4 uppsatser
… object with this thesis is to evaluate which of the catch crops oil radish and white mustard in combination with establishment method, give the most effective nitrogen uptake. The main purpose of the catch crops is to reduce leakage of nitrogen. They are sown after the main crop …
fysikaliskt verkande insektsmedel : mortalitet och appliceringsteknik
… six different non-conventional insecticides and their ability to control whitefly Aleurotrachelus socialis in cassava Manihot esculenta. The aim was also to evaluate the most appropriate application technique for these products which were: Agronim, Biomel, Bioneem, EcoSwing …
Denna rapport sammanställer vattenhydraulikens möjligheter samt fördelar och nackdelar vid konvertering av befintliga hydraulsystem, eller nya anpassade system inom vattenkraften. Dessutom ska en jämförelse mellan miljöpåverkan av olja jämfört med vatten som behandlats för att …
… vibration and if they had experienced symptoms /injuries like numbness, white finger, etc .They were also asked what kind of vessel they had been serving on, what precautions they encountered on board and how much knowledge they had about the different vibration exposure limits …
