华北农学报 ›› 2021, Vol. 36 ›› Issue (1): 187-196. doi: 10.7668/hbnxb.20191407

所属专题: 土壤肥料

• 资源环境·植物保护 • 上一篇    下一篇

不同施肥模式对植烟棕壤活性有机碳组分和酶活性的影响

王鹏1,2, 郑学博1, 梁洪波1, 宋文静1, 季璇1,2, 徐艳丽1, 况帅1, 董建新1   

  1. 1. 中国农业科学院 烟草研究所, 烟草生物学与加工重点实验室, 青岛烟草资源与环境野外科学观测试验站, 山东 青岛 266101;
    2. 中国农业科学院 研究生院, 北京 100081
  • 收稿日期:2020-11-22 出版日期:2021-02-28
  • 通讯作者: 董建新(1976-),男,山东单县人,副研究员,在读博士,主要从事农业生态和土壤健康管理研究。
  • 作者简介:王鹏(1995-),男,山东青州人,在读硕士,主要从事土壤肥力提升研究。
  • 基金资助:
    中央级公益性科研院所基本科研业务费专项(1610232020009);国家自然科学基金青年基金(31901195);山东省自然科学基金博士基金(ZR2019BD062)

Effects of Different Fertilization Models on Active Organic Carbon Components and Enzyme Activities of Tobacco-growing Brown Soil

WANG Peng1,2, ZHENG Xuebo1, LIANG Hongbo1, SONG Wenjing1, JI Xuan1,2, XU Yanli1, KUANG Shuai1, DONG Jianxin1   

  1. 1. Institute of Tobacco Research, Chinese Academy of Agricultural Sciences, Key Laboratory of Tobacco Biology and Processing, Qingdao Tobacco Resources and Environment Field Scientific Observation Experimental Station, Qingdao 266101, China;
    2. Graduate School of Chinese Academy of Agricultural Sciences, Beijing 100081, China
  • Received:2020-11-22 Published:2021-02-28

摘要: 为探究植烟棕壤活性有机碳组分和碳转化酶活性对不同施肥模式的响应规律,以始于2009年的土壤肥力长期定位试验为研究对象,选取不施肥(CK)、单施化肥(T1)、化肥有机肥配施(T2)和单施有机肥(T3)4种田间试验处理。结果表明:较CK、T1处理,T2、T3处理显著提高了土壤总有机碳(TOC)、可溶性有机碳(DOC)、微生物量有机碳(MBC)、易氧化有机碳(ROC)、碳库管理指数(CPMI)以及纤维素酶(S-CL)、蔗糖酶(S-SC)、β-葡萄糖苷酶(S-β-GC)、多酚氧化酶(S-PPD)和过氧化物酶(S-POD)活性(P<0.05)。Pearson相关分析表明,DOC、MBC、ROC均与S-CL、S-SC、S-β-GC、S-PPD和S-POD活性之间呈极显著正相关(P<0.01);通径分析表明,直接影响DOC、MBC和ROC含量的是S-CL、S-SC和S-β-GC,而主要起间接作用是S-PPD和S-POD。主成分分析表明,不同施肥模式对活性有机碳组分和酶活性的综合影响可分为2组:CK和T1处理为一组,T2和T3处理为一组;结合主成分分析综合得分和方差分析,不同施肥模式影响土壤活性有机碳组分和酶活性的顺序为T3 > T2 > T1 > CK。因此,单施有机肥是提升山东烟区棕壤活性有机碳组分和酶活性的最有效的施肥措施。

关键词: 植烟棕壤, 施肥模式, 活性有机碳组分, 碳转化酶活性

Abstract: To investigate the response law of organic carbon components and carbon conversion enzyme activities under different fertilization models, this study focused on long-term soil fertility tests that began in 2009, selected no fertilizer(CK), fertilization of chemical fertilizer(T1), organic manure with chemical fertilizer(T2) and fertilization of organic manure(T3) four trial processing.Compared with CK, T1 treatments, T2 and T3 treatments significantly improved TOC, DOC, MBC, ROC, CPMI and S-CL, S-SC, S-β-GC, S-PPD and S-POD.Pearson correlation analysis showed that DOC, MBC, ROC and S-CL, S-SC, S-β-GC, S-PPD and S-POD were extremely significantly positively correlated(P<0.01);Path analysis showed that S-CL, S-SC and S-β-GC directly affected the content of DOC, MBC and ROC, while S-PPD and S-POD mainly played an indirect role.Principal component analysis showed that the comprehensive effected of different fertilization models on active organic carbon components and enzyme activity could be divided into two groups:CK and T1 treatments as a group, T2 and T3 treatments as a group;combined with principal component analysis comprehensive score and analysis of variance, the order of different fertilization measured affecting soil active organic carbon components and enzyme activities was T3>T2>T1>CK. The application of organic fertilizer was the most effective fertilization measure to enhance the active organic carbon component and enzyme activity of tobacco-growing brown soil for Shandong smoke zone.

Key words: Tobacco-growing brown soil, Fertilization models, Active organic carbon components, Carbon conversion enzyme activities

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引用本文

王鹏, 郑学博, 梁洪波, 宋文静, 季璇, 徐艳丽, 况帅, 董建新. 不同施肥模式对植烟棕壤活性有机碳组分和酶活性的影响[J]. 华北农学报, 2021, 36(1): 187-196. doi: 10.7668/hbnxb.20191407.

WANG Peng, ZHENG Xuebo, LIANG Hongbo, SONG Wenjing, JI Xuan, XU Yanli, KUANG Shuai, DONG Jianxin. Effects of Different Fertilization Models on Active Organic Carbon Components and Enzyme Activities of Tobacco-growing Brown Soil[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2021, 36(1): 187-196. doi: 10.7668/hbnxb.20191407.

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