TY - BOOK AU - Koeman,J.H. AU - Balk,F. AU - Takken,W. ED - Food and Agriculture Organization of the United Nations (Rome) TI - The environmental impact of tsetse control operations: a report on present knowledge SN - 9251010013 U1 - 636 23 PY - 1980/// CY - Rome PB - Food and Agriculture Organization KW - Tsetse-flies KW - Control KW - Africa KW - Insects pests KW - Insect pests KW - Biological control KW - Trypanosomiasis KW - Glossina palpalis KW - Africa trypanosomiasis N1 - Bibliography: p. 60-71 ER -