stage of lactation

常见例句

T4 concentration also existed Significant difference(Pbetween mid and late stage of lactation.
T4浓度在泌乳后期和中期之间也存在着显著差异（P＜0．05）。
Significant variations in milk composition occur as a result of differences in feeding regime, breed, stage of lactation and climate.
乳制品成分含量有明显不同的是因为饲料、饲养环境及气候存在差异。
The concentrations of the individual minerals may vary significantly as a result of differences in breed, stage of lactation, season, feed, etc.
它们在乳中的含量会因饲料，饲养环境，气候，泌乳期的差异等有所不同。

The fat content of raw milk varies with cow breed, feed, and stage of lactation among other factors.
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