Organic Waste Recycling

Characteristics of organic wastes 63

Probable vector or means of spread Various

Culex

mosquitoes Various mosquitoes Various mosquitoes Various mosquitoes Various mosquitoes Occupational exposure Contact exposure

Geographical distribution Eastern Asia and East Indies North America South and central Africa South Africa South Africa Europe and North America Worldwide, especially where small pox exists

Principal animals affected Bird, horses, cattle, pigs Birds, fowl Sheep, goats, cattle, related wild animals Sheep Sheep Sheep, goats Cattle, horses

Causative organism Virus Virus Virus Virus Virus Virus Virus

Disease 1.

Virus diseases

Table 2.24 Epidemiological aspects of some of the zoonoses Arthropod-borne infections: Japanese B encephalitis St. Louis encephalitis South African disease Rift Valley fever Wesselsbron fever Middleburg disease Contagiuos ecthyma Cowpox