growth performance的用法和样例：
例句
- The chromium improved the growth performance and carcass characteristics in broilers.
补铬改善了肉仔鸡的生长性能与胴体品质。 - The study showed that growth performance was comparable among the three strains, and the heterosis from Boer goats was not observed.
说明在湘西当地饲养水平下，三品种山羊羔羊的生长性能相近，波尔山羊的杂交优势不显著。
