1) soil available nitrogen
土壤速效氮
1.
This study investigated the effect of soil nitrogen regulator on soil available nitrogen.
研究了土壤氮素调理剂对土壤速效氮含量的影响。
2) Content of rapidly available nitrogen in soil
土壤速效氮含量
3) Soil available nitrogen
土壤有效氮
1.
Effects of soil available nitrogen and related factors on plant fine root;
土壤有效氮及其相关因素对植物细根的影响
2.
In order to probe into the influence of global climate change on the dynamics of soil nitrogen,the effect of elevated atmospheric CO2 and N application on soil available nitrogen in a wheat field was studied through FACE(Free-air CO2 enrich-ment) system.
为了探讨全球气候变化对农田土壤氮素动态的影响,采用中国稻麦轮作系统FACE(Free-Air CO2 Enrichment)平台,开展了大气CO2浓度升高和氮肥管理对麦田土壤有效氮含量影响的研究。
4) soil available phosphorus
土壤速效磷
1.
According to the analysis data of 173 sampling points in 1982 and 117 sampling points in 2002, the temporal-spatial variability of soil available phosphorus (SAP) of the topsoil(0~20 cm) in Chengdu Plain was expressed by spherical semi-variance model and the ordinary Kriging interpolated method.
根据1982年173个样点和2002年117个样点的分析数据,利用地统计学方法和GIS技术对成都平原耕层(0~20cm)土壤速效磷含量的时空变异特征进行了研究。
2.
Soil available phosphorus, to a large degree, determines the content and distribution of soil glomalin.
土壤球囊霉素分别与土壤速效磷、蛋白酶呈显著正相关(P<0。
6) Soil rapidly available P
土壤速效P
补充资料：土壤水分运动基本方程(见土壤水运动)
土壤水分运动基本方程(见土壤水运动)
turang shuifen yundong iiben土壤水分运动基本方程fangeheng见土壤水运动。
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