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中文摘要：
土地适度规模经营是提高现代农业劳动生产率和农业竞争力的重要手段，适度的土地规模能提高粮食单产和农户收入。对武汉市江夏区农户进行问卷调查，以调查获得的163个农户样本为分析对象，通过建立农户人均收入与土地规模的二次回归模型，对农户农地经营的适度规模做了定量分析，得出农户人均纯收入最大时的土地经营规模为1．27hm^2。
英文摘要：
Appropriate scale of land operation is the important method to improve modern agricultural productivity and agricultural competitiveness. Furthermore,moderate scale of agricultural land operation can increase per unit area yield as well as households＇ income. This paper makes a thorough study on optimum-scale agricultural land operation and analyzes 163 rural households in Jiang-xia district of Wuhan by establishing quadratic regression model. The result shows that the optimum-scale of agricultural land is 1.27 hm^2 when the per capita net income of rural household achieves maximum level.
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