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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
271

The standardization of a method for utilizing Drosophila Melanogaster as a test animal for toxicity experiments with nicotine. --.

Cannon, Frederick Merriet. January 1939 (has links)
No description available.
272

The morphology and bionomics of three species of leafhopper inhabiting the cherry.

Phillips, John Henry Howard. January 1947 (has links)
No description available.
273

The diapause and related phenomena in diprion polytomum.

Prebble, Malcolm Laurence. January 1940 (has links)
No description available.
274

The life history and morphology of the green spruce looper, Semiothisa Granitata GN (Lepidoptera, Geometridae).

Morgan, Cecil V. G. January 1945 (has links)
No description available.
275

A study of Stethorus Punctum (Leo.) (Coleoptera: Coccinellidae) and other predators of mites in Manitoba.

Robinson, Arthur G., 1916- January 1952 (has links)
No description available.
276

The action and efficacy of soil fumigents directed against the current fruit fly, Epochra Canadensis Loew (Diptera: Trupaneidea).

Richardson, H. P. January 1952 (has links)
No description available.
277

A comparative morphology of Monochamus Notatus Notatus (Drury) and M. Scutellatus (Say) (Coleoptera: gerambycidae).

Gardiner, Lorne Marvin. January 1952 (has links)
No description available.
278

Bessa Selecta (Meigen) as a parasite of Gilpinia Hercyniae (Hartig).

Hawboldt, Lloyd S. January 1946 (has links)
Note: Part of Table 1 is bound shut.
279

The blackflies of Eastern Canada (Simuliidae Diptera).

Twinn, Cecil Raymond. January 1936 (has links)
No description available.
280

The biology and external morphology of the Hemlock Looper, Lambodina Fiscellaria Fiscellaria (Guenee), in Newfoundland (Lepidoptera, Geometridae).

Carroll, William Joseph. January 1952 (has links)
No description available.

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