In the longer term, it should strive to raise Japan’s trend rate ofgrowth, which many reckon has fallen to about 1% a year from 1.5-2% previously, as the population shrinks.
许多人认为，随着人口的减少，其增长率已经从前年的1.5-2%下降到1%左右。
2
The biomass of spruce population showed a similar trend, though the period of relative slow-down of growth continued from 30 to 50 years.
云杉种群生物量表现出类似的增长，但林龄在30至5 0年间增长速度减慢。
3
Part III: forecasting the trendof the populationgrowth in Zhengzhou in future 50 years and analysis of the result.