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W. Roder, H. Soukhaphonh, S. Phengchanh, K. Vannalath. 1992. Recent research activities in upland rice farming systems of Luang Prabang, Laos. Rice Farming Systems Technical Exchange 2 (4): 10-13.
Keywords: upland rice, Oryza sativa, soil characteristics of Luang Prabang, Laos, major constraints to upland rice production, weeds [Chromolaena odorata], insect pests, rodents, land availability, rainfall,
cash, soil fertility, farmers’ perceptions, wild boars, erosion, plant pathogens, suitable varieties, crop rotation with legumes