Literaturrecherche

Literatur Ewert H, Bramm A, Kiele AC (1975) Technical labour and economical aspects of new sprinkling methods with special reference to sewage water land treatment of the Sewage Treatment Association Brunswick. In: Ninth Congress on Irrigation and Drainage : (Moscow - 1975) ; Question 32.1, Reports for Discussion (R.1 to R.51) ; Part 2, R.25 to R.51. Kamla Nagar: Central Electric Press, pp 321417-321431