Mar 31, 2016 this is a video clip produced by trainee of 3 days training on communicating science through video presentations. Mating disruption to control the striped rice stem borer. Insect feeding bioassays demonstrated that the cry2a protein was effective against the yellow stem borer and the rice leaf folder, two. Evaluation of different insecticides and botanical extracts against yellow stem borer, scirpophaga incertulas in rice field md. Abundance and spatial dispersion of rice stem borer. Pests of rice rice stem borer yellow stem borer scirpophaga incertulas pyralidae.
But the resistance had dropped in recent years rr were from 21. Stem injury in deep water rice as a guide for determining yellow stem borer infestation at different growth stages. Nesbitt bf, beevor ps, hall dr, lester r, dyck va, 1976. Host plants of rice stem borer, chilo suppressalis walker lepidoptera. Pdf this study was conducted to determine the effects of host plant resistance in early, medium and late. It is one of the major pests in all rice producing areas of the world.
Effective control of yellow stem borer and rice leaf folder. Its larva feeds on rice culm at the lower end part, causing the tiller to chlorosis due to undernutrition. Japan, the population densities of stem borers have. For either variety, panicle density in main and ratoon crops was not affected by stem borer damage table 1. Pyralidae and pink stem borer sesamia inferens walker lepidoptera. Pdf integrated management of rice stem borers in the yangtze. Chilo suppressalis walker synonyms jartheza simplex, chilo oryzae, chilo simplex, and crambus suppressalis common names asiatic rice borer, striped rice stem borer, striped rice stalk borer, rice stem borer, rice chilo, purplelined borer, rice borer, sugarcane moth borer, paleheaded striped borer, and rice stalk borer. Overwintering notata larvae move into the root and construct tunnels up to 4 inches deep. Breeding and screening of resistance rice cultivars are effective strategies for c.
Overwintering notata larvae move into the root and construct tunnels up to 4 inches. Stem borer scirpophaga, chilo, sesamia species larvae are pale caterpillars, 23 cm long, often with a black head capsule and black plate behind the head. Adult moths were trapped by light traps and collected in vials for identification. About 21 lepidopterans, stem borers have been reported as an economically important insect pest of cultivated grasses in africa including 12 crambids, 7 noctuids and 2 pyralids in which 7 of them are pests of rice 2. Stem borers exhibit complete metamorphosis whereby larva is the only destructive stage srivastava et al. Mechanisms of compensation of rice plants to yellow stem borer. Identification of the female sex pheromone of the purple stem borer moth, sesamia inferens. Description of common stem borers in the philippines.
Abundance and spatial dispersion of rice stem borer species. Evaluation of insecticides for stem borer control discussion previous research by the entomology project has shown that stem borers can cause significant yield loss in rice. Scirpophaga incertulas, the yellow stem borer or rice yellow stem borer, is a species of moth of the family crambidae. Evaluation of different insecticides and botanical extracts. Yellow stem borer appears to be well adapted to the aquatic environment of deepwater rice and is reported to cause an annual average yield loss of about 1720% in bangladesh and thailand catling et al. Unlike other species of stem borers, the pink stem borer lay bare eggs between the leaf sheath and the stem. Evaluation of different insecticides and botanical. Preliminary study on resistance of the rice stem borer. Joint occurrence of more than one stem borer species in a rice field is a common phenomenon, though one species may be dominant. World bibliography stem borers international rice research. Evaluation of resistance to striped stem borer in rice.
Frontiers comparative transcriptome analysis between. The yellow stem borer, scirpophaga incertulas walker, emerged as the dominant pest of deepwater rice in an intensive 4year ecological study in two farmers. The findings revealed that dead heart, white earhead and leaf damage percentage varied. Varietal resistance to rice stemborers in asia cambridge core. If rice is attacked in the vegetative stage, the yield loss varies, but if the infestation happens during the booting stage the yield loss could be as high as 9095%. Sesmila inferens walker pink stem borer, psb 4683 polyphagus diapause. The number of eggs laid by a single female moth is upto 150. Moderate to severe incidence is noticed in nursery, planting to mid.
The rice bug, another important pest of rice, caused damage by feeding on the sap of milky grain and turn them chaffy. In relation to conventional and sri methods of planting and its correlation with weather parameters a. Studies on the ecology of the yellow stem borer, scirpophaga. Primers used for cloning ache genes from rice stem borer. In this study we validate the field efficacy of rice husk ash rha and imidazole, alone and in combination, against damage by yellow stem borer ysb under field conditions for two seasons in five rice cultivars. The principal rice borers in asia are chito suppressalis wlk. In recent years, however, damage from them has declined. Mutation in acetylcholinesterase1 associated with triazophos.
Other stem borers on rice include dark headed borer,chilo suppressalis. No matter which continent, ecosystem, or type of crop culture, a field of rice is usually infested by more than one stem borer species. Rice yellow stem borer scirpophaga incertulas walker lepidoptera. Pdf integrated management of rice stem borers in the. Bulletin of kogoshima university faculty of agriculture, 4. Mexican rice borer, eoreuma loftini dyar lepidoptera.
Crambidae, is a key rice pest that is widely distributed in most temperate areas of asia china, india, indonesia, iran, japan, korea, the philippines and europe spain, france, portugal and hungary. Spatial distribution of last instar larvae of purplish stem borer sesamia inferens walker hibernating in an upland rice field. Approximately six major species of stem borer cause significant damage to rice cultivation. The rice stem borer, which infest the rice from seedling to maturity, act as a major constraint. Most of the yield loss estimates seldom report losses due to s. At atl release egg parasitoid, trichogramma japonicum for the management of the rice yellow stem borer spraying neem seed kernel extract controls stem borer clip the seedling tips before transplanting to eliminate egg masses and collect and destroy the egg masses in main field. Yellow stem borer scirpophaga incertulas pyraustidae lepidoptera 2. Amino acid polymorphisms detected in the cloned ache genes. Results showed that the dominant species of stem borer was yellow stem borer scirpophaga incertulas wlk. For both varieties, for both main and ratoon crops, mexican rice borer was the predominant stem borer species about 70%. Yellow stem borer is a serious pest of rice throughout india and south east asia. Do rice water weevils and rice stem borers compete when. Stem borer larvae were extracted from the damaged tillers in 16 quadrants established in each field.
Stem borers are major biotic constraints to cereal production in subsaharan africa mailafiya et al. The ultimate aim of a rice stem borer research program. Fortunately, these various approaches to pest control are not mutually exclusive. Borer chemical control trunk insecticides emulsifiable concentrate formulation long lasting pyrethroids, bifenthrin onyx, permethrin astro systemic insecticides imidacloprid kills beetle borers only does not kill caterpillar borers wont work if vascular system is damaged.
Efficacy of selected biopesticides and botanical extracts. Eoreuma loftini dyar, the mexican rice borer mrb, is a major pest of sugarcane, rice, and other. Technical bulletin 2 august, 1964 biological control of rice. Lepidoptera the pest is widely distributed in all asian countries, monophagous and is a major pest on rice in india. Management of rice yellow stem borer, scirpophaga incertulas walker using some biorational insecticides sitesh chatterjee1 and palash mondal2 abstract the experiments were carried out to study the performance of some biorational insecticides against yellow stem borer, scirpophaga incertulas walker in boro rice at rice research station, chinsurah. Pyralidae, is an important pest of rice, oryza sativa l. So, in all the rice growing areas this insect or moth pest is available. Development of weather based rice yellow stem borer prediction. The rice striped stem borer chilo suppressalis walker, the yellow stem borer scirpophaga incertulas walker, and the pink stem borer sesamia inferens walker are the most injurious insect pests of rice in the yangtze delta, one of the countrys rice bowls and a region undergoing rapid economic development. Information about stem borers, management and more. Seasonal incidence of rice yellow stem borer scirpophaga incertulas wlk. Among the fifteen varieties of rice, three were found resistant to yellow stem borer and leaf folder. Japanese journal of applied entomology and zoology 9 3. Of the various major pests, the stem borer insect is the most dangerous enemy to the paddy plant.
Globally, yellow stem borer alone causes yield losses of 10 million tones and accounts 50% of all insecticides used in the rice field 6. Little is known about the interactions of this weevil with indigenous herbivores. The moths of these stem borers are strong fliers and, with the help of wind, may cover. Species diversity, abundance, and dispersion of rice stem borers in framers fields were studied in four major rice growing areas of kahama district. In this study, insectresistant traits of 47 rice cultivars were investigated by c. The pink stem borer is found in upland rice, which is grown near sugarcane or related grasses. World bibliography of rice stem borers stem borers are ubiquitous pests of rice worldwide figs. The rice water weevil rww lissorhoptrus oryzophilus kuschel coleoptera. Cell migration from the explanted tissues of diapausing larvae.
Technical bulletin 2 august, 1964 biological control of. Pesticidal property of bakya dieffenbachia amoena leaf. Curculionidae is an invasive insect pest of rice oryza sativa l. Management of stem borer and leaf folder of rainfed rice in. Biological control is not likely to solve completely the rice stem borer problem neither can chemical control or control by hostplant resistance make such a claim. Noctuidae to rice, as well as growth status of their host plants were surveyed in a rice field located in southeastern. Yellow stem borer, gallmidge, brown planthopper, green. Florida department of agriculture and consumer services. Scirpophaga incertulas is a moth known as rice yellow stem borer. It is the most abundant stem borer in tropical lowland rice anddeepwater rice and is a damaging pest as it attacks allthe stages of the rice crop.
Components of the current integrated management approach include. Relative abundance of stem borer species and natural enemies in rice ecosystem at. Stem borer scirpophaga is a serious paddy pest in india, pakistan, burma, sri lanka, china, japan formosa, philippines and indonesia. Striped rice stem borer, chilo suppressalis walker lepidoptera. Gall midge orseolia oryzae cecidomyiidae diptera 3. The striped stem borer, chilo suppressalis walker, is a notorious pest of rice that causes large losses in china. A stemborer stem borer is any insect larva, or arthropod, that bores into plant stems. Varietal resistance to rice stemborers in asia volume 5 issue 6 r. Training was conducted by icarzpdiii, barapani, meghalaya. Rice stem borers are of major economic significance causing 2530% loss to rice crop 2.
Yellow stem borer scirpophaga incertulas, pink stem borer sesamia inferens. This suggests stem borers did not reduce the density of culms producing panicles in the main or ratoon crop. Stem borer is the second important rice pest after rats in indonesia. Nazmul huda 1, prosanta kumar dash 1 1agrotechnology discipline, khulna university, khulna, bangladesh. In australia, yield reduction due to the white stem borer was estimated at 30% in the summer crop, while the.
Stem borer majrapoka any of the numerous species of lepidopterous insect pests that habitually bores into the stem of the host plant and feed on the inner tissues. It is found in afghanistan, nepal, northeastern india, sri lanka, bangladesh, myanmar, vietnam, thailand, malaysia, singapore, sumatra, java, borneo, sumba, sulawesi, the philippines, taiwan, china and japan. Tissue culture of the rice stem borer, chilo suppressalis walker lepidoptera. Management of stem borer and leaf folder of rainfed rice. Integrated management of rice stem borers in the yangtze delta. Most stem borers belong to the families pyralidae and noctuidae, and the immature insects, the caterpillars, tunneling in the stems and feeding on the soft tissues, cause the injury. Economic impact it is very difficult to quantify the economic impact of rice stem borers including s. Pyralidae and identification of chilo species in mazandaran province, iran. The presence of alternate hosts encourages the pink stem borer to develop, multiply and survive during winter or dry season. Management of rice stem borer rice stem borer causes damage by reducing the number of tillers and yield. Nazmul huda 1, prosanta kumar dash 1 1agrotechnology.
Seasonal incidence of rice yellow stem borer scirpophaga. In the present study, adult feeding and population density of the weevil, injury level of striped stem borer chilo suppressalis walker lepidoptera. In cauvery deltaic region four species of stem borer that is scirpophaga incertulas yellow stem borer, chilo. The striped rice stem borer, chilo suppressalis walker, is one of the most destructive rice pests in china and many other asian countries goto et al. The pdf file you selected should load here if your web browser has a pdf reader plugin installed for example, a recent version of adobe acrobat reader if you would like more information about how to print, save, and work with pdfs, highwire press provides a helpful frequently asked questions about pdfs alternatively, you can download the pdf file directly to your computer, from where it. Yellow stem borer ysb scirpophaga incertulas walker has emerged as one of the most important pests of rice during post green revolution. In india, the yellow stem borer caused 1% to 19% yield loss in early planted rice crops and 38% to 80% in late planted rice 3. The insects infest rice crops throughout their growth, from the seedling stage to maturity. The larvae feed on the internal tissues of the stem and undergo 56 moults. Preliminary study on resistance of rice stem borer chilo suppressalis to fipronil 297 found that the field population in cangnan county had developed resistance against fipronil rr were 8. This is a video clip produced by trainee of 3 days training on communicating science through video presentations. These stem borers have been reported to be responsible for yield losses in rice ranging between 5 and 10% or 60% in case of outbreak in africa and asia pathak and khan 1994.
The instar larvae get dispersed with the help of silken threads and wind. However the term most frequently refers among the coleoptera to the larva of certain longhorn beetles such as dorysthenes buqueti and those of the genus oberea, and among the lepidoptera to certain moths of the crambidae, castniidae, gelechiidae, nolidae, and pyralidae families. Sep 19, 20 yellow stem borer is a serious pest of rice throughout india and south east asia. Clip the seedling tips before transplanting to eliminate egg masses and collect and destroy the egg masses in main field. Field and greenhouse experiments were conducted to investigate the impact of stem borer injury on the physiology and yield response of irrigated rice. In this experiment, stem borer pressure was not exceptionally heavy and a significant yield response among treatments did not occur table 1. This is one of the most important pests of rice in east asia, india and indonesia. Small orange head with pale, hairless, yellowish body. Varietal resistance to rice stem borers in asia volume 5 issue 6 r. Pests of rice borers and foliage feeders yellow stem borer, leaf folder, gall midge, other defoliators are important and cause significant reduction in yield in rice growing areas. It has also been detected in russia, hawaii usa and the northern territories of australia. A field trial was conducted in karawang, west java in dry season of 2003 to study the effect of planting time on the stem. The yellow stem borer ysb, scirpophaga incertulas walker lepidoptera.
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