【梅雷翁】評論
母牛在 20 天仍然存在黃體是因為 PGF2α 分泌不足造成可能原因子宮感染,包括子宮積膿產奶量高,尤其是產後早期長期使用干擾前列腺素路徑的藥物(NSAIDs, glucocorticoids)臨床症狀當出現持續性黃體時,乳牛不發情,可能被誤認為懷孕。卵巢上存在活躍的黃體組織導致無排卵狀態。治療Cows can be treated with luteolytic doses of PGF2α. This can be combined with a dose of GnRH analogue approximately 48-56 hours later to stimulate ovulation.Cows can be inseminated in the induced heat