C. R. Twinn

发表

Present Trends and Future Needs of Entomological Research in Northern Canada

T. Freeman, C. R. Twinn, 1954 .

A Summary of Insect Conditions in Canada in 1929

C. R. Twinn, 2016 .

RECORDS OF MALLOPHAGA AND OTHER EXTERNAL PARASITES FROM BIRDS AT CHURCHILL, MANITOBA

C. R. Twinn, 1935, The Canadian Entomologist.

A Review of Studies of Blood-Sucking Flies in Northern Canada

C. R. Twinn, 1952, The Canadian Entomologist.

Control of Adult Mosquitoes and Black Flies by DDT Sprays applied from Aircraft.

R. Thompson, L. Cutkomp, A. Brown, 1951 .

OBSERVATIONS ON THE BIONOMICS OF SOME NORTHERN MOSQUITO SPECIES (CULICIDAE: DIPTERA)

B. Hocking, W. Richards, C. R. Twinn, 1950 .

Studies of the Biology and Control of Biting Flies in Northern Canada

C. R. Twinn, 1950 .

A Preliminary Evaluation of some Insecticides against Immature Stages of Black-Flies (Díptera : Simuliidae).

B. Hocking, W. C. Mcduffie, C. R. Twinn, 1949 .

A preliminary account of the biting flies at Churchill, Manitoba.

B. Hocking, C. R. Twinn, 1948, Canadian journal of research.

THE BLACKFLIES OF EASTERN CANADA (SIMULIIDAE, DIPTERA). PART I.

C. R. Twinn, 1936 .

NOTES ON SOME PARASITES AND PREDATORS OF BLACKFLIES (SIMULIIDAE, DIPTERA)

C. R. Twinn, 1939, The Canadian Entomologist.

BLACKFLIES FROM UTAH AND IDAHO, WITH DESCRIPTIONS OF NEW SPECIES (SIMULIIDAE, DIPTERA)

C. R. Twinn, 1938, The Canadian Entomologist.

Mosquitoes and their Control in Prince Edward Island.

C. R. Twinn, 1953 .

THE BLACKFLY, SIMULIUM VENUSTUM SAY, AND A PROTOZOON DISEASE OF DUCKS

C. R. Twinn, 1933, Canadian Entomologist.

DDT and its Application in Veterinary Medicine.

C. R. Twinn, 1946, Canadian journal of comparative medicine and veterinary science.

Observations on the Host-selection Habits of Pieris rapae, L.

C. R. Twinn, 1925 .

Warble Fly Control in Canada

A. Gibson, C. R. Twinn, 1936 .

OBSERVATIONS ON SOME AQUATIC ANIMAL AND PLANT ENEMIES OF MOSQUITOES

C. R. Twinn, 1931, The Canadian Entomologist.

THE CONTROL OF PEDICULOSIS AND SCABIES BY MEANS OF PREPARATIONS CONTAINING PYRETHRINS, ROTENONE, AND ALIPHATIC THIOCYANATES

C. G. Macnay, C. R. Twinn, 1943, Canadian Entomologist.

Review of Recent Progress in Mosquito Studies in Canada.

C. R. Twinn, 1955 .

MOSQUITOES AND THEIR CONTROL IN

C. R. Twinn, 1953 .

THE OCCURRENCE OF THE ODD BEETLE AND A BRIEF NOTE ON OTHER DERMESTID SPECIES IN CANADA

C. R. Twinn, 1932, The Canadian Entomologist.