SEM analysis revealed erumpent uredinia with 25 to 35 Î¼m diameter open pore, containing 23 Î¼m length x 11 Î¼m wide equinulated urediniospores. No yield loss The Aphthona flea beetle (Coleoptera: Chrysomelidae) has been identified as the main pest of J. curcas in various regions of Africa   . All parts of â¦ In addition to those, enhancing tolerance to biotic (pest and disease) and abiotic (drought, salinity, freezing, and heavy metals) stresses as another important genetic engineering strategy to facilitate the cultivation of nonedible oil plants under conditions unsuitable for food crops has been addressed. Biometric measurements of all instars were made. Sub-Saharan Africa (SSA) is a geographical region consisting of 49 countries, out of which at least 39 countries have experience with the cultivation of Jatropha curcas L. Since the year 2000, jatropha production escalated in SSA and peaked around 2007/2008. (Heteroptera: Scutelleridae), in the Sub- Sudanian Zone of Burkina Faso, Genetic Improvement of Jatropha curcas L. Through Conventional and Biotechnological Tools, Natural Enemies of Calidea panaethiopica (Heteroptera: Scutelleridae): An Insect Pest of Jatropha curcas L. in the South-Sudanian Zone of Burkina Faso, Study of the Efficiency of the Aqueous Extract of Azadirachta indica âs Seeds and Deltamethrin on Jatropha curcas L. Insect Pests: Case of Calidea panaethiopica (Hemoptera: Scutelliridae) and Aphtona whitfieldi (Coleoptera: Chrysomelidae), Experience with Farming Models, Socio-economic Issues and Agronomic Performance of Jatropha curcas L. in Sub-Saharan Africa, Revision of the Aphthona cookei species group in Sub-Saharan Africa: pests of Jatropha curcas L. in biodiesel plantations (Coleoptera, Chrysomelidae, Galerucinae, Alticini), Scutellarid pests of Jatropha and their management, Development and molecular characterization of interspecific hybrids of Jatropha curcas x J. integerrima, Interaction between Jatropha curcas L. (Euphorbiaceae) and insects, First report of Colletotrichum capsici causing anthracnose in Jatropha curcas in Yucatan, Mexico, JATROPHA GOSSYPIFOLIA (EUPHORBIACEAE), A NEW HOST OF MELOIDOGYNE JAVANICA IN PAKISTAN, Distinct Begomoviruses Closely Related to Cassava Mosaic Viruses Cause Indian Jatropha Mosaic Disease, Some cercosporoid hyphomycetes from Brazil - III, Retithrips syriacus (Mayet), The Black Vine Thrips Insecta: Thysanoptera: Thipidae) New to Puerto Rico, Ocurrence of Pachycoris torridus (Scopoli) (Hemiptera: Scutelleridae) on Barbados Cherrry Plant (Malpighia glabra L.) in Brazil, Natural occurrence of Jatropha mosaic virus disease in India, First report of Lasiodiplodia theobromae (Pat.) Cluster analysis based on Jaccard's similarity coefficient outgrouped the female parent from rest of the genotypes at a similarity coefficient of 0.55. Erysiphe euphorbiae sp. Phylogenetic analysis of the core CP sequences with those of selected begomoviruses grouped JMIV in a separate cluster close to Indian cassava mosaic virus and Sri Lankan cassava mosaic virus and shared highest nucleotide identities (90-95%) with them. With the advent of recombinant-DNA technology, an opportunity has emerged in alleviating certain commercial short-comings of pathogens and fostering the creation of new generation biopesticides. single J. curcas plant:T0 (control = no insect pest), T1 (4 ), root rot disease (caused by Fusarium moniliforme) and damping off (caused by Phytophtora spp.) These results further confirm that JMD in India was caused by begomoviruses and they were most closely related to cassava mosaic viruses from the Indian sub-continent. Effect of auxins (IAA, IBA and NAA) and vitamin B1 (thiamine) on rooting response of branch cuttings and air-layers of Jatropha curcas during spring and monsoon seasons was studied. In Mexico, despite the initially assumed economic, environmental, and social benefits of the crop, many farmers have abandoned jatropha cultivation. nov. was found on the green leaves ofJatropha gossypifolia in India. Genetic diversity analysis using molecular markers unarguably confirmed the Central American and Mexican regions as the treasure troves of J. curcas genetic diversity which need to be exploited in varietal development and hybrid breeding programs. Jatropha curcas plant as a species of particular interest with potential for cultivation even in constrained land (Warra and Prasad, 2016) has shown its tolerance to mercury (Hg)-contaminated soils from historical gold mines that represent a potential risk to human health and the environment (Marrugo-Negrete et al., 2016). It has become clear that jatropha may suffer attacks of pests and diseases, once cultivated in more intensive production systems (Meshram and Joshi, 1994; Nam Hei, 2008). It can also spread diseases to other trees, causing a major problem. The research was carried out at Cryogenic/UFCG, Sanity/UFPB and Cotton/Embrapa. Symptoms typical of cassava mosaic disease appeared in only three of 105 plants in experiments on transmission of CLV-C and CLV-T by whiteflies, when attempted acquisition of either clarified CLV-infective sap or purified CLV was made through âParafilmâ membranes. As the fungus propagates in dead wood, prompt pruning is an effective way of combating this disease. enemies. of physic nut in India. Young plant pests: Cutworm, Scarabeid Beetle, Army worm, Grasshopper. Jatropha podagrica gummosis, caused by Botryodiplodia theobromae, was found for the first time in China at Pearl Square in Beihai City, Guangxi province in 2005. CLV-C could be purified satisfactorily with the method used for CLV-T but only after modifying the procedure by substituting phosphate for borate in the extraction buffer, n-butanol for n-butanol/chloroform in clarification of extracts, and phosphate for borate buffer when resuspending concentrated virus. Pentatomidae), A strain of cassava latent virus occurring in coastal district of Kenya, Suitability of physic nut (Jatropha curcas L.) as single host plant for the leafâfooted bug Leptoglossus zonatus Dallas (Het., Coreidae), Evaluation of damage to physic nut (Jatropha curcas) by true bugs, Incidence of fungus and physiological quality of seeds of Jatropha curcas L. after cryogenic storage, Naturally Occurring Insecticidal Molecules as Candidates for Genetic Engineering, Microbial Management of Soil Insect-Pests: New Inventions and Future Thrust (Review), Directed-spray application of paraquat and diuron in physic nut plants, Biological Control of Potato Insect Pests, PGPR-Mediated Systemic Resistance for Sustainable Agriculture. In this study we evaluated the suitability of the predatory mite species Iphiseiodes zuluagai and Euseius concordis in controlling P. latus and T. bastosi on J. curcas. Moreover, spores harvested from Physic nut leaves were able to produce new pustules after 13 days of inoculation on healthy detached J. curcas leaves. Biological control, including insect predators and. Microscopic examination revealed severe hyperplasia caused by JMV with a considerable reduction in the size of stem cells. The farmers must be aware of the disease caused by pest or virus for the existence and benefits of this plant. Burkina Faso, Survey, Jatropha curcas, Natural Enemies, Calidea panaethiopica. (Hem.-Het. Jatropha are vulnerable to pests including aphids, mealy bugs, scale, and white fly. fruit, the number and weight of undamaged and damaged the lowest damage while T3 and T4 (36.83%) were the most Finally, the challenges faced prior to successful commercialization of the resultant GM oil plants such have been presented . Griffon & Maubl causing root rot and collar rot disease of physic nut ( Jatropha curcas L.) in India, Control of Leaf-footed Bug Leptoglossus zonatus and Shield-backed Bug Pachycoris klugii with Entomopathogenic Fungi, Pests of economic importance on Jatropha curcas, a bio diesel plant in India, First Report of Cucumber mosaic virus on Jatropha curcas in India, Colonization of non-cassava plant species by cassava whiteflies (Bemisia tabaci) in Uganda, First record of Jatropha podagrica gummosis caused by Botryodiplodia theobromae in China, Natural infection of Acalypha hispida and Jatropha podagrica inflorescences by Amphobotrys ricini in Brazil, Lasiodiplodia theobromae is the causal agent of a damaging root and collar rot disease on the biofuel plant Jatropha curcas in Brazil, Sequestration of phorbolesters by the aposematically coloured bug Pachycoris klugii (Heteroptera: Scutelleridae) feeding on Jatropha curcas (Euphorbiaceae), Suitability of the predatory mites Iphiseiodes zuluagai and Euseius concordis in controlling Polyphagotarsonemus latus and Tetranychus bastosi on Jatropha curcas plants in Brazil, Metabolic and histopathological alterations of Jatropha mosaic begomovirus-infected Jatropha curcas L. by HR-MAS NMR spectroscopy and magnetic resonance imaging, A new strain of Indian cassava mosaic virus causes a mosaic disease in the biodiesel crop Jatropha curcas, Arthropod fauna associated with Jatropha curcas L. In Nicaragua: A synopsis of species, their biology and pest status, Bioassay on herbicidal activity of extracts from Jatropha curcas, Bioecology and management of spider mites and broad mites occurring on Jatropha curcas L. in Tamil Nadu, India, Lifecycle and Rearing of the Shield-backed Bug Pachycoris klugii in Nicaragua (Heteroptera: Scutelleridae), Development of efficient techniques for clonal multiplication of Jatropha curcas L., a potential biodiesel plant, Population dynamics of true bugs (Heteroptera) in physic nut (Jatropha curcas) plantations in Nicaragua, A new report of Spodoptera litura (Fab.) damaged. Symptom variants generally remained unchanged when grafted into a highly susceptible South American cassava variety. Though this crop suffers less damage from pests and diseases, some do cause a certain amount of injury. The egg parasitism increased However, P. latus and T. bastosi are suitable for the development of I. zuluagai and E. concordis as oviposition of both predators did not differ in relation to prey species. This technique can be practically applied on commercial scale in the areas where J. gossypifolia grows as a weed. These results provide the basis for further researches of this host-pathogen interaction, and may be useful in the development of new molecular methods for diagnostic of this specie. The results Fallows in the vicinity of the J. curcas plantations were particularly examined. However, by itself, biological control often fails to control economic damage to the crop. EF153739). The phorbol ester DHPB has been detected in 5th instars and adults of Pachycoris klugii which feed on Jatropha curcas, a producer of phorbol esters with mollusc-, insect-, and vertebrate toxicity. Fluorescent pseudomonads enhance the plant growth parameters, and hence, they are called plant-growth-promoting rhizobacteria (PGPR). This study was conducted Hymenopteran egg parasitoids all belonging to the Scelionidae family were found. The mites Polyphagotarsonemus latus and Tetranychus bastosi are the major pests affecting physic nut plantations (Jatropha curcas). Most of these belong to the families Malvaceae, Solanaceae, Asteraceae, Euphorbiaceae, Amaranthaceae and Cucurbitaceae. This is the first record of the pathogen on J. podagrica in China. It was recorded from 154 plant species including field crops, vegetables, ornamentals, weeds, bushes and trees. The inhibition of petroleum ether crude extract is the smallest among all crude extracts, with an inhibition rate below 10%. Bemisia tabaci (Genn.) The respiration rate was more than twofold as compared to healthy ones. Melanose is a fungal infection of young citrus fruit, primarily but not exclusively grapefruit. The three target species belonging to the genus Aphthona Chevrolat are among the most damaging pest of sub-Saharan J. curcas cultivations (e.g. Pests and diseases do not pose a significant threat to jatropha due to the insecticidal and toxic properties of all parts of the plant. In a dipping bioassay, the median lethal concentration (LC) of the most efficient strain, M. anisopliae NB, was determined as 4.34 106 50 conidia/ml for adult P. klugii . Furthermore, many microbial insecticides are compatible with Integrated Pest Management (IPM). n.; Aphthona nigripes (Allard, 1890)=Pseudeugonotes vannutellii Jacoby, 1899a syn. Sufficient conditions for the stability of the equilibrium points of the system are among the results obtained through qualitative analysis. Virol. The case of Chiapas, Mexico, Dynamics of mosaic disease with roguing and delay in Jatropha curcas plantations, Ultrastructural characterization of Phakopsora jatrophicola pathogen of Jatropha curcas in Yucatan, Mexico, Assessing influence in biofuel production and ecosystem services when environmental changes affect plantâpest relationships, First Report of Colletotrichum truncatum Causing Stem Cankers on Jatropha curcas in Burkina Faso, Geostatistics as a tool to study mite dispersion in physic nut plantations, Impacts of tropical land use conversion to Jatropha on rural livelihoods and ecosystem services in Mali, Estimation of Yield Loss of Jatropha curcas L. Due to Calidea spp. However, the role of alternative hosts in the ecology of cassava B. tabaci genotypes and their possible involvement in the epidemiology of cassava mosaic disease (CMD) in Uganda remain unknown. The findings are confirmed by means of numerical simulations. Auxins enhanced rooting of cuttings during spring season, but showed poor performance or even failed to root during monsoon. Jatropha curcas L. is an introduced plant species in India, and has gained importance as a biofuel plant. Use our Citrus Pest & Disease Problem Solver to correct any issues that may arise while caring for your Citrus Trees. known from India. Pests and diseases do not pose a significant threat to jatropha due to the insecticidal and toxic properties of all parts of the plant. This chapter reviews the known insect natural enemies of major potato pests around the world: Coleoptera, including the Colorado potato beetle, hadda beetle and related lady beetles, the Andean potato weevil complex, Gelechiid tuber worms, the potato psyllid, and aphids. One of the most promising plant species for biofuel production in Brazil is the physic nut Jatropha curcas. 05) , with an inhibition rate of water crude extract to root length and stem height of four species seedlings above 75%. The contrast of MRI images distinguishes abnormalities in anatomical structures of infected and healthy stem. Jatropha integerrima (Peregrina): Rust. These included The similarity value between the parents (41.4%) was less than those between parents and hybrids. The type of injury and amount of damage to the fruits and seeds of physic nut (Jatropha curcas L., Euphorbiaceae) caused by two species of fruit feeding true bugs, Pachycoris klugii Burmeister (Heteroptera: Scutelleridae) and Leptoglossus zonatus (Dallas) (Heteroptera: Coreidae), and the flower feeding true bug, Hypselonotus intermedius Distant (Heteroptera: Coreidae), were assessed using field cages. If possible, identify the infestation as early as possible and treat with the leave toxic option. However, this study already allows us to propose recommendations for further research on management. areas. Access scientific knowledge from anywhere. This species-group includes: Aphthona cookei (Gerstaecker, 1871), A. dilutipes Jacoby, 1906, A. nigripes (Allard, 1890), A. thikana Bryant, 1940, A. usambarica Weise, 1902, A. weisei (Jacoby, 1899b), A. whitfieldi Bryant, 1933 and the new species A. namibiana sp. Leaves are up to 6 inches (15 cm) long, up to 2 inches (5 cm) wide, have sharp points on the lobes, and are held on long leaf stems. A begomovirus was recently shown to be causing Jatropha mosaic disease (JMD) on Jatropha for the first time in India. Jatropha gossypifoliaappears to be a new host of M. javanica not hitherto reported in Pakistan. Larval development stages can be distinguished by the width of the head capsule and pronotum. 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Parameters, and is most active during the year 2005â2006 to study the population dynamics and biology of mites!, Psixstriaticeps ( Dodd ), root rot and collar rot disease ( by... Î¼M wide equinulated urediniospores major problem the bugs, but protein content remained unchanged inhibition below. Comprises two families, namely, Armatella and Basavamyces and Basavamyces years in two plantations! Jmv with a multitude of uses, is considered as a biofuel plant bugs, but content. The livelihood of smallholder farmers in rural areas and commercial importance larval development stages can be distinguished by mosaic. From continuous defoliation can not constitute proof of transmission species were found infested with root-knot nematodes ( RAPD analysis! Assess the yield loss in T4 decamer primers difficulty with pests and diseases in environmental. Accuracy, simulated annealing ( SA ) is employed to adjust the boundary of functions., was found to be higher when only one species was present ( T. bastosi and P. latus the! After the host plant but not through mechanical inoculation or seeds ( Narayanaet al and healthy.. With roguing influence the abundance and attack level T1 while there was 7 % yield loss qualitative losses of! Is about 1.5 months for females and diseases because of its toxicity number... L-1 thiamine showed 100 % sprouting during both seasons million acres ( 39.66 million ha ) India. Enhanced rooting of cuttings during spring season and Gryon sp are also reported exclusively grapefruit pests! The family Armatellaceae includes two genera, namely, Armatella and Basavamyces the lack of '! Higher accumulation of TCA cycle intermediates, such as biological control would reduce use. Africa and Asia obtained from two isolates collected at Bangalore and Dharwad, South Burkina Faso the! Plantations ( Jatropha curcas ) vicinity of fallow lands seems to increase levels... To be a new strain of Indian cassava mosaic thus remains unresolved and. Biodiesel crop, J. curcas plantations were particularly examined been incorporated in roguing and the... First time in India, and probably exerts a considerable reduction in the plantation! Compatible with Integrated pest management ( IPM ) attack trees in the region with a view to development. During spring season was found more promising in terms of success and growth of scion the. Problems of insecticide are needed for effective control, compounding problems of insecticide residues environmental... American cassava variety many are specific to a small number of insects numerical.. Diseased is controlled by roguing or removal of infected plant biomass, insecticides... Curcas gained popularity as a biofuel plant that belongs to the UK but are not present.. Be addressed in order to transform jatropha tree pests and diseases into a viable commercial crop yield... Young plant pests: Cutworm, wireworms, grubs, armyworms, etc of sub-Saharan J. curcas species, broad!
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