Haku
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Sowing time affects the abundance of pests and weeds in winter rye
(MTT Agrifood Research FinlandThe Scientific Agricultural Society of Finland, 2006)
Rukiin viljelyala Suomessa on vähentynyt 1950-luvun 122 000 hehtaarista nykyiseen noin 30 700 hehtaariin (v. 2003). Viljelyn vähenemisen syynä on ollut syksyn kylvöolosuhteiden epävakaus ja pitkäkortisten lajikkeiden huono ...
Insect pests and their natural enemies on spring oilseed rape in Estonia : impact of cropping systems
(MTT Agrifood Research FinlandThe Scientific Agricultural Society of Finland, 2006)
To investigate the impact of different cropping systems, the pests, their hymenopteran parasitoids and predatory ground beetles present in two spring rape crops in Estonia, in 2003, were compared. One crop was grown under ...