土壤供氮能力测试方法与指标

被引:10
作者
杨江龙
李生秀
机构
[1] 西北农林科技大学,西北农林科技大学陕西杨凌,陕西杨凌
关键词
土壤; 氮; 指标;
D O I
10.19336/j.cnki.trtb.2005.06.033
中图分类号
S158.2 [土壤肥力测定];
学科分类号
0903 ; 090301 ;
摘要
研究了土壤供氮能力的主要测试方法和指标,包括培养矿化法、化学提取法、起始矿质氮指标和电超滤法测定指标等。对各种方法和指标的发展应用作了叙述,并对有关方法和指标的效果进行了比较。
引用
收藏
页码:145 / 150
页数:6
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