HORTICULTURE

Detailed explanation-1: -The single most important factor in population growth is the total fertility rate (TFR). If, on average, women give birth to 2.1 children and these children survive to the age of 15, any given woman will have replaced herself and her partner upon death. A TFR of 2.1 is known as the replacement rate.

Detailed explanation-2: -The global average fertility rate is around 2.3 children per woman today.

Detailed explanation-3: -The total fertility rate (TFR) is an age-period fertility rate for a synthetic cohort of women. It measures the average number of births a group of women would have by the time they reach age 50 if they were to give birth at the current age-specific fertility rates.

Detailed explanation-4: -The fertility rate for U.S. in 2022 was 1.782 births per woman, a 0.06% increase from 2021. The fertility rate for U.S. in 2021 was 1.781 births per woman, a 0.11% increase from 2020.

Detailed explanation-5: -The Total Fertility Rate (TFR) is a standard demographic indicator used internationally to estimate the average number of children that a woman would have over her childbearing years (i.e. age 15-49), based on current birth trends.