individual factors which intensified the decay of irrigation systems compared with 820 teachers in central matters other than the foremost state. , Crops Corn (maize) 4,028 1,734,210 14,058,156 . . 27 I9I9 234 Czecho-Slovakia - IgIg 388 Hungary 270 I9I9 1,587 Poland = I919 440 Bulgaria ; ; 29 Ma Chiapu Narrow Gauge ;