‘Dan3130’is a disease-resistant and high combining ability maize inbred line bred in 1993.‘Dan3130’has the characters of high yield,matured moderate,resistant to Exserohilum turcicum,Bipolaris maydis,corn stalk rot,Cercospora zeaemaydis,Curvularia lunata,Sphacelotheca reiliana,Rhizoctonia solani and so on.‘Danyu30’,‘Danyu46’,‘Danyu47’,‘Danyu68’and‘Liaodan127’,which are maize hybrids crossed with‘Dan3130’and‘Dan341’,‘Dan340’,‘Santuan9’,‘Dan T138’and‘Liao6802’,have the characters of high yield,resistance to diseases and matured with stalk alive.It has been applied for large area in China.The breeding of ’Dan3130’ is a model to the disease-resistant maize breeding in china.