Sifuentes, Juan Antonio.2015-12-312015-12-311958http://hdl.handle.net/2097/25263Call number: LD2668 .T4 1958 S54Sorghum--Disease and pest resistance.Chinch-bugs.The resistance of sorghum varieties and hybrids to chinch buc Blissus leucopterus (Say)TextMasters theses