Fjölrit RALA - 05.05.1979, Page 62

Fjölrit RALA - 05.05.1979, Page 62
Skriöuklaustur 1978 52 Tilraun nr. 436-77. Vaxandi skammtar af N og P meB og án S. áburBur Uppskera hkg þe/ha 1978. Uppskera ' 1977 kg/ha: MeB 5 ke S/ha Æn S N P 1.sl.2.sl.alls l.sl. ,2.sl. ,alls. Mt. MeB S án S Mt. 65 15.2 26.5 17.9 44.4 25.8 17.5 43.3 43.9 51.8 49.3 50.6 104 24.5 29.0 23.1 52.1 29.6 18.9 48.5 50.3 63.2 57.6 60.4 143 33.7 29.0 21.6 50.6 36.4 23.2 59.6 55.1 58.3 66.7 62.5 Mt. 28.2 20.9 49.0 30.6 19.9 50.5 57.8 57.8 BoriB á 17/5. SlegiB 6/7 og 18/9. Endurtekningar 3 MeBalfrávik 4.60 Frítölur f. skekkju 10 MeBalsk. meBaltalsins 2.66 Pessi tilraun er alveg mislukkuB vegna þess hvaB landiB er misjafnt fyrir litla reiti. Talsvert stórir flekkir af snarrót og einnig háliBagrasi valda þvf mest. Tilraun nr. 331-73. Vax. sk. af tilbúnum áburBi. VaBbrekka. áburBur kg/ga: Pe. hkg/ha: N P K.(sem K^SO^) 1978 Mt. 4 ára. a. 100 0 0 5.5 22.7 b. 100 30 0 15.0 26.2 c. 100 0 62 14.2 27.6 d. 100 30 62 27.7 31.5 e. 100 20 62 22.0 30.0 f. 100 20 31 19.9 29.7 g- 100 30 31 21.4 28.8 h. 100 30 62 4 tn kalk 22.5 30.5 i. 100 30 62 sem KCl 15.2 26.7 j. 100 40 62 23.7 30.2 k. 70 30 62 14.1 24.8 i. 130 30 62 27.6 34.6 Mt. 19.1 28.6 2 2 ReitastærB 9 x 2,5 m . Uppskerureitir 7 m . BoriB á 2/6. SlegiB 11/8. Endurtekningar 3 MeBalfrávik 4.60 Frítölur f. sekkkju 22 MeBalsk. meBaltalsins 2.66 11/8: GrasiB mjög lágt en þéttvaxiB, mest vallarsveif- gras. Fjallasveifgras talsvert áberandi. Grös skriöin, en tæpast fullvaxin.

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Fjölrit RALA

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