soil nitrogen supply

基本解释

Respective effects of soil water and nitrogen supply on transpiration rate were stimulative and suppressive.
叶片蒸腾速率日变化随土壤水分供应增加而增加，随氮肥供应增加而下降；
Pot trial was conducted to evaluate the effects of 5 controlled-release fertilizers, as single basal application at 1.6 g N /pot, on soil nitrogen supply, rice growth and NPK utilization efficiency.
通过盆栽试验研究了5种控释肥的氮素释放规律、水稻生长效应及养分利用率。
Soil microbial biomass N also involved in nitrogen supply to crop.
土壤中微生物氮也参与了对作物的供氮过程。