国家科技支撑计划（2006BAD25B05）和黑龙江省自然科学基金重点项目(ZJN03-02)资助
史文娇,汪景宽,魏丹,李双异,迟凤琴.黑龙江省南部黑土区土壤微量元素空间变异及影响因子——以双城市为例[J].土壤学报,2009,46(2):342-347. DOI:trxb10.11766/200708200221 Shi Wenjiao, Wang Jingkuan, Wei Dan, Li Shuangyi, Chi Fengqin. Spatial variability of soil trace elements in black soil region of south heilongjiang province and its affecting factors —A case study of Shuangcheng City[J]. Acta Pedologica Sinica,2009,46(2):342-347.
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