 
			单作和两熟棉田土壤速效磷、速效钾和可交换性镁空间异质性
李腾,张晓菊,韩迎春,王国平,熊世武,李亚兵
单作和两熟棉田土壤速效磷、速效钾和可交换性镁空间异质性
Spatial Heterogeneity of Soil Available P, K and Exchangeable Mg in Wheat-Cotton Double Cropping and Cotton Monoculture Cropping Systems
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