insect epidemics

См. также в других словарях:

• African armyworm — Scientific classification Kingdom: Animalia Phylum: Arthropoda Class: Insecta …   Wikipedia

• Gaza — This article is about the city. For the territory, see Gaza Strip. For other uses, see Gaza (disambiguation). Not to be confused with Giza. Gaza Other transcription(s)  – Arabic غزة  – Also spelled Ghazzah (official) Gaza …   Wikipedia

• Canadian Forest Service — The Canadian Forest Service (CFS) is a sector of the Canadian government department of Natural Resources Canada. Part of the federal government since 1899, the CFS is a science based policy organization responsible for promoting the sustainable… …   Wikipedia

• plant disease — ▪ plant pathology Introduction       an impairment of the normal state of a plant that interrupts or modifies its vital functions.       All species of plants, wild and cultivated alike, are subject to disease. Although each species is… …   Universalium

• Virus — A microorganism smaller than a bacteria, which cannot grow or reproduce apart from a living cell. A virus invades living cells and uses their chemical machinery to keep itself alive and to replicate itself. It may reproduce with fidelity or with… …   Medical dictionary

• Spruce Budworm — Choristoneura Mountain ash tortricid Choristoneura hebenstreitella Scientific classification Kingdom …   Wikipedia

• Dengue fever — For other uses, see Dengue fever (disambiguation). Dengue fever Classification and external resources The typical rash seen in dengue fever …   Wikipedia

• Tropical disease — Tropical diseases are diseases that are prevalent in or unique to tropical and subtropical regions. The diseases are less prevalent in temperate climates, due in part to the occurrence of a cold season, which controls the insect population by… …   Wikipedia

• collective behaviour — ▪ psychology Introduction       the kinds of activities engaged in by sizable but loosely organized groups of people. Episodes of collective behaviour tend to be quite spontaneous, resulting from an experience shared by the members of the group… …   Universalium

• Biological warfare — For the use of biological agents by terrorists, see bioterrorism. Weapons of mass destruction …   Wikipedia

• virus — viruslike, adj. /vuy reuhs/, n., pl. viruses. 1. an ultramicroscopic (20 to 300 nm in diameter), metabolically inert, infectious agent that replicates only within the cells of living hosts, mainly bacteria, plants, and animals: composed of an RNA …   Universalium