170 uppsatser · sida 3 av 12
soil carbon and yield modelling for crop rotations with rye
… were tested theoretically in four different cultivation scenarios ? Straw left on the field, biogas digestate added as fertilizer. Labelled ”+straw+BD”. ? Straw left on the field, only synthetic fertilizer. Labelled ”+straw-BD”. ? Straw harvested, biogas digestate added as …
vegetations- och markanvändningshistoria i Läde, Dalarna
… core revealed that a settlement was established at Lade around 1000 AD. Cereal cultivation, hay-making on the mire and extensive forest grazing were intro-duced as a complete agricultural system. Pollen analysis and the presence of ancient fields suggests that cultivation took …
en pollenanalytisk studie av en fäbodvall i Ängersjö, Hälsingland
… time was forest grazing. Apart from grazing, there are indications of cereal cultivation, both rye and barley, beginning approximately A.D. 900-1200. There are no indications of any major effects from the late Medieval agricultural crisis affecting the land-use at Öjingsvallen …
… Cultus+Excellent, Överums Växelplog, Dalbos Dinco, Kvernelands Ecomat, Blaxta Cultivation plow and direct drilling with Väderstads Rapid 400C. Best plant establishment was for Kverneland Ecomat and Blaxta cultivation plow. Worst plant establishment were for direct drilling and …
Today cultivation of cereal in Sweden has high costs for establishment in relation to the rest of the world, and if this cultivation will be able to continue, the farmers have to control their costs. It is important to see all costs, not the maximum harvest achieved, but the net …
… you have find other crops. This paper is not a comparison between the contract cultivation to Findus and the cultivation where the farmer maked his products by a own company on the farm. If you have a small processing company on the farm, you have to increase the standard with …
ekologisk gård självförsörjande med drivmedel
… the final environmental load for the whole system of ethanol production, cultivation and usage of the ethanol in the end. This is assessed by calculation of global warming potential (GWP), acidification potential (AP) and eutrophfication potential (EP). The impact of GWP is …
odlingsfaktorernas inverkan på havrens bränsleegenskaper
… in Sweden it's considered as the cereal with the best fuel qualities. The cultivation factors given most attention were S and Cl supplied by fertilisers. Attention has also been given to soil type, soil pH and S and Cl deposition. Two cultivation trials were planned, the Cl …
en fältstudie i Managua
… development of the society. We have been studying how Urban Agriculture i.e. cultivation and keeping livestock in an urban area, can improve the life situation among the urban population. There is evidence that Urban Agriculture can become a key strategy for the urban poor. It …
… sowing with a Rapid sowing machine within 24 hours after harvest and shallow cultivation plus sown by broadcasting within 24 hours after harvest. The conclusion was that it was the establishment methods/dates that affected the uptake of nitrogen per hectare of the catch crop …
There is always an endeavor to govern the initial products in the plant cultivation with precision in order to keep down the expenditure and in order to decrease environmental impact. Initial phosphorus fertilizer can then be one possibility in order to keep down the fertilizer …
med erfarenheter från sex nutida svenska experter
… on how these plants have been collected. Only few results of experimental cultivation are available. There is no doubt that there exists knowledge that has not been publicised yet. Sten Ridderlöf, Henrik Zetterlund, Elisabeth Öberg, Magnus Lidén, Björn Aldén and Erland Ejder are …
… to low temperatures and frost. With new varieties and better techniques for cultivation it is now possible to grow maize in the southern and middle parts of Sweden. As for the north of Sweden the length of the cultivation season is a limiting factor as there are too few days …
… was to see if there is a connection between smolt length from Brattfors salmon cultivation and temperature. Climate changes are expected to give a higher temperature that could result in a longer growing season for the fish. Cultivated smolt is today bigger than it was before …
… of irrigation is required. In this literature survey the potential of organic cultivation practices to produce highly qualitative hemp fibre, suitable for the textile industry, was investigated. The definition of a fibre in the textile context as well as of the qualities that …
