Íslenskar landbúnaðarrannsóknir - 01.09.1977, Page 54

Íslenskar landbúnaðarrannsóknir - 01.09.1977, Page 54
52 ÍSLENZKAR LANDBÚNABARRANNSÓKNIR 2. Tafla. Yfirlit yfir gögnin sem notuó voru i rannsókninni. Table 2. Summary of the data used in the analysis. Fjöldi búa Fjöldi kúa Kg mjólk Kg mjólkurfita Landsvæði No.of herds No.of cows Milk yield kg Milk fat yield kq Districts 1974 1975 1974 1975 1974 1975 1974 1975 X s X s X s X s Reyk j ane sk j ördæmi SW - Iceland 6 3 102 59 3757 711 3664 664 150.7 30.7 151.4 31.6 Vesturlandskjördæmi W - Iceland 161 164 2037 2229 3557 737 3424 714 142.9 32.1 140.4 31.3 Vestfjarðakjördæmi Westfjords 43 45 307 340 3632 659 3568 711 146.1 26.9 146.6 30.1 Norðurlandskjördæmi v. NW - Iceland 98 91 1080 1086 3879 784 3680 723 151.0 32.0 147.0 30.5 Norðurlandskjördæmi e. NE - Iceland 287 282 4317 4399 3900 822 3796 811 166.4 36.9 161.7 36.1 Austurlandskjördæmi E - Iceland 30 36 305 406 3844 876 3798 783 156.5 37.4 155.2 34.6 Suðurlandskj ördæmi S - Iceland 261 256 4104 4248 3656 755 3478 711 148.6 32.4 142.0 31.4 2, Tafla. Yfirlit yfir gögnin sem notuð voru í rannsókninni. Table 2. Summary of the data used in the analysis. Fjöldi búa Fjöldi kúa Fituprósenta Hæsta dagsnyt kg Landsvæði No.of herds No.of ccws Fat percentage Maximum dailu yield kg Districts 1974 1975 1974 1975 1974 1975 1974 1975 X s X s x s x s Reykjaneskjördæmi SW - Iceland 6 3 102 59 4.00 0.28 4.11 0.33 20.08 2.62 19.08 3.35 Vesturlandskjördæmi W - Iceland 161 164 2037 2229 4.01 0.35 4.10 0.42 20.55 3.36 19.91 3.27 Vestfjarðakjördæmi Westfjords 43 45 307 340 4.01 0.22 4.10 0.27 20.23 3.28 19.88 3.39 Norðurlandskjördæmi v. NW - Iceland 98 91 1080 1086 3.89 0.32 3.99 0.32 21.87 3.78 21.10 3.41 Norðurlandskjördæmi e. NE - Iceland 287 282 4317 4399 4.26 0.36 4.26 0.37 22.61 3.89 22.18 3.93. Austurlandskjördæmi E - Iceland 30 36 305 406 4.07 0.28 4.06 0.30 22.06 3.78 22.00 3.49 Suðurlandskjördæmi S - Iceland 261 256 4104 4248 4.06 0.33 4.07 0.37 20.56 3.76 20.16 3.55
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