Uppsatser om swede midge

2 uppsatser

Kålgallmygga, Contarinia nasturtii Kieffer

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Examensarbete · SLU

… of this paper is to examine what problems cabbage growers have with the Swede Midge. The last few years the Swede Midge, Contarinia nasturtii, has become a larger problem for cabbage growers in several countries in Europe as well as in Sweden. In Canada the problems are so …