| 辽北地区耕地土壤养分状况变化及培肥对策 |
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| 引用本文： | 郭淑鲜,王福军,杨建和,贾冬梅,杨子慧.辽北地区耕地土壤养分状况变化及培肥对策[J].北方水稻,2006(Z1):64-65. |
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| 作者姓名： | 郭淑鲜 王福军 杨建和 贾冬梅 杨子慧 |
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| 作者单位： | 开原市农业技术推广中心,辽宁,铁岭,112300 |
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| 摘 要： | 对辽宁省铁岭市7个县(市)区55万hm2耕地的747个土样化验分析,结果表明,土壤有机质与全N平均含量分别为1.58%和0.089%,处于中等和较缺状况,较缺面积均有所增加。速效P含量平均为13.8mg/kg,明显增加,达到中等和略缺状况,并且有一定面积达到较丰富状况。速效K含量平均为114mg/kg,明显下降,大面积处于中等和较缺状况,而且较缺面积大辐度增加。据此提出了若干相应的施肥建议。
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| 关 键 词： | 土壤养分现状 施肥 对策 |
| 文章编号： | 1007-5003(2006)增刊-0064-03 |
| 修稿时间： | 2005年1月14日 |
The variation of nutrient status and countermeasure of fertilizing about soil nutrient in northern part of Liaoning |
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| GUO Shu-xian,WANG Fu-jun,YANG Jian-he,JIA Dong-mei,YANG Zi-hui.The variation of nutrient status and countermeasure of fertilizing about soil nutrient in northern part of Liaoning[J].Reclaiming and Rice Cultivation,2006(Z1):64-65. |
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| Authors: | GUO Shu-xian WANG Fu-jun YANG Jian-he JIA Dong-mei YANG Zi-hui |
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| Abstract: | Check analysis on 747 samples from seven counties(city) of tieling city,the result indicated that soil organic matter and nitrogen content were 1.58% and 0.089%,it located medium and missing condition,and missing area was also increase.The contents of rapidly available phosphorus was 13.8 mg/kg in zverage,it increase obviously and achieve medium range and less lack,at the same time there was some area achieve luxuriant condition.The contents of quick-acting potassium was 114 mg/kg,it decline obviously and large acreage located medium and less lack condition,the less lack condition is increasing vast scale.Hereby it proposed relevant advice to fertilize. |
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| Keywords: | the current situation of soil nutrient fertilize countermeasure for dealing with a situation |
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