Blar i Brage NMBU på emneord "N-fertilizer C straw"
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Long-term experiment with ploughed in cereal straw
(Research report, 1997-10-01)Plooghed in straw in autumn was compared with removal of the straw in two long-term field experiments with barley and oats on clay loam soils. The straw treatments was combined with four levels of nitrogen as calcium ...