Ecologico-taxonomic and temporal distribution of alate potato aphid populations on the non-black-earth area of eastern Europe
1993
Damroze, I. (Latvian University of Agriculture, Jelgava (Latvia))
The number of aphid-vectors depends on the month temperature in April. The highest average of all aphid species was observed in Nijegorodsk, Kirovsk, Perm. Average yearly number of potato aphids is distributed in the southern part of Estonia and in the regions of Nijegorodsk and Vladimir. The most suitable areas for seed potato production in the eastern Europe are non-black-earth zone in the vicinity of the Baltic Sea in Estonia, Kaliningrad, Leningrad, Pskov as well as Kaluga, Smolensk and Tula districts
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