Cotton, Richard T.
Insect pests of stored Grain and grain products Identification, habits and methads of cantral / Textual Documents Richard T, Cotton. - Minnesota : Burgess publishing co. , 1947. - 242 p ;
Economic entomology -south india Insect pests of stored Grain and grain productsIdentification, habits and methads of cantralInsect pests of stored Grain and grain products
632.7 / COT
Insect pests of stored Grain and grain products Identification, habits and methads of cantral / Textual Documents Richard T, Cotton. - Minnesota : Burgess publishing co. , 1947. - 242 p ;
Economic entomology -south india Insect pests of stored Grain and grain productsIdentification, habits and methads of cantralInsect pests of stored Grain and grain products
632.7 / COT