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After keeping 10 days on pouring 10ml/kg sodium humate (con-taining 100 mg/kg sodium humate) to the experimental piglets, the formation rate of Ea chaplets in T lymphocyte and that of EAC chaplets in B lymphocyte were determined.

试验组连续灌喂10ml/kg的腐植酸钠(腐植酸钠总含量100mg/kg)10d后,测定T淋巴细胞Ea花环形成率和B淋巴细胞EAC花环形成率。