对稻田土壤施外源氮对氮素矿化的影响进行了研究。
The influence of applying nitrogen fertilizer to nitrogen mineralization was studied in paddy soil.
不施氮处理土壤氮素矿化量在各生育期均显著高于施氮处理；
The soil mineralized N at each tobacco growth stage was significantly higher in the control than in the N fertilization treatment.
结果发现，通气状况对AOL的氮素矿化与释放有较大的影响。
The result indicated that aeration status had a great effect on the mineralization and release of nitrogen in AOL.
用单因素指数模型模拟洱海流域农田土壤氮素矿化拟合度很高，效果较好。
By using one-pool model to simulate the mineralized process in soils in Erhai Lake basin, the effect was relatively good with a high goodness-of-fit.
土壤氮素矿化研究对从农田生态系统氮素平衡到全球变化和环境问题均具有重要意义。
Mineralization of nitrogen from various sources can contribute significantly to soil nitrogen balance, to total plant nitrogen availability, and to environmental quality and global change.
结果表明：淋洗有利于土壤氮素的矿化过程，但淋洗频率过快并没有造成土壤氮素矿化量的显著增加。
The results showed that: leaching was beneficial to soil mineralization, but the accumulation of the nitrogen mineralized in the soils would not be higher with increasing of the leaching fre...
为了明确绿肥氮素在淹水条件下的矿化特征，采用培养试验和盆栽试验两种方法进行研究。
Incubation method and pot experiment were used to study the mineralization of green manure under submerged condition.
大量研究发现，食细菌线虫和食真菌线虫都有助于土壤氮素等养分矿化，从而促进植物生长。
Most studies suggest that bacterial - and fungal-feeding nematodes stimulated soil nitrogen mineralization and promoted plant growth.
大量研究发现，食细菌线虫和食真菌线虫都有助于土壤氮素等养分矿化，从而促进植物生长。
Most studies suggest that bacterial - and fungal-feeding nematodes stimulated soil nitrogen mineralization and promoted plant growth.
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