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Roots of the farm problem. Changing technology, changing capital use, changing labor needs
Haroldsen, Edwin O., (1965)
Productivity, technological choice and distribution of income in Taiwanʹs agricultural sector, 1946-1975
Karunasekera, Malavana Jackson, (1978)
High yielding technology and productivity : a study in intra.state variations in Andhra Pradesh
Prasad, A. G., (1983)