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Some environmental effects of draught animal power: a case study of Chivi communal area in Zimbabwe


, : Some environmental effects of draught animal power: a case study of Chivi communal area in Zimbabwe. Human and draught animal power in crop production Proceedings of a workshop held in Harare, Zimbabwe, 18-22 January 1993: 95-96

Long term changes in herd size occasioned by increased use of draught animal power were modelled.

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