[1]王鸿耀,郭全忠,张可安,等.安康地区川道浅丘土壤速效钾下降原因分析和对策[J].水土保持研究,2000,7(04):127-129.
WANG Hongyao,GUO Quanzhong,ZHANG Kean,et al.Reason Analysis and Countermeasures for Declince in Quick acting Potassium of Shallow Hills in Plain of Ankang Region[J].Research of Soil and Water Conservation,2000,7(04):127-129.
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WANG Hongyao,GUO Quanzhong,ZHANG Kean,et al.Reason Analysis and Countermeasures for Declince in Quick acting Potassium of Shallow Hills in Plain of Ankang Region[J].Research of Soil and Water Conservation,2000,7(04):127-129.
安康地区川道浅丘土壤速效钾下降原因分析和对策
《水土保持研究》[ISSN:1005-3409/CN:61-1272/P]
卷:
7
期数:
2000年04期
页码:
127-129
栏目:
出版日期:
1900-01-01
- Title:
- Reason Analysis and Countermeasures for Declince in Quick acting Potassium of Shallow Hills in Plain of Ankang Region
- 分类号:
- S158.5
- 摘要:
- 90年代以来，随着化肥用量的增加、良种的普及、耕作制度的进步，土壤钾素缺乏已成为粮食增产的限制因素，土壤补钾已成为当务之急.根据近年来土壤分析结果和试验示范资料，结合本区农业生产实际，分析了钾素缺乏的主要原因，提出了一些土壤钾素补充的对策和建议.
- Abstract:
- It is the most urgent to add potassium to the soil with the increase of using fertilizer,popularization of improved variety and the improvement of farming system since 1990s,the lack of potassium has become the limitation for increasing grain yield.The authors analyzes the main reason of the lack of potassium on the basis of the recent years’ result of analyzing soil and the data of experiment as well as the actual conditions of agricultural produce in this area,and then put forward countermeasures and proposals of adding potassium.
参考文献/References:
[1] 北京农业大学.肥料手册[M].北京:农业出版社,1979
[2] 中国农科院土肥所.1991～1995年土壤肥料监测结果[J].土壤肥料,1997(2)
[3] 郭焕忠,王崇乐,等.安康土壤[M].北京:地图出版社,1986
[4] 黄克智,等.镇平区玉米地火根源及防治方法[J].陕西农业科学,1998(4)
备注/Memo
收稿日期:2000-9-10
更新日期/Last Update:
1900-01-01