Insect pests of stored grain and grain products /
Cotton, Richard T.
Insect pests of stored grain and grain products / Richard T. Cotton. - 2 ed. - Minneapolis MN : Burgess Publishing Company, 1952. - [4], 244 s. : il. , rys. , tab. ; 22 cm.
Insect pests of stored grain and grain products / Richard T. Cotton. - 2 ed. - Minneapolis MN : Burgess Publishing Company, 1952. - [4], 244 s. : il. , rys. , tab. ; 22 cm.