矿质营养元素含量
mineral nutrient concentration
土壤营养元素含量
nutrition content in soil
营养元素含量
nutrient content
nutritive element content
nutrient element contents
nutrient contents
Contents of nutrient elements
content of nutrient elements
Content of nutrition
element content
nutrient elements uptake
超音波法液位元元元元元元测定
ultra-sonic method of liquid meaduremert
微量营养元素
trace nutritional elements
micronutrient elements
trace mineral
micro nutrient
micronutrient element
micronutrients
Bio-availability
microelements
Micronutrient
micro-element
微量营养元素影响
influence of micronutrient
中微量营养元素
secondary and trace nutrient elements
Middle and minor nutrient element
Meso- and micro-nutrients
土壤微量元素含量分布
Content distribution of soil trace elements
微量元素含量
trace element content
Trace mineral content
concentration of minor nutrient element
microelement concentrations
Micronutrient content
microelement
soil in China
补充复合微量营养素
supplement complex nutrients
多种营养元素缺乏
Deficiency of multiple nutrient elements