Browsing by Subject "Zalala"

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Essay on the economic possibilities of the treatment of trypanosomiasis in cattle (bovines) working within the area affected by glossina

Martinho, Jacinto Pereira; Pan-African Agricultural and Veterinary Conference (1929 : Pretoria, South Africa) (Union of South Africa, Dept. of Agriculture, 1930)

Studies showed that cattle labour was much more economical than human labour. Therefore with the object of ascertaining the practical value of the employment of cattle for agricultural labour in the glossina areas in the ...

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