Mariam, Yohannes; Galaty, John; Coffin, Garth - Volkswirtschaftliche Fakultät, … - 1993
Physical resources such as land, labour and livestock, and nonphysical resources such as indigenous knowledge and …) institutional resources become less effective, and ii) combination of land, labour, knowledge and other complementary resources form … importantly by the potential of knowledge and institutions of producers to adjust to environmental changes, and support from …