CROCIDOLOMIA PAVONANA PDF
Invasive Listing Sources. No reference that we have lists this species as invasive in North America. This species is included for comparison to other species that. Caterpillars of the cabbage heart-centre caterpillar, Crocidolomia pavonana, eating at the heart of a cabbage. Notice the stripes on the caterpillars. Photo 2. Crocidolomia pavonana Fabricius Crocidolomia binotalis Zeller, · Crocidolomia limatalis Schaus · Crocidolomia luteolalis Hampson
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Caterpillars of the cabbage heart-centre caterpillar, Crocidolomia pavonana, eating at the heart of a cabbage. Look for caterpillars at the centre of cabbages with white or pale green stripes; look for the presence of webbing and faeces small brown droppings. They are pale green at first, becoming bright yellow, and then brown before hatching. Even a single caterpillar is capable of causing significant damage and, therefore, economic loss.
Chemical Control Due to the variable regulations around de- registration of pesticides, we are for the moment not including any specific chemical control recommendations.
Continuing to use www. Percentage yield loss with unit increase in the larval population was 51, 28 and 37 for 15, 30 and 45 day old crop, respectively Peter et al. Crocidolomia pavonana is found in the tropical and subtropical areas of Africa, Asia and Australia.
Often, they feed at the plant centre. Later they feed on the rest of the leaves and the central shoot. In tests in Uganda it was determined that when offered six brassicaceous crops, white cabbagebroccolicauliflowerkaleChinese cabbage and Indian mustardthe insect preferred to lay its eggs on Chinese cabbage and broccoli.
Cabbage head caterpillar Crocidolomia binotalis. This technology can also be successfully adopted for the management of pest complex on cauliflower IIHR, ; Srinivasan and Moorthy, Members of the brassica family crocidolo,ia broccoli, cabbage, cauliflower, Chinese cabbage, mustard and radish.
Even a single mature larva per plant pqvonana capable of causing economic loss to cabbage at pre- and post-heading stages Peter et al. At first, they feed only on the undersides of the leaves. From Wikipedia, the free encyclopedia. Both are rather variable in colouring but have brownish markings on a cream background. The larvae feed on Brassicaceae species and are considered an agricultural pest on cabbages. Retrieved 25 February Adult of the cabbage heart-centre moth, Crocidolomia pavonana.
Widespread; Asia, Africa, Oceania. It is surrounded by a silken cocoon. There are no reports on parasite introductions. Thus, microbial pesticides and alternative control methods such as the use of essential oils and other botanicals which are generally considered environmentally friendly and less toxic to non-target organisms, are currently being explored.
If you would like to, you can learn more about the cookies we use. Biology of Crocidolomia pavonana F. This paper reviews relevant biological information and recent efforts towards effective management of Crocidolomia in the Philippines, suggest a holistic approach to manage the pest complex on crucifers, and lists the suggested follow-up studies.
Pyralidae and population interventions against this recurrent pest of crucifers in the Philippines. Young cabbage showing attack on young and old leaves by the cabbage heart-centre caterpillar, Crocidolomia pavonana. If the apical meristem is damaged, multiple heads may be produced or the plant may die. The species was first described by Johan Christian Fabricius in The caterpillars grow to 20 mm, with croidolomia hairs and white or pale green stripes Photo 1 ; the later stages make thick webs over the leaves, and the caterpillars feed beneath them.
Retrieved 26 February The young larvae feed on the underside of the leaf on which they hatch before moving on to other parts of the plant. This is to ensure that we give you the best experience possible.
In other projects Wikimedia Commons Wikispecies.
This fact sheet is a part of the app Pacific Pests and Pathogens. Pacific Pests and Pathogens Fact Sheet. The caterpillars often occur with those of diamond back moth. Several parasitoids are known to attack the larvae of this moth in different parts of its range. EU pesticides database www. Knowledge Bank home Change location. For further information, we recommend you visit the following resources: The male can be distinguished by the tufts of dark-coloured hairs at the front of the forewings.
Its caterpillar is a crop pest and is known as the croci or the cabbage cluster caterpillar. Severe damage caused by the cabbage heart-centre caterpillar, Crocidolomia pavonana. In each of these countries, the species is given as binotalisan older name.