Reproduction of the solenopsis mealybug, phenacoccus. Free biology and life science resources at your fingertips. Insect chitinases are required to remove the old cuticle to allow for continued growth and development. Cell worksheet 2014 advanced biology i name chapter 6. The functional difference of eight chitinase genes between. Pseudococcidae, putoidae and rhizoecidae of iran, with descriptions of four new species and three new records for the iranian fauna. Files are available under licenses specified on their description page. Some notes on the biology and physiology of the sheep blowfly. Efficacy of some selected botanical extracts against the. Biology of cotton mealybug, phenacoccus solenopsis. Pseudococcidae on many crops belong to different families making a real worry for both farmers and research scientists.
We are committed to sharing findings related to covid19 as quickly and safely as possible. Results revealed that males and females of mealybug, phenacoccus solenopsis tinsley went through four and three nymphal instars, with total life cycle of 14. Biology of the mealybug, phenacoccus solenopsis on cotton in. Bacillus arseniciselenatis is a bacterium first isolated from mono lake, california. Some notes on the biology and physiology of the sheep blowfly, lucilia sericata, meig volume 26 issue 1 a. A journal of entomology hindawi publishing corporation. Pseudococcidae, an invasive pest species, has appeared on a large scale on cotton in india since 2006. In the course of this work significant information on the scales biology was also obtained. Phenotypic variation and identification of phenacoccus solenopsis tinsley hemiptera. Its distribution within the plant, and associated yield losses in cotton, were studied over 2 years. Molecular typing of mealybug phenacoccus solenopsis. Biology and host plant range of the soft scale, steatococcus.
Find the definition of coccus in the largest biology dictionary online. All structured data from the file and property namespaces is available under the creative commons cc0 license. Biology of the mealybug, phenacoccus solenopsis on cotton in the laboratory. Though insect chitinases have been well studied in tens of insects, their functions in mealybug are still not addressed. The solenopsis mealybug was considered to be a secondary pest of cotton in pakistan and india, maintained at low population levels by chemical applications to control the primary pest, helicoverpa armigera. Host plant range of mealybug phenacoccus solenopsis tinsley. The cotton mealybug phenacoccus solenopsis tinsley hemiptera. Efficacy of some selected botanical extracts against the cotton mealybug phenacoccus solenopsis tinsley hemiptera. Occurrence of new species of mealybug on cotton fields in the. Studies on biological parameters of an invasive mealy bug. Pseudococcidae, solenopsis mealybug originally described from the u. Some aspects of the biology and control using botanicals of. An phenacoccus solenopsis in uska species han insecta nga ginhulagway ni richard c. Experiments were carried out in the department of agricultural entomology, tamil nadu agricultural university, coimbatore during 2011 to study the biology of mealybugs viz.
Pdf biology of the mealybug, phenacoccus solenopsis on. Crop science abstract a search for condensed tannins in. The recent outbreak of cotton mealybug, phenacoccus solenopsis tinsley hemiptera. Michaud, pan li, zhongshi zhou, zaifu xu, the native ant, tapinoma melanocephalum, improves the survival of an invasive mealybug, phenacoccus solenopsis, by defending it from parasitoids, scientific reports, 2015, 5, 1crossref. First studies on patagonian immature mycetophilidae. Pseudococcidae is a polyphagous insect that attacks tens of plant and causes substantial economic loss. Pseudococcidae, is an aggressive pest threatening crops worldwide. Sep 03, 2016 seasonal history and biology of cotton mealybug phenacoccus solenopsis tinsley. Coccus definition and examples biology online dictionary. Download notes on plant pathology download free online book chm pdf.
The compounds, purified from the fungal culture filtrate by using preparative hplcdad, showed the same spectroscopic data of abscisic acid and 1. The cotton mealybug, phenacoccus solenopsis tinsley hemiptera. Metabolites produced by gnomoniopsis castanea associated with. The effect of temperature on eggs was ineffective since it hatched shortly to first nymphal instars after deposition. It is notable for respiring oxyanions of selenium and arsenic. Pseudococcidae has been the current topic of research for insect taxonomists and applied entomologists in india due to its invasiveness, rapid spread, morphological and biological variations and the need for establishing an effective control strategy. On the biology and thermal developmental requirements of. The cotton mealybug, phenacoccus solenopsis, is an invasive pest that can cause massive damage to many host plants of agricultural importance.
With the emergence of transgenic cotton and the reduced need for chemical applications, the mealybug has emerged as a major pest requiring. Biology of cotton mealybug, phenacoccus solenopsis tinsley on some vegetable crops in the gazira state, sudan. It is sporeforming, rodshaped and alkaliphile, its type strain being e1h. The functions of dna methyltransferase dnmt enzymes in the cotton mealybug have not been well studied.
Pdf biology of the mealy bug, phenacoccus solenopsis. Biology of the mealy bug, phenacoccus solenopsis tinsley hemiptera. Microsporidian and fungal diseases of solenopsis invicta buren in brazil. Bloat of ruminant animals feeding on fresh, green alfalfa medicago sativa l. If you are generating a pdf of a journal article or book chapter, please feel free to enter the title. A typical example of fortuitous biological control article pdf available january 2010 with 1,129 reads. Biology of the mealybug, phenacoccus solenopsis on cotton in the laboratory s vennila1, aj deshmukh2, d pinjarkar2, m agarwal1, vv ramamurthy3, s joshi3, kr kranthi2 and om bambawale1. Vinobaba department of zoology, faculty of science, eastern university, sri lanka. It is postulated that bloatsafe cultivars may be bred by introducing condensed tannins flavolans which would act as protein precipitants to preclude foam formation and consequent bloat.
Journal of environmental biology may 2012 introduction phenacoccus solenopsis tinsley hemiptera. Neonate crawlers that emerged from a field population were collected and constituted the study population. Spermatogenesis of males reared from unfertilized eggs is an article from biological bulletin, volume 33. Download book download pdf download all download jpeg 2000 download text studies on the neotropical species of stenus described by bernhauer coleoptera, staphylinidae. What is the name of the outermost layer that forms a boundary around the outside of each cell. The potential distribution of an invasive mealybug. Pseudococcidae as a new menace to cotton in egypt, and its chemical control. Biological characteristics and chemical control of the. An phenacoccus solenopsis in nahilalakip ha genus nga phenacoccus, ngan familia nga pseudococcidae. Mass rearing of the israeli pine bast scale, matsucoccus. Studies on its biology and host plant range showed colonies could survive for up to 6 months on some genera in theapocynaceae and indefinitely on many genera in the familyasclepiadaceae. Population dynamics, biology and chemical control of mealybug, phenacoccus solenopsis tinsley on hibiscus rosasinensis arve, swapnil, patel, k. Biological control of solenopsis mealybug, phenacoccus solenopsis tinsley on cotton. Kamariya nm, patel vn 2011 biology of mealy bug, phenacoccus solenopsis tinsley on cotton.
Biology of mealy bugs, paracoccus marginatus williams and. Biochemical test of yersinia pestis online microbiology notes. Abstractthis study evaluated the thermal requirements for development of the cotton mealybug phenacoccus solenopsis depending on different biological parameters on okra leaves abelmoschus esculentusat under two constant temperatures 20 and 30 c at rh 65%, 12. The solenopsis mealybug, phenacoccus solenopsis tinsley hemiptera. Development, survival, host range and natural enemies kedar, santoshkumar c. Introduction, important plant pathogenic organisms, fungi, bacteria, fastidious vesicular bacteria, phytoplasmas, spiroplasmas, viruses, viroids, algae, protozoa and phanerogamic parasites with examples of diseases caused by them. In this manuscript, we report the isolation and characterization of two secondary metabolites produced by a gnomoniopsis castanea strain isolated in the campania region italy from chestnut galls infested with dryocosmus kuriphilus. Researchers studied the biology of the mealy bug, heavy infestation ofp.
Phenacoccus solenopsis tinsley references edit zhao, j. The soft scale,steatococcus new species, occurs oncryptostegia grandiflora r. This study investigated the developmental period, survival, longevity and fecundity of p. The mealybug phenacoccus solenopsis tinsley hemiptera. Biology, morphology, and systematics of the antlike litter. Procedures for mass rearing matsucoccus josephi were developed to enhance the study of control measures of this pernicious pest. Bioecology of solenopsis mealybug, phenacoccus solenopsis. Biology, morphology, and systematics of the antlike litter beetle genera of australia coleoptera. Pdf biology of mealybug, phenacoccus solenopsis tinsley. Corcyra cephalonica stainton is a serious pest of some important stored food commodities such as rice, wheat, maize, sorghum, groundnut, cotton seeds, coffee, spices and cocoa beans, especially in the tropics cox et al. Biology of the mealybug, phenacoccus solenopsis on cotton. Pseudococcidae has a wide geographical distribution with its origin in central america fuchs et al. The species was therefore rejected as a biological control agent forc. Download pdf download all download jpeg 2000 download text.