有机-无机肥协同调控小麦-玉米两熟作物产量及土壤培肥效应
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郑福丽,刘苹,李国生,张柏松,李燕,魏建林,谭德水
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Organic-Inorganic Coordinated Regulation to Wheat-Maize Double Crop Yield and Soil Fertility
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ZHENG FuLi,LIU Ping,LI GuoSheng,ZHANG BoSong,LI Yan,WEI JianLin,TAN DeShui
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表6 玉米收获后土壤理化性状（2019）
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Table 6 Physical and chemical characteristics of soil after maize harvest（2019）
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处理
Treatment | 全氮
Total nitrogen
(g·kg-1) | 有机质
Organic matter (g·kg-1) | 碱解氮
Avail-nitrogen (mg·kg-1) | 土壤容重
Bulk density
(g·cm-3) | 土壤孔隙度
Porosity
(%) | 水稳性大团聚体
Water-stable aggregates
(%) | | F | 1.06b | 12.90c | 118.35b | 1.53a | 37.6b | 47.2b | | FA | 1.09b | 13.04c | 123.67b | 1.51a | 38.7b | 55.2ab | | FM1 | 1.16b | 13.72b | 123.78b | 1.53a | 38.6b | 52.3ab | | FM2 | 1.15b | 14.81a | 135.67a | 1.47b | 40.3ab | 54.1ab | | FM3 | 1.23a | 14.87a | 134.84a | 1.48b | 42.2a | 55.8ab | | FAM2 | 1.19b | 13.76b | 136.43a | 1.45b | 42.9a | 61.1a |
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