食道瘘管样较人工采摘样含粗蛋白、粗灰分高，含粗纤维低。
The esophageal fistula samples are higher in crude protein, crude ash and lower in crude fiber than that of hand plucked samples.
本文采用食道瘘管法取样，对放牧于天然草场的绵羊采食牧草的营养成分进行了研究。
The esophageal fistula samples were adopted to determine the nutrient content of the diet selected by grazing sheep on rangelands.
利用植物显微技术镜检法和食道瘘管法对放牧绵羊采食的高山草原植物成分与嗜食性指数进行分析。
Esophagus fistula method and microscopic examination technique were used to analysis the botanical composition, and preference index of forage selected by grazing sheep on alpine pasture.
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