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松辽平原玉米带高产土壤钾素状况研究
丁岚 赵兰坡 张志丹 姜亦梅
The Research of the Potassium Condition for High Yield Soil of the Corn Belt of the Songliao Plain
中国农学通报 . 2012, (36): 135 -141 .  DOI: 10.11924/j.issn.1000-6850.2012-0014