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Value-based pricing of three organic vegetables using Van Westendorp Price Sensitivity Meter (PSM)
Foilsithe / Cruthaithe 2016Faigh an téacs iomlán
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Ascorbic acid losses of cooked pechay (Brassica Chinensis) and kamote leaves (Ipomoea batatas) [microform]
Foilsithe / Cruthaithe 1974Visual Material