1) organic carbon and nitrogen fractions
有机碳和氮组分
2) Soil Organic Carbon and Nitrogen
土壤有机碳和氮
1.
The Influences of Fencing on Soil Organic Carbon and Nitrogen of the Typical Mountainous Lawn in Xinjiang;
围栏对新疆山区草地土壤有机碳和氮的影响
3) organic nitrogen components
有机氮组分
1.
Effects of long-term fertilization on soil organic nitrogen components in paddy soil derived from red earth;
长期施肥对红壤性水稻土有机氮组分的影响
2.
Effects of long-term fertilization on distribution of organic nitrogen components in soil aggregates in sub-humid agroecosystem;
半湿润农田生态系统长期施肥对土壤团聚体中有机氮组分的影响
4) organic carbon fractions
有机碳组分
1.
The variation of organic-mineral complex content and the distribution characteristics of organic carbon fractions in black soil plough layer under different tillage periods;
不同开垦年限黑土耕层有机无机复合体变化及有机碳组分分布特征
2.
The effects of agricultural land uses on soil organic carbon fractions and aggregate stability were studied in an Fluvo-aquic soil in Yucheng city,Shangdong Proince of Northern China.
以在华北平原具有代表性的禹城市作为研究区域,系统研究和分析了该地区不同农业土地利用对土壤有机碳组分和团聚体稳定性的影响。
3.
A field experiment was conducted to determine the effects of different nutrient regimes on aquatic soil organic carbon fractions and aggregate stability in Northern China Plain.
在田间条件下,通过对7种肥料结构组合处理下的土壤进行采样和分析,系统地研究和比较了不同养分模式对华北平原潮土土壤有机碳组分和土壤团聚体稳定性的影响。
补充资料：有机
1.原指与生物体有关的或从生物体来的(化合物)﹐现指除一氧化碳﹑二氧化碳﹑碳酸﹑碳酸盐和某些碳化物之外﹐含碳原子的(化合物)。 2.指事物构成的各部分互相关连﹐具有不可分的统一性。 3.有机会。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条