Ársrit Ræktunarfélags Norðurlands - 01.01.1939, Page 40

42
TAFLA
Uppskera í 10 ár af samanburðartilraun með rœkt
Fornræktað land.
Ár Bufjáráburður Tilbúinn áburður
Þakslétta Græðislétta Sáðslétta I Sáðslétta II a. 'M — Th 03 03 JV Tr. i U o Sáðslétta I .03 3e> 1/i *c C/3
1928 60.5 43.3 80.2 78.9 59.7 115.5
1929 52.7 56.0 75.3 79.0 78.7 104.7
1930 44.0 43.0 62.7 59.C 70.3 70.7 88.3 99.7
Meðalt. 3ja ára 52.4 47.4 72.7 76.1 69.7 102.8
Hlutföll 100.0 90.5 138.7 100.0 91.6 135.1
1931 52.7 57.3 69.0 63.3 66.3 62.3 77.3 77.0
1932 45.3 50.3 63.3 68.0 63.0 59.7 78.7 79.2
1933 51.7 55.3 77.7 77.7 71.0 66.3 82.0 82.7
Meðalt. 3ja ára 49.9 54.3 70.0 69.7 66.8 62.8 79.3 79.6
Hlutföll 100.0 108.8 140.3 139.6 100.0 94.0 118.7 119.1
1934 56.7 62.5 76.7 72.5 80.0 75.0 80.0 83.4
1935 68.4 62.5 80.9 79.2 83.4 80.9 81.7 90.0
1936 55.9 51.7 62.5 55.7 70.0 68.4 70.7 75.0
1937 45.7 45.0 61.7 58.4 63.4 56.7 56.7 55.7
Meðalt. 4ra ára 56.7 55.4 70.5 66.5 74.2 70.3 72.3 76.0
Hlutföll 100.0 97.7 124.3 117.3 100.0 94.7 97.4 102.4
Meðalt. 10 ára 53.4 52.7 71.0 66.7 72.5 67.8 83.6 80.4
Hlutföll 100.0 98.7 133.0 124.9 100.0 93.5 115.3 110.9
43
III.
unaraðferðir, talin í 100 kg. heyhestum af ha.
Nýræktað land.
Búfjáráburður Tilbúinn áburður
CS -u» 'QJ 'Tn 03 ja 03 -4-* 'CJ 175 «6 u O Sáðslétta I Sáðslétta 11 CS -u* 'QJ 03 XX 03 -u JIJ *c75 o æ u o Sáðslétta I 03 -u -u JV tr. kC3 C/3
53.6 34.1 68.6 63.7 36.7 95.2
46.3 52.3 65.0 55.0 56.3 80.3
35.3 37.0 49.7 64.0 49.3 48.0 78.0 92.6
45.1 41.1 61.1 56.0 47.0 84.5
100.0 91.1 135.5 100,0 83.9 150.9
50.7 54.0 61.3 61.0 48.7 49.3 63.0 73.6
43.7 48.0 62.3 65.7 42.0 47.3 62.3 64.7
45.0 47.7 65.0 64.7 44.7 47.3 62.7 60.7
46.5 49.9 62.9 63.8 45.1 48.0 62.7 66.3
100.0 107.3 135.3 137.2 100.0 106.4 139.0 147.0
46.7 47.5 63.4 59.2 55.0 52.5 60.9 62.5
56.7 50.9 70.9 68.4 57.5 52.5 65.0 56.7
52.5 50.0 61.7 66.7 48.4 45.0 60.9 59.2
38.4 40.9 51.7 55.0 41.7 39.2 51.7 51.7
48.6 47.3 61.9 62.3 50.7 47.3 59.6 57.5
100.0 97.3 127.4 128.2 100.0 93.3 117.6 113.4
46.9 46.2 62.0 63.1 50.6 47.4 68.0 65.2
100.0 98.3 132.2 134.5 100.0 93.7 134.4 128.9