[Dynamics of number of cereals decay and its aphydophags]
2002
Taran, N.A. (Grodno state agrarian university, Grodno (Belarus)
Dynamics of number afidofags varies with backlog from increase of number of cereals decay for one and a half - two weeks. Predatory afidofags play an appreciable role in decrease (reduction) of density of populations decay only in the beginning increase of number of these wreckers. In this connection the established criteria of efficiency of natural populations afidofags are possible for applying in the integrated systems of protection of grain crops in the specified period
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