Figure/Table detail
Effects of Different Slow/Controlled Release Nitrogen Fertilizers on Spring Maize Nitrogen Uptake and Utilization, Soil Inorganic Nitrogen and Nitrogen Balance
YunPeng HOU, Qian LI, LiLi KONG, YuBo QIN, Meng WANG, Lei YU, LiChun WANG, CaiXia YIN
Scientia Agricultura Sinica, 2018, 51(20): 3928-3940.   DOI: 10.3864/j.issn.0578-1752.2018.20.011

年份
Year		项目
Item		土壤无机氮含量 Soil inorganic N content
苗期
Seedling		拔节期
Jointing		大喇叭口期
Belling		开花期
Flowering		灌浆期
Filling		成熟期
Maturing
2014氮素总积累量Total accumulative N0.1150.3260.610**0.900**0.891**0.870**
产量 Yield0.0620.1790.476*0.888**0.869**0.823**
氮素当季回收率NRE-0.873**-0.730**-0.634*0.766**0.718**0.692**
氮素农学利用率NAE-0.768**-0.663**-0.574*0.638*0.591*0.567*
氮素偏生产力NPFP-0.815**-0.639**-0.542*0.672**0.659**0.623*
2015氮素总积累量Total accumulative N0.1740.2240.527*0.904**0.824**0.791**
产量 Yield0.0820.1190.491*0.843**0.803**0.786**
氮素当季回收率NRE-0.834**-0.806**-0.596*0.668**0.593*0.585*
氮素农学利用率NAE-0.793**-0.724**-0.565*0.695**0.631*0.615*
氮素偏生产力NPFP-0.815**-0.770**-0.552*0.687**0.623*0.531*
Table 3 The correlations of maize yield, the total nitrogen accumulations, nitrogen utilization efficiency and inorganic N contents in soil during different growth periods
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