RELATION OF MORTALITY CAUSED BY PARASITES TO THE POPULATION DENSITY OF HYPHANTRIA CUNEA
- 1 November 1976
- journal article
- research article
- Published by Cambridge University Press (CUP) in The Canadian Entomologist
- Vol. 108 (11) , 1291-1294
- https://doi.org/10.4039/ent1081291-11
Abstract
Parasitism in natural populations of Hyphantria cunea Drury was measured in New Brunswick and Nova Scotia, 1957–1973. Thirteen parasite species were recovered during this period but only a few caused an appreciable degree of mortality. The per cent mortality showed an immediate rather than a delayed response to host density, the relationship being direct up to a density of about 10 host colonies per mile, then inverse. Possible reasons for this sort of relationship are discussed.This publication has 7 references indexed in Scilit:
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