Essai sur l'entomologie horticole, comprenant l'histoire des insectes nuisibles à l'horticulture, avec l'indication des moyens propres à les éloigner ou la les détruire ...

Mode of access: Internet.

La chenille fileuse du prunier ...

Bibliographical footnotes.

Die wichtigsten schädlinge des gemüsebaues und ihre bekämpfung,

Mode of access: Internet.

Die schädlichen insekten Russlands,

Mode of access: Internet.

Breve reseña acerca de los insectos que más perjudican á la agricultura en la provincia de Mendoza,

At head of title: Ministerio de industrias y obras públicas, Mendoza. Dirección general de industrias (Sección de agricultura)

[Reports on economic entomology and zoology]

Mode of access: Internet.

Bibliography of the state plant pest laws ....

Mode of access: Internet.

[Collected reprints]

Made up set; supplied title.

Report of the state entomologist on injurious and other insects of the State of New York.

Later reports on the work of the State Entomologist are found in the report of the Director of the State Museum.

Report of the State Entomologist and Plant Pathologist, on the San José scale and the administration of the crop pest laws of Virginia, .

Mode of access: Internet.

Die wichtigsten krankheiten und schädlinge der tropischen kulturpflanzen und ihre bekämpfung.

Mode of access: Internet.

Plagegeister

Mode of access: Internet.

Cotton insects of the United States,

Reproduced from type-written copy.

On the origin of the lac.

Caption title.

Handbook of Florida insects and their control;

Mode of access: Internet.