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- Biological nitrogen fixation and nitrogen transfer wasdetected by 15N dilution technology. The percentage of BNF, fertilizer nitrogen andsoil nitrogen to nitrogen yield of grass and legume in monoculture and mixture wereanalyzed, respectively. 利用同位素15N稀释法测量豆科牧草固氮和转氮能力,分析生物固氮、肥料氮和土壤氮在单、混播条件下羊草和豆科牧草体内的比例,并计算生物固氮量对草地氮产量的贡献率。
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- Distribution of microorganisms related to nitrogen transfer and denitrification ability of the Malan Loess 马兰黄土中与三氮有关的微生物的分布及其反硝化能力
- He intends to transfer the property to his son. 他打算把财产转让给儿子。
- Nitrogen Transfer in Soil Profile of Upland Red Soil and Its Controlling Factors 红壤旱地氮素的剖面迁移与影响因子
- This footballer wants a transfer to another team. 这位足球运动员想转到另一个球队踢球。
- Keywords Intercropping,Isotope dilution method,Nitrogen transfer,Nitrogen fixation,Nutrient competition; 氮转移;间作;固氮;同位素稀释法;营养竞争;
- The transfer of property usually land to someone else. 将财产转让他人，通常指土地的转让。
- nitrogen transfers 氮转移
- Will you sunder nitrogen from air? 你能从空气中把氮气分离出来吗?
- All the wounded soldiers transfer to a special hospital. 所有伤员都将转到一个特别的医疗治疗。
- Nitrogen is the most commonly used gas. 氮气是最常用的气体。
- Sample gas tubes are flushed with nitrogen. 采气管得用氮气吹扫。
- The main reservoir of nitrogen is the atmosphere. 氮的主要蓄存库是大气层。
- I'd like to know the possibility of technology transfer from you. 我想知道能否从贵公司获得技术转让。
- What is the percentage of nitrogen in air? 空气中所含的氮的比例是多少?
- The transfer of a ruler's authority by death or abdication. 让位因为统治者死亡或弃位而进行的权力转移
