the utilization rate of nitrogen

• 氮肥利用率

the utilization rate of nitrogen的用法和样例：

例句

1. Effect of the regionalized balanced fertilization on nitrogen utilization efficiency and soil nutrient balance was studied.
   本文研究了分区平衡施肥技术对氮肥利用率和土壤养分平衡的影响。
2. This paper studied the low efficiency of nitrogenous fertilizer of our county, the cause of fertilizer losing and its calamity.
   摘要本文主要探讨了目前我国氮肥利用率低下，肥料损失的原因及危害。