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1 Suja G, "Yield, quality and soil health under organic vs conventional farming in taro" 218 : 334-343, 2017
2 Marchand S, "The environmental efficiency of non-certified organic farming in China : A case study of paddy rice production" 31 : 201-216, 2014
3 Schjønning P, "Soil quality aspects of humid sandy loams as influenced by organic and conventional long-term management" 88 : 195-214, 2002
4 Minasny B, "Soil pH increase under paddy in South Korea between 2000 and 2012" 221 : 205-213, 2016
5 da Silva AM, "Organic farm does not improve neither soil, or water quality in rural watersheds from southeastern Brazil" 48 : 132-146, 2015
6 Lairon D, "Nutritional quality and safety of organic food. A review" 30 : 33-41, 2010
7 Anglade J, "Nitrogen soil surface balance of organic vs conventional cash crop farming in the Seine watershed" 139 : 82-92, 2015
8 Martens H, "Multivariate calibration" Wiley 97-108, 1989
9 Gosling P, "Long-term changes in soil fertility in organic arable farming systems in England, with particular reference to phosphorus and potassium" 105 : 425-432, 2005
10 Ward JH, "Hierarchical grouping to optimize an objective function" 58 : 236-244, 1963
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