The genetic variation comes mainly from population, the source of variation among populations is relatively little.
2
土壤特性的空间变异性是土壤重要的属性之一,其变异来源包括系统变异和随机变异两种。
Soil characteristics spatial variability is one of the important attributes of soil, and its sources of variation includes random variation and system variation.
3
更好的理解不能用患者的临床特征解释的变异来源可能会改善对患者更有可能受益的治疗剪裁。
Understanding better the sources of variation not explained by patients clinical characteristics may allow improved tailoring of therapy to patients most likely to benefit.