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( 27) ( 28)

( ) 170ha 62 ょ - 1 -

( ) 50-2 -

( ) JA - 3 -

( ) - 4 -

( ) - 5 -

( ) - 6 -

( ) HP - 7 -

( ) - 8 -

( ) ( ) - 9 -

( ) - 10 -

( ) - 11 -

( ) - 12 -

( ) - 13 -

( ) - 14 -

( ) 9 15 16 2,000 3-15 -

( ) - 16 -

( ) - 17 -

( ) - 18 -

( ) - 19 -

( ) - 20 -

( ) - 21 -

( ) HP - 22 -

( ) HP - 23 -

( ) - 24 -

( ) UI() - 25 -

( ) - 26 -

( ) - 27 -

( ) HP () - 28 -

( ) - 29 -

( ) ( 120.5a) ( ) (4a) - 30 -

( ) () () - 31 -

( ) 100-32 -

( ) HP - 33 -

( ) - 34 -

( ) っ - 35 -

ha 60,000 50,000 40,000 30,000 20,000 10,000 52,200 17,200 45,100 14,900 40,000 35,100 35,100 13,600 10,900 11,200 35,000 30,200 26,400 24,200 23,800 ha + 400 300 0 1965 ( 40) 1980 ( 55) 1995 ( 7) 2010 ( 22) 2011 ( 23) 100 80 60 40 20 0 79.8 48.8 92.3 76.9 20.1 72.6 46.0 100 100 80 80 60 60 40 40 20 20 58.2 0 0 76.9 100 80 60 40 20 0 92.3 47.5 100 80 60 40 20 0 74.1 20.1-36 -

60,000 50,000 40,000 30,000 295,000 290,000 285,000 280,000 275,000 270,000 265,000 260,000 291,821 293,497 20,000 10,000 0 6 5 6 14 13 7 10 12 11 6 7 2 7 8 5 9 4 6 9 7 11 3 7 4 10 4 9 1 8 4 5 10 1 7 10 2 7 5 5 9-37 -

- 38-12.5 ha 55.7 ha 649 68.7 58.1 26.5 30 37.4 32.1 10.6 52.1 618 61.6 54.1 35.2 38.3 18.9 12.3 64.2 25.6 6.4 29.1 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 472 ha 38.5 71.9 9.0 63.9 42.4 32.1 64.6 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 392 ha 37.6 75.1 9.9 57.2 21.5 10.1 43.9 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 522 ha 85.7 71.6 15.9 63.9 27.0 100 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha ha 397.7 78.8 16.1 75.2 20.9 25.6 100.0 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 361 ha 937 75.3 9.6 56.3 26.6 14.4 25.4 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 551 ha 36.2 64.1 15.6 59.5 27.8 28.1 24.0 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 770 ha 26.2 71.9 15.8 71.8 24.1 33.3 90.4 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 336 ha 201.7 77.0 11.1 41.2 30.8 20.9 0.0 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 1,332 9.8 59.6 8.1 53.6 24.8 27.9 0 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 849 ha 46.9 65.0 17.4 57.8 31.4 18.9 0.0 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 721 ha 5.6 65.8 36.3 50.4 66.0 89.9 0.0 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 1,000 ha 24.6 65.2 14.6 55.2 19.6 26.4 23.5 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 476 ha 84.7 75.2 10.5 52.8 18.5 10.5 25.6 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 401 ha 18.0 73.4 9.9 57.2 21.5 10.1 0.0 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 522 ha 85.7 71.6 7.7 51.7 18.9 0.0 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 639 ha 8.4 64.1 8.2 55.9 26.4 26.0 100.0 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 513 ha 50.1 72.6 11.5 63.5 16.3 24.8 100.0 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 355 ha 7 79.3 9.7 53.8 14.2 22.6 45.7 12.5 55.7 614 68.7 58.1 26.5 32.1 20.2 ha 403 ha 83.4 74.9

32 5,000ha 11,12 2 ( 8,000h a 1, 000 ) 47 ( ) 80m 40-39 -

3 4 4 0857 26 8371

26 7 18 26 7 28