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Characterizing historical(1992–2010) transitions between grassland and cropland in mainland France through mining land-cover survey data

引用

Journal of Integrative Agriculture 2015年第8期14卷 1511-1523页

作者： Ying Xiao Catherine Mignolet Jean-Fran?ois Mari Marc Beno?t INRA SAD UPR 055 ASTER 662 Avenue Louis BuffetMirecourt 88500 France Université de Lorraine LORIA UMR 7503Vandoeuvre-lès-Nancy 54506 France

Grassland, as one of the largest ecosystems on the earth, supports various goods and services to ***, humans have increased agricultural output primarily by cropland expansion and agricultural *** cropland area was primarily gained at the expense of grassland and *** from grassland conversion, increasing consumption of calorie- and meat-intensive diets drives the intensification of livestock systems, which is shifting steadily from grazing to feeding with *** cope with the environmental degradation due to agriculture, various forms of ‘green payment＇ were implemented to promote the adoption of sustainable farming practices over the last two decades in the European *** aim of this study is to monitor the recent transitions（1992–2010） between grassland and cropland during two Common Agricultural Policy（CAP） reforms at the French mainland *** proposed an innovative approach to link grassland conversion to agricultural commodities and farming systems *** first assessed the grassland-to-cropland conversion and further investigated the crop sequence patterns that were observed to be dominant after the conversion through mining land-cover survey data Teruti and *** found the trends of the transitions between grassland and cropland over the two time intervals： The loss of grassland（1992–2003） and restoration or re-expansion of grassland（2006–2010） in mainland *** finding on the crop sequence patterns after the grassland conversion reveals two notable evolutions of agricultural production *** evolutions were related to the increase in the proportion of cropland in the total agricultural land *** evolution was most likely influenced by the demand for fodder： The conversion from grazing livestock to feeding *** evolution was the conversion from livestock production to field crop *** results indicate that the intensification of livestock farming systems

关键词： conversion crop sequence patterns land-cover survey agricultural land-use change

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