The guidelines and technology clues of the soil amelioration were discussed, and the integrated methods in which water conservancies are the first step were considered the available and good methods.

  • 论述了盐渍土改良的指导思想和技术路线,用实例说明了采取以水利为先导的综合措施在改良盐渍土中的重要性。
目录 查词历史