Effects of vegetation and fertilization on black soil labile organic carbon and carbon management index (ICM) were studied in a long-term fertilization experiment.
通过长期定位试验，研究不同植被覆盖与施肥管理对黑土活性有机碳库形成及碳库管理指数icm的影响。
The paper analyzes the effect of rotation and fertilization on alfalfa productivity on the Loess Plateau based on a long-term experiment.
在长期定位试验的基础上，分析黄土高原地区轮作与施肥对苜蓿生产力的影响。
Impacts of fertilization and sampling position on soil moisture and aboveground biomass of Medicago sativa were studied in a long term, in situ experiment.
基于苜蓿长期连续种植定位试验，研究了不同施肥与采样位置差异对苜蓿草地地上部分生物量和土壤水分的影响。
A long term fertilization experiment has been carried out for 20 year on fluvio aguic soil.
本文以在潮土进行的2 0年的长期肥料试验为例进行研究。
A long term fertilization experiment has been carried out for 20 year on fluvio aguic soil.
本文以在潮土进行的2 0年的长期肥料试验为例进行研究。
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