辽河平原玉米田不同施肥下的土壤氨挥发特征
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赵欣周,张世春,李颖,郑益旻,赵洪亮,谢立勇
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The Characteristics of Soil Ammonia Volatilization Under Different Fertilizer Application Measures in Corn Field of Liaohe Plain
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ZHAO XinZhou,ZHANG ShiChun,LI Ying,ZHENG YiMin,ZHAO HongLiang,XIE LiYong
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表1 各处理施氮水平
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Table 1 Nitrogen application level of each treatment
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处理
Treatment | 基肥量
Basal fertilizer quantity (kg N·hm-2) | 基肥种类
Basal fertilizer type | 追肥量
Top dressing quantity (kg N·hm-2) | 追肥种类
Top dressing type | 生育期施氮总量
Total nitrogen application (kg N·hm-2) | 生物炭施用量
Biochar application (kg·hm-2) | | N | P2O5 | K2O | | T0 | 0 | 0 | 0 | - | - | - | 0 | 0 | | T1 | 45 | 15 | 18 | SRF1) | 45 | 尿素Urea | 90 | 0 | | T2 | 90 | 30 | 36 | SRF | 90 | 尿素Urea | 180 | 3000 | | T3 | 180 | 60 | 72 | SRF | - | - | 180 | 0 | | T4 | 90 | 30 | 36 | SRF | 90 | 尿素Urea | 180 | 0 |
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