Common injurious insects of Kansas - Kellogg, Vernon L. (Vernon Lyman), 1867 -1937 (University of Kansas, Dept. of Entomology, 1892)

The complete writings of Thomas Say on the entomology of North America - Ord, George, 1781 -1866 (1883)

Components for management of field corn and grain sorghum insects and mites in the United States - United States. Agricultural Research Service. Southern Region. (Agricultural Research Service (Southern Region), U.S. Dept. of Agriculture, 1981)

Comptes-rendus des séances de la Société entomologique de Belgique - Société entomologique de Belgique. (La Société, 1888)

Congrès international d'entomologie : [proceedings] (Hayez, 1910)

Congrès international d'entomologie : [proceedings] (Hayez, 1977)

Congrès international d'entomologie : [proceedings] (Hayez, 1984)

Congrès international d'entomologie : [proceedings] (Hayez, 1988)

Congrès international d'entomologie : [proceedings] (Hayez, 1992)

Congrès international d'entomologie : [proceedings] (Hayez, 1996)

Congrès international d'entomologie : [proceedings] (Hayez, 2000)

Congrès international d'entomologie : [proceedings] (Hayez, 2016)

Contribución a la entomología cubana - Gundlach, Johannes Christoph, 1810 -1896 (G. Montiel, 1891)

A contribution to a bibliography of the described immature stages of North American Coleoptera - United States. Bureau of Entomology; Plant Quarantine. ([U.S. Bureau of Entomology and Plant Quarantine], 1935)

Contributions from the Laboratory of Plant Genetics - Bussey Institution. ([s.n.], 1909)

Contributions to a science of nematology - Cobb, Nathan Augustus, 1859 -1932 (Williams & Wilkins Co, 1914)

Contributions to the flora of Iowa - Bessey, Charles E. (Charles Edwin), 1845 -1915 (1871)

Contributions to the flora of Iowa; a catalogue of the phaenogamous plants - Arthur, Joseph Charles, 1850 -1942 (Intelligencer Book Print, 1876)

Contributions to the larval history of Pacific Coast Coleoptera - Rivers, J. J. (John James) 1824 -1913 (State Office, James J. Ayers, Supt. State Printing, 1886)

The control of citrus insects - Quayle, H. J. (Henry Josef) 1876 -1951 (University of California, College of Agriculture, Agricultural Experiment Station, 1915)

Control of cucumber mosaic by eradication of wild host plants - Doolittle, S. P. (Sears Polydore), 1890 -1961 (U.S. Dept. of Agriculture, 1926)

Control of diabrotica, or Western spotted cucumber beetle, in deciduous fruit orchards - Michelbacher, A. E (Abraham Ezra), 1899 -1991 (Agricultural Experiment Station, 1943)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1951)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (U.S. Dept. of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1951)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1955)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1956)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1957)

Cooperative economic insect report - United States. Bureau of Entomology; Plant Quarantine. (Plant Protection and Quarantine Programs Animal and Plant Health Service, 1958)