(Hemiptera: Coreidae) Host:This pest feeds on a variety of graminaceous plants, e.g. rice, wheat, sugarcane, maize, millets, bajra etc. Flowering rice is the. PDF | On Jan 1, , M A R A Mandanayake and others published OCCURRENCE OF LEPTOCORISA ACUTA (THUNBERG) (HEMIPTERA. Leptocorisa acuta (Thunberg). Taxonomic position. Insecta: Hemiptera: Heteroptera: Alydidae. Common names. Rice earhead bug, paddy bug. Habitat / Crop(s).
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The pest immigrates in the crop leptocoriea the flowering stage and feeds on the milky grains and on the sap of the peduncle and leaves.
Specific differences in immature stages, oviposition sites and hatching patterns in two rice pests, Leptocorisa oratorius Fabricius and L. See Srivastava and Saxena One or more of the features that are needed to show leptocoriwa the maps functionality are not available in the web browser that you are using. Laboratory and field studies of a natural attractant of the rice pest, Leptocorisa acuta Hemiptera, Coreidae.
According to Schaefer and Panizzifemales lay up to eggs lwptocorisa their life time. Their feeding activity can result in partially filled or empty grains.
Coreidae, Hemiptera as a pest of nutmeg trees. Insect pests of rice. Tropical Pest Management Infestation is severe in irrigated and heavy rainfall areas. The Leptocorisinae Heteroptera-Alydidae of the world.
Leptocorisa oratoria – Wikipedia
Corbett indicated that nymphs and adults may be attracted to trap crops of grasses or early-planted rice and the insects can be collected before the flowering of the leptpcorisa crop. The use of late-maturing cultivars can reduce feeding damage from the rice bug, as their activity corresponds with warm weather and the flowering stage of host grasses.
Each nymphal instar looks remarkably similar to the one before it, except each successive nymph is larger than the last and wing pad enlargement occurs.
When disturbed, adults emit an unpleasant odor considered to be stronger than the odor emitted by true stink bugs Pentatomidae.
Crop Protection, 12 4: Their presence can be easily detected by the characteristic foul odour that they emit. Leptocorisa acuta has not been found in the U.
EU pesticides database www. Nymphs and adults use their piercing-sucking mouthparts to feed on developing rice grains.
rice bug – Leptocorisa acuta
Indian Journal of Entomology, 52 4: Occurrence of Leptocorisa acuta Fabr. As a preventive measure, the removal of alternate hosts, especially graminaceous weeds, can prevent rice bug populations from reaching damaging levels. Leptocoeisa Control In India, practices such as early sowing of early- and late-maturing rice varieties help to reduce pest damage Srivastava and Saxena, ReevesUniversity of Florida.
Illustrated guide to integrated pest management in rice in tropical Asia. European and Mediterranean Plant Protection Organization.
Leptocorisa acuta, Rice earhead bug, Paddy stink bug
Insect pests of economic significance affecting major crops of the countries in Asia and the Pacific region. Netting and hand picking are also used leprocorisa control these bugs.
Application of granules of carbofuran or diazinon has also been found effective.
Pentatomidae and Leptocorisa acuta Thunberg Heteroptera: Rice Entomology Newsletter, No. Newsletter, 23 1 Journal of Entomological Research, 20 3: Aligarh Muslim Univ Ind.