2Green J A, Parks T E,Avalle M P, et al. The establishment of an ELISA for the detection of pregnancy-associated glyeop- rotiens(PAGs) in the serum of pregnant cows and heifers[J]. Theriogenoloy,2005, 63 : 1 481-1 503. 被引量:1
3Noordhuizen J P T M,Frankena K, Thrusfield M V, et al. Measurement of disease frequency. Application of Quantitative Methods in Veterinary Epidemiology[M].2nd ed. Wageningen Pets:the Netherlands. 2001: 63-82. 被引量:1
4Silva E,_Sterry R A,Kolb D, et al. Accuracy of a Pregnancy- Associated Glycoprotein ELISA to Determine Pregnancy Sta- tus of Lactating Dairy Cows Twenty-Seven Days After Timed Artificial Insemination[J]. J Dairy Sci,2007, 90:4 612-4 622. 被引量:1
5Green J C, Volkmann D H,Poock S E, et al. Technical note: A rapid enzyme-linked immunosorbent assay blood test for pregnancy in dairy and beef cattle[JJ. J Dairy Sci, 2009, 92 : 3 819-3 824. 被引量:1