Comparing to duodenum and ileum, digestive enzyme activities in jejunum content keep high level generally.
与十二指肠和回肠相比，肉仔鸡空肠中各种消化酶普遍保持相对较高的水平。
The results showed ingestion of phytase increased the digestive enzyme activities and apparent digestibility of nutrient.
结果表明：添加植酸酶提高了消化酶活性，促进了鱼体对营养物质的表观吸收。
The objective of this study was conducted to determine the activities of digestive enzyme and their effects by compound feed during different growth stages of Portunus trituberculatus.
本研究旨在确定三疣梭子蟹各生长阶段的消化酶活性变化规律和配合饲料对消化酶活性的影响。
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