Drainage principles and applications. Vol.IV: Design and management of drainage systems

Eitemau Tebyg

• Drainage principles and applications. Vol III: Surveys and Investigations
  Cyhoeddwyd: (1980)
• Subsurface drainage practices :
  gan: Nijland, H. J.
  Cyhoeddwyd: (2005)
• Drainage principles and applications :
  Cyhoeddwyd: (2006)
• The soils of the flat wetland of the world, their distribution and their agricultural potential
  Cyhoeddwyd: (1982)
• Những kiến thức cơ sở về thủy nông cải tạo đất
  gan: Thái, Đình Hòa
  Cyhoeddwyd: (1983)