1) Spatial and temporal variability
时空变异性
1.
Based on the observation datum of typical field,experiment study on the spatial and temporal variability of infiltration have been performed on a surface irrigation field during the growing period of winter wheat,the distribution characteristic of spatial and temporal variability of infiltration parameters were described,and the correlation between different parameters were analyzed.
基于典型田块的试验观测数据,开展地面灌溉条件下冬小麦生长期间土壤入渗性能时空变异性的试验研究,描述土壤入渗参数的时空变异分布特征,分析各参数间存在的相关关系。
2.
The spatial and temporal variability of soil moisture under mulched drip irrigation of cotton fields can provide guideline for the soil moisture monitoring program.
在新疆库尔勒市包头湖农场48 m×56 m的范围内,布置土壤水分监测点共计63个,采用经典统计和地统计方法进行了时空变异性分析。
2) temporal and spatial variability
时空变异性
1.
A perspective of temporal and spatial variability in mammalian population system;
哺乳动物种群系统时空变异性透视
3) spatial-temporal variability
时空变异性
1.
Spatial-temporal variability is common in hydrologic phenomena, such asprecipitation, evaporation, groundwater and salt, and so on.
水文现象,如降水、蒸发、地下水盐等,既有时间上的动态变化,又存在空间变异性,即具有时空变异性。
4) spatio-temporal variability
时空变异性
1.
Relationship between spatio-temporal variability of soil moisture and nutrients and crop yield
土壤水分和养分时空变异性与作物产量的关系
2.
Taking example for Shengao farm situated in Jiangyan of Jiangsu Province,spatio-temporal variability of soil water content and alkali-hydrolyzable N(AN) is studied using geostatistics and their relationship with yield is analyzed.
以江苏省姜堰市沈高农场为例,用地质统计学方法研究了冬小麦生育期内土壤水分和碱解氮的时空变异性,并分析了它们与产量的关系。
5) Spatio-temporal precipitation variability
降水时空变异性
6) temporal-spatial variability
时空变异
1.
Through application of Geostatistics combined with GIS,the temporal-spatial variability of the pH,organic matter,total nitrogen,total phosphorus and total potassium in soil in Xiaojiang watershed from 1982 to 2005 were analyzed.
运用地统计学,结合GIS研究了云南小江典型岩溶流域1982到2005年表层(0～20cm)土壤肥力包括pH、有机质、全氮、全磷、全钾5个指标的时空变异规律及影响因素。
2.
The temporal-spatial variability of global avian influenza disaster is assessed from geographical and disaster perspectives in a GIS environment.
利用多种资源建立了全球高致病性禽流感灾害数据库,基于ArcGIS的空间分析和统计模块,对全球高致病性禽流感灾害的时空变异进行分析。
3.
The temporal-spatial variability of soil pH in the Chengdu basin is expressed by the spatial analytic approaches such as ordinary kriging(OK) on the basis of the software ArcGIS Desktop 9.
0软件系统平台上,利用1982年172个样点和2002年的117个样点分析成都平原土壤pH值的时空变异特征。
补充资料：变异性
分子式：
CAS号：
性质：由于试验条件与试验误差的影响，使各次测定值有所不同，测定值的此种性质，称为变异性。
CAS号：
性质：由于试验条件与试验误差的影响，使各次测定值有所不同，测定值的此种性质，称为变异性。
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