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通化市粮食产量影响因素分析

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利用滤波技术分析了通化市1993~2012年粮食产量的变化情况,并依数据波动特征将其划分为两个阶段.确定了通化市粮食产量的5个影响因素,利用分位数回归法对各阶段粮食产量的影响因素进行了详尽分析,结果表明农机总动力对粮食产量的促进作用较为显著.
Analysis on Factors Influencing the Food Production in Tonghua City
Using filter technology,food production in Tonghua city from 1993 to 2012 was analyzed in the paper.Changes was divided into two phases according to the character.5 factors influencing food production in Tonghua city were determined.Factors influencing food production were analyzed in detail by quantile regression.The results showed that the total power of agricultural machinery influencing food production was remarkable.

Quantile regressionFood productionFilterTonghua

张明旭、赵海英

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通化师范学院历史与地理学院,吉林通化134000

分位数回归 粮食产量 滤波 通化市

2014

东北农业科学
吉林省农业科学院

东北农业科学

CSTPCD
影响因子:0.449
ISSN:1003-8701
年,卷(期):2014.39(4)
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