。 全书主要创新点：(1)借鉴国内外相关理论、研究方法和经验，结合中国核桃产业发展现状，提出促进中国核桃产业发展的对策建议。(2)通过市场、政策、考察三方面提出如何将中国核桃产业的资源优势转化为经济优势的对策建议。(Edited by Li Zhongxin, Research on the Development of Walnut Industry in China analyzed development process of walnut industry and accurately evaluated the degree of development of China's walnut industry in accordance with a layering method from world level to national level. It spotted deficiencies in development of China's walnut industry and put forward key directions in future development.The research included 4 parts: industrial development strategies, production technologies, industry policies and the overseas investigation report.The contents include Introduction, Overview of Development of Walnut Industry in China and Foreign Countries, Related Concepts and Theoretical Basis in Research on Development of Walnut Industry, Walnut Production, Processing and Consumption in China, China's Walnut Market and Industry Development Policies, and Report on an Investigation in American Walnut Industry. The book's innovation points:(1) drawing on related theories, research methods and experience at home and abroad, considering the development situation of China's walnut industry and putting forward countermeasures and suggestions to promote the development of China's walnut industry.(2) putting forward countermeasures and suggestions on how to convert the resource advantages of China's walnut industry into economic advantages from the perspective of market, policy and investigation.)