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The influence of nitrogen fertiliser on the population development of the cereal aphids Sitobion avenae (F) and Metopolophium dirhodum (Wlk) on field grown winter wheat

S. Duffield ; R. Bryson ; J. Young ; R. Sylvesterbradley ; R. Scott | 1997

The effect of nitrogen fertiliser on populations of the cereal aphids Sitobion avenae and Metopolophium dirhodum on winter wheat was investigated in a three year field experiment. Naturally occurring aphid populations were monitored on three nit[...]

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