1. The progesterone contents of peripheral serum of 5 Guizhou Xiang gilts and 5 Shanghai mini-gilts were determined during their oestrous cycles and early pregnancy by a radioimmunoassay method.
测定了5头贵州香猪和5头上海小型猪发情周期和妊娠早期外周血清的孕酮含量。
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2. The progesterone contents of peripheral serum of 5 Guizhou Xiang gilts and 5 Shanghai mini-gilts were determined during their oestrous cycles and early pregnancy by a radioimmunoassay method.
