Epidemiology of echinococcosis/hydatidosis in Anambra State, Nigeria.

The prevalence of hydatidosis in cattle, goats and pigs slaughtered in Anambra State, eastern Nigeria during 1973 to 1979, as determined from official meat inspection records, was 7/373,242 (0.002%), 249/476,249 (0.05%) and 1/31,005 (0.

Prevalence of Toxocara canis ova on playgrounds of nursery schools in Nsukka, Nigeria.

Soil samples taken from playgrounds in the eleven Nursery schools in Nsukka were examined for the prevalence of Toxocara canis ova. T. canis ova were identified from 6 out of the 11 schools samples, a prevalence of 54.

Evaluation of three strategic anthelmintic programmes for the prophylaxis of parasitic gastroenteritis in cattle in Nigeria.

Three strategic anthelmintic programmes were evaluated for use in the prophylaxis of parasitic gastroenteritis in naturally infected N'Dama cattle aged 12 to 21 months at Nsukka, eastern Nigeria. Four groups A, B, C and D were used which grazed together and each consisted of seven animals. Group A was treated in April, July, August and December.

Seasonal changes in pasture populations of infective larvae of gastrointestinal nematodes of cattle in eastern Nigeria.

The seasonal changes in the populations of trichostrongylid infective larvae (L3) on herbage and in soil samples collected from pastures grazed by beef cattle were studied at Nsukka, eastern Nigeria, from April 1980 to July 1981. Large numbers of L3 were recovered from all samples collected during the rainy season (April to October). The rainy season herbage infestation was characterised by three clearly defined peaks.