Your search returned 6 results.

The pea aphis in California / by Roy E. Cambell by

Series: Aphidae; 16

Material type:

Text; Format: print ; Literary form: Not fiction

Availability: Items available for loan: Parasitologia Agricola (1).

Insectos de la fresa : cómo combatirlos by

Material type:

Text; Literary form: Not fiction

Publication details: México, D. F. : Centro Regional de Ayuda Técnica, 1967

Availability: Items available for loan: Biblioteca Central (3)Call number: Folleto 2167, ...

Insectos de la fresa : como combatirlos by

Campbell, Roy E

Material type:

Text; Format: print ; Literary form: Not fiction

Publication details: México : Centro Regional De Ayuda Técnica, 1967

Availability: Items available for loan: Ingenieria Agroindustrial (1).

Che pepper weevil / J. C. Elmore, Roy E. Cambell by

Series: EUA. Dep. Agr. Leaflet; 226

Material type:

Text; Format: print ; Literary form: Not fiction

Publication details: Washington : Department of Agriculture

Availability: Items available for loan: Parasitologia Agricola (1).

Nicotine dust for control of truck-crop insects / Roy E. Cambell by

Campbell, Roy E

Series: EUA. Dept. of Agriculture Farmers' bull.; 1282

Material type:

Text; Format: print ; Literary form: Not fiction

Publication details: Washington : Department of Agriculture

Availability: Items available for loan: Parasitologia Agricola (1).

The broad-bean weevil / by Roy E. Campbell by

Campbell, Roy E

Series: EUA. Dept. of Agriculture Bull.; 807

Material type:

Text; Format: print ; Literary form: Not fiction

Publication details: Washington : Department of Agriculture

Availability: Items available for loan: Parasitologia Agricola (1).

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Your search returned 6 results.