Census of agriculture, 1999

20   Number of individual implements for four-wheeled tractors. County. 1999
  Conventional ploughs and reversible ploughs1 Harrows with stiff or spring spikes2 Rotary harrows Centrifugal spreader for artificial fertilisers Flail forage harvesters Flatbed trailers3 Tankspreaders for slurry Combination drill (grain/fertilizer)
1999 56 269 54 246 18 053 44 736 34 354 75 501 23 527 16 356
                 
Østfold 3 568 3 707 1 067 2 156 539 5 031 520 2 631
Akershus/Oslo 3 477 3 555 1 012 2 045 513 4 820 456 2 325
Hedmark 5 794 5 880 1 524 3 329 1 395 8 409 1 340 2 738
Oppland 6 421 6 509 1 541 4 878 2 795 8 478 2 632 1 484
Buskerud 3 396 3 425 1 094 2 271 985 4 404 598 1 497
Vestfold 2 354 2 570 728 1 568 311 3 356 294 1 613
Telemark 2 092 2 125 650 1 560 495 2 585 312 636
Aust-Agder 1 009 886 519 809 414 1 057 275 96
Vest-Agder 1 411 1 227 794 1 286 928 1 674 655 71
Rogaland 4 514 4 677 1 259 4 601 4 422 6 886 3 552 404
Hordaland 2 522 1 735 1 541 3 042 3 773 3 783 1 516 65
Sogn og Fjordane 2 719 2 189 1 596 2 977 3 748 3 372 1 786 63
Møre og Romsdal 3 488 3 199 1 141 3 269 4 050 4 396 2 507 182
Sør-Trøndelag 4 120 3 872 921 3 262 2 902 5 476 2 254 905
Nord-Trøndelag 4 489 4 489 681 3 370 2 735 5 675 2 241 1 391
Nordland 2 947 2 478 1 111 2 582 2 679 3 623 1 730 173
Troms 1 523 1 410 654 1 313 1 381 1 857 630 64
Finnmark 425 314 223 417 291 620 230 20
1  Conventional ploughs represent 89 per cent of the total number of ploughs in the whole country.
2  Harrows mounted to three-point lnkage represent 88 per cent of the total number of harrows in the whole country.
3  Flatbed trailers up to 6 tonnes represent 83 per cent of the total number of trailers in the country.

Explanation of symbols