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中国生态农业学报 1997
Benefit analysis for combination of farming with animal husbandry in cool irrigation area of Hexi--Case studies from Touba and Xinhua villages of Xinhua Township,Wuwei City
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Abstract:
对河西冷凉灌区3O个农户生态系统进行了聚类分析,将农户分为养种、种养和种植型,并对其经济、社会、生态和综合效益进行分析。各效益指标均呈现养种型最优、种养型次之、种植型最低的规律。能量和物质转化率及土壤养分含量表明,增加畜牧业投入,可显著提高农业生态系统的产出和效益。