Effection Of Copper On Porcine Pancreas Islet Cell Excreting SS In Vitro Culture
fu shi-xin1 ; yang lian-yu2 ; ni hong-bo1 (1. of animal sciences and technology; heilongjiang august ffirst land reclamation university; daqing; 163319; 2. college of animal sciences and technology; jilin agricultrual university; changchun ; 130118)