Yazar
r j petheram
3 cilt bulundu.
Cilt sonuçları
Plants of the Kimberley region of Western Australia
R. J. Petheram · University of Western Australia for Rangeland Management Branch, Dept. of Agriculture, Western Australia
559 sayfa · 1983
Botany / Identification / Range management / Range plants / Plants
Approaches to research on draught animal power in Indonesia, Ethiopia, and Australia
R. J. Petheram · Research Institute for Animal Production
115 sayfa · 1989
Animal traction / Draft animals / Research
Draught animals in rural development
D. Hoffmann, R. J. Petheram · Australian Centre for International Agricultural Research
347 sayfa · 1989
Draft animals / Congresses / Animal traction