施氮量对农田土壤有机氮组分及酶活性的影响
焦亚鹏1,齐鹏1,2,3(
),王晓娇1,4,武均1,2,3,姚一铭1,蔡立群1,2,3,张仁陟1,2,3
),王晓娇1,4,武均1,2,3,姚一铭1,蔡立群1,2,3,张仁陟1,2,3
Effects of Different Nitrogen Application Rates on Soil Organic Nitrogen Components and Enzyme Activities in Farmland
JIAO YaPeng1,QI Peng1,2,3(),WANG XiaoJiao1,4,WU Jun1,2,3,YAO YiMing1,CAI LiQun1,2,3,ZHANG RenZhi1,2,3
),WANG XiaoJiao1,4,WU Jun1,2,3,YAO YiMing1,CAI LiQun1,2,3,ZHANG RenZhi1,2,3
图2. 施氮量对土壤不同形态氮组分的影响
AN：酸解铵态氮 Acidolyzable ammonia N;ASN氨基糖态氮 Amino sugar N;AAN氨基酸态氮 Amino acid N;UAN:酸解未知氮 Unknown-acidolyzable N;NAN未酸解氮 Non-acidolyzable N
Fig. 2. Influence of soil organic N forms under different nitrogen rates
