Narrow Results by:

Subject Specific Filters:

All Subject Filters are in use

Image Specific Filters:

  1. Descriptor:           

    Biological Control (2)
    Adult(s) (1)
    Larva(e) (1)

  1. Commodity:         

    Biological Control (3)
    Misc. (1)

Image Setting:

Field (2)

  1. Author:                  

    Peggy Greb (2)
    Scott Bauer (2)

Orientation:

Landscape (3)
Portrait (1)
Remove Filters: Insects(X) Curculionidae(X) Cyrtobagous(X) Terminal, Tip, Stem and Shoot Insects(X)
4 Images of 1 Subjects View Subject List View Image Details View Thumbnails

first prev Page: next last Display:

Image Subject Name Scientific Name Description
1317056 salvinia weevil Cyrtobagous salviniae Technician Eileen Porkorny (left) and Student Conservation Association member Laurie Bauer collect giant salvinia used for rearing the weevil Cyrtobagous Salviniae.
1317057 salvinia weevil Cyrtobagous salviniae This one-tenth-inch-long South American weevil, Cyrtobagous salviniae, is highly effective in reducing giant salvinia infestations to acceptable levels.
1355042 salvinia weevil Cyrtobagous salviniae Giant salvinia damaged by Cyrtobagous salviniae, a weevil whose larvae are extremely effective biocontrol agents against this water weed.
1355043 salvinia weevil Cyrtobagous salviniae Close-up of a Cyrtobagous salviniae weevil larva. These 1/10th-inch long insects feed voraciously on buds and rhizomes of giant salvinia.

Page: