在我国化肥工业发展中实施“替代工程”的设想

The Tentative Plan of Implementing Substitutional Engineering in The Development of China's Chemical Fertilizer Industry

作者多年从事化肥教学，研究，开发工作，良有心得，本文试图用一种新的思维方法，提出在我国化肥工业发展中实施“替代工程”的设想。

The writer was engaged in traching of chemical fertilizer, scientific research and development for many years, and gains much from those. In the paper, the writer tries to adopt a new mode of thinking- -implementing 'substitutional engineering'in the development of China's chemical fertilizer industry.