00386nam a2200145Ia 4500 20251229182404.0 251229s9999 xx 000 0 und d 9251044260 TC 970 .S78 Stuyt,L. C. P. M. Materials for subsurface land drainage system. M Stuyt Rome FAO; 2000. Drainage Systems BK 499308 499308 0 0 0 0 EGERTONLIB EGERTONLIB GEN 2025-12-29 0 TC 970 S78 EGER202873 2025-12-29 18:24:04 2025-12-29 BK