feeding punctures

Listing 1 - 10 from 13 for feeding punctures

FPHG -
... quarters. Adults make both feeding punctures and egg punctures in the fruit. Feeding punctures are small, round holes extending 1/8 inch into the fruit; egg punctures are distinguished by a characteristic crescent-shaped cut that partly surrounds the sunken egg. An adult averages more than 100 feeding and/or egg punctures during its normal life. Feeding punctures ...
ssfruit.cas.psu.edu

Plum Curculio
... scars (oviposition injury) on the fruit, or as bumps (feeding injury) that protrude from the fruit at harvest. Badly attacked ... of larval activity within the fruit or adults' feeding on the fruit. Feeding punctures made by the beetles in the fall just ... the beetles introduce spores of brown rot fungus to fruit during feeding. Infested fruits usually fall prematurely, though cherries remain on the ...
www.canr.msu.edu

Cherry Fruit Fly
... , bright days, feeding on the surface of the leaves or fruit on drops of dew, plant juices or honeydew secretions from aphids, or from feeding punctures in the fruit. The feeding habits of these insects, and the fact that there is a preoviposition feeding and mating period, present a means of ...
www.canr.msu.edu More from this site

Anthonomus eugenii
... feeding grubs. These fruits may also have weevil exit holes (holes where the developed adult weevil exited the fruit). Weevils may also inflict feeding punctures on buds and immature fruits. These feeding punctures ... oblong. The elytra have rows of punctures. BEHAVIOR Holes in the walls of pepper fruits and buds are caused by ovipositioning females, feeding adults, or emerging adults. To oviposit ...
www.extento.hawaii.edu

Striped Cucumber Beetle, HYG-2139-88
... hibernating beetles. These beetles introduce the bacteria into the plants through the fecal contamination of feeding wounds. This is the only natural method of infection known. Beetles also spread squash ... black stripes. The head and antennae are dark colored. Wings are covered with very small punctures clearly seen under magnification. Eggs are light yellow or orange colored, and round to oval ...
ohioline.osu.edu

Apple Maggot And Its Control, HYG-2041-88
... fruit, usually avoiding the core. External signs of maggot infestation are the minute brownish egg punctures in the skin. These are often small, distorted or pitted areas on the surface of ... water droplets that collect on the fruits and leaves. You can take advantage of this feeding habit to eliminate the females before they lay eggs. If you can apply an insecticide ...
ohioline.osu.edu More from this site

Vegetable Crops - pt 6
... Infection of leaves occurs through natural openings; infection of other fruits must occur through insect punctures, sandblasting and other mechanical injury means. Bacterial spot is difficult to control once it ... spread by mechanical means. The main vector is the beet leafhopper that becomes infected by feeding on wild or cultivated plants having the disease. The disease is difficult to control. ...
plantpathology.tamu.edu

FPHG -
... in the larval stage in the cane, emerging as the adult moth the following spring. Feeding damage will kill the cane; the first symptom is yellowing foliage on individual canes in ... and does not require treatment. Currant Stem Girdler Adult sawflies, Janus integer (Norton), make numerous punctures in canes during egg laying in spring, resulting in drooping and wilting of new shoots ...
ssfruit.cas.psu.edu

Queensland fruit fly
... from the eggs and the fruit is usually destroyed by their feeding and by associated decays. This fruit fly can infest many ... these fruit. Fruit fly ‘stings’ The egg-site (oviposition-site) punctures in the fruit are referred to commonly as ‘stings’. To identify ... stone fruit readily infect stung fruit. Figure 6. Egg-site punctures (‘stings’) in a capsicum Figure 7. Infested loquats Figure 8. ‘Stings’ ...
www.agric.nsw.gov.au

Fuchsia Gall Mite May 2004
... to two weeks. As the new leaves or buds starts to grow each gall mite punctures the new growth and starts injecting a growth hormone substance that causes the plant tissue ... on a plant, that one infected area has over 100 adult and baby gall mites feeding on that plant. Which means in one season, the gall mite count can quickly become ...
www.americanfuchsiasociety.org

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