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Abstract: The agricultural production carbon emissions and sequestration in Xinjiang from 1996 to 2013 were calculated,and then the characteristics of its carbon emissions from the aspects of time,space and structure were analyzed in this paper. On the basis of net carbon emissions, carbon emissions pressure index model was constructed to analyze the change tendency of net carbon emissions pressure in Xinjiang. The results showed that the total carbon emission tendency in Xinjiang was showed as “up\|down\|up”,and the carbon emission intensity was generally declined. There was obvious difference in carbon emission in different regions, and the highest carbon emission was observed in Keshi, which was 72 times of that in Karamay. From the structure characteristics, livestock farming, agricultural materials and agricultural activities accounted for more than 96% of carbon emissions. The carbon emissions of livestock showed a downward tendency, while carbon emissions of agricultural activities, agricultural materials showed a significantly increasing tendency. The total amount of carbon sinks increased rapidly, and the net carbon emissions of agricultural production was maintained a downward tendency. Net carbon emissions could be divided into two stages of “flat\|declining”. From the net carbon emissions pressure index, the net agricultural carbon emissions pressure was decreased year by year. It was indicated that the agricultural industry structure in Xinjiang should be adjusted reasonably and timely according to the actual condition,and the agricultural modernization should be accelerated. The differentiated agricultural development route should be developed from the macro layout point of view. The ecological environment construction in rural areas should be strengthened, and the recycling intensity of agricultural production materials were improved.
Key words: agricultural emissions, agricultural net carbon emissions, temporal and spatial disparities, structural differences, carbon pressure index, Xinjiang
FAN Gao\|yuan,YANG Jun\|xiao*,HU Juan. Studies of agricultural production carbon emissions variation characteristics and net carbon emissions pressure in Xinjiang[J]. .
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http://www.zjnyxb.cn/EN/Y2016/V28/I2/352