The standing nutrient accumulation in whole stand increased with the increase ofdensity.
林分营养元素积累量随林分密度的增加而增加;
2
Foods with a high nutrientdensity are foods that contribute a high percentage of the nutrients In relation to the calories provided.
高营养密度食物提供营养素的百分率比能量供给百分率高。
3
The results showed: the nutrient cycling was different among the different planting densityof C. cajan, but the efficiency of nutrient utilization was same among the different planting densities .