metal accumulation造句

• The objective was to know the enhancement of these materials on growth and metal accumulation by e . splendens plant
  采用适当的化学或微生物措施可促进植物对重金属的吸收和积累。
• Interactive effect of genotype and enviromnent on the genetic covariance of characterization of heavy metal accumulation in edible rice grain oryza sativa l
  基因型与环境互作对食用稻米重金属积累特性遗传相关性的影响研究
• The uptake of dissolved metals , a potentially significant source for overall metal accumulation in bivalves , is liable to be influenced by biotic and abiotic factors
  摘要对溶解态重金属的吸收是贝类累积重金属的重要来源之一，易受到生物因素和非生物因素的影响。
• So the saline soil could be cultivated as farmland . finally the soil fertility was gradually increased with the chemical fertilizer inputing . ( 6 ) there were the evidence of nitrate accumulation in the groundwater pesticide and high weigh metals accumulation in the surface soil , with the more utilization of fertilzer and pesticide
  由于地下水位是制约表层盐分含量的关键因素，地下水位的降低使表层土壤脱盐成为可能，而土壤表层盐分含量降低使盐碱地成为可垦地，开垦以后的土地投入增加和不同用地类型投入的差异促使养分平衡向养分积累方向发展，促使土壤养分大幅度上升和不同用地类型养分含量产生差异。