41. The Reclamation of Mineral Workings to Agriculture £27.00
	42. The Management of Weeds in Irrigation and Drainage Channels £17.19
	43. Photographs of Buried Pipelines for Surface Irrigation
	44. The Reclamation of Former Coal Mines and Steelworks (Studies in Environmental Science)
	45. The Design of Field Drainage Pipe Systems (MAFF Reference Books)
	46. Manual on Drainage in Urbanized Areas: Planning and Design of Drainage Systems v. 1 (Studies & Reports in Hydrology)
	47. Construction of Fills (Wiley Series of Practical Construction Guides) £84.15
	48. Horizontal Subsurface Drainage Theories for Agricultural £10.78
	49. Constructed Wetlands and Links with Sustainable Drainage Systems £30.00
	50. Reclamation of Damaged Land for Nature Conservation

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