^pof;
Ocean,;
Hebei;
Agriculture;
University,;
Qinhuangdao,;
Hebei,;
066003,;
China;
^pof;
Biochemistry,;
Guangzhou;
Medical;
College,;
Guangzhou,;
Guangdong,;
510182,;
China;
^pof;
Biochemistry,;
Veterinary;
College,;
Jinlin;
University,;
Changchun,;
Jilin,;
130062,;
China;
^pof;
Animal;
Science,;
South;
China;
Agricultural;
University,;
Guangzhou,;
Guangdong,;
510642,;
China;
生长激素释放激素; 仔猪生长; PLGA; 孕产妇; 管理; 温敏凝胶; 嵌段共聚物; 生长激素释放肽;