并且竹笋的死亡率是非密度制约的。

Furthermore, shoot mortality was density independent.

youdao

如果种群参数如出生率和死亡率随种群密度的变化而变换，就可以说是密度制约的。

Population parameters such as birth and death rates which vary with density are said to be density dependent.

youdao

如果出生率和死亡率不随密度的变化而变换，则是非密度制约的。

Birth and death rates that do not change with density are density independent.

youdao

如果出生率和死亡率不随密度的变化而变换，则是非密度制约的。

Birth and death rates that do not change with density are density independent.

youdao