NDLTD Global ETD Search
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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.

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Showing 251 to 260 of 1956 (0.058 seconds)
251

Study of the basis of DDT-resistance in the laboratory mouse.

Barker, Philip S. January 1965 (has links)
No description available.
Entomology.
252

The continuous laboratory rearing of Culiseta inornata (Will.) and a study of the structure and function of the egg-shell and egg-raft (Diptera: Culicidae).

McLintock, John. January 1951 (has links)
No description available.
Entomology.
253

The root maggots associated with rutabagas in Prince Edward Island: with special attention to the seasonal history and control of the cabbage maggot (Hylemya Brassicae) (Bouche : Diptera, Anthomyiidae).

Read, D. C. (Dean C.). January 1956 (has links)
No description available.
Entomology.
254

Part I - Bark beetle development and associated insects in white and red pine logging slash. Part II - External anatomy of Ips pini (Say) (Coleoptera: Ipidae).

Thomas, James Boyd. January 1952 (has links)
No description available.
Entomology.
255

an Embryological Study of the Spruce Budworm, Choristoneura fumiferana (Clements), (Lep., Tortricidae).

Stairs, Gordon R. January 1958 (has links)
No description available.
Entomology.
256

A virus (Polyhedral) disease of the European spruce sawfly, Gilpinia hercyniae (Hartig).

Bird, F. T. January 1949 (has links)
No description available.
Entomology.
257

Population Behaviour of the Sheep Ked, Melophagus Ovinus (L.), in Relation to Endocrine Mechanisms in Sheep.

Nelson, W.A. January 1957 (has links)
No description available.
Entomology.
258

Biology and Predacious Ability of Amblyseius Barkeri (Hughes) and A. Cucumeris (Oudemans) (Acari: Phytoseiidae), predators of the western flower thrips Frankliniella occidentalis (Pergande) (Thysanoptera: Thripidae)

Johnson, Susan G. January 1990 (has links)
No description available.
Entomology
259

The importance of the locus of application on the effectiveness of DDT as a contact insecticide for the housefly, Musca Domestica L. (Diptera: Muscidae).

Fisher, R. W. January 1951 (has links)
No description available.
Entomology.
260

Small chamber testing of insecticidal fumigants.

Ellis, Clifford Roy. January 1965 (has links)
No description available.
Entomology.

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