What symbol is used to denote the intrinsicrateofincrease or biotic potential?
什么是用来表示固有的增长比例和生物的潜力的标志？
2
Its net reproductive rate, the intrinsicrateofincrease and the increment rate per unit were high, but its generation span and the time of double population size were low.
种群的净增殖率、内禀增长率及周限增长率较高，而种群的世代周期及加倍时间偏低；
3
Both of these performances are unsatisfactory. Over time, we need to make decent gains in each area if we are to increase Berkshire's intrinsic value at an acceptable rate.