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Optimizing the spatial structure of the agricultural production function
Singh, Surendra - In: Geographical analysis : an international journal of … 34 (2002) 3, pp. 229-244
Persistent link: https://www.econbiz.de/10001682485
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Energy in production agriculture
Singh, Surendra; Mittal, J. P. - 1992 - 1. ed
Persistent link: https://www.econbiz.de/10000874369
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Child labour in agriculture
Singh, Surendra; Verma, Raj Bahadur Singh - 1987
Persistent link: https://www.econbiz.de/10000760466