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Economic impacts on consumers, growers, and processors resulting from mechanical tomato harvesting in California, revisited
Kim, C. S., (1987)
Use of linear programming to estimate population parameters
Boles, James N., (1959)
Mechanized agriculture and social welfare : the case of the tomato harvester
Schmitz, Andrew, (1970)
An assessment of future energy demand in developing countries
Chern, Wen S., (1985)
Projecting food demand and agricultural trade in China
Chern, Wen S., (1997)