1. Impact of gastrointestinal parasitism on pasture utilisation by grazing sheep;Anderson,1987
2. Distribution and Impact of Helminth Diseases of Livestock in Developing Countries,1992
3. Effects of grazing with heifers on gastro-intestinal strongyles of sheep in irrigated Digitaria decumbens pastures in Martinique (F.W.I.);Aumont,1995
4. Breeding of disease resistance to infectious diseases in small ruminants;Baker,1995