/**
* Populate birthRate array with given rate; assumes rate remains constant.
*
* @param permille births/1000 people
*/
public void setBirthRate(double permille) {
if (permille >= 0 && permille <= 1000) {
for (int i = 0; i < birthRate.length; i++) birthRate[i] = permille;
for (AgriculturalUnit unit : entities) {
unit.setBirthRate(permille);
}
} else {
if (VERBOSE) {
System.err.println("Invalid argument for AgriculturalUnit.setBirthRate method");
}
}
}
