Pseudococcidae, the citrus mealybug, is a highly destructive pest of citrus in south africa. However, specimens from this study were sent by cabaleiro to yair bendov and identified as planococcus ficus signoret yair bendov, unpublished data, july, 1998. It has been reported on over 200 hostplant species belonging to 191 genera and 82 families, and can seriously damage many crops, particularly citrus and glasshouse tomatoes. College of agriculture cooperative extension, university of arizona. The diel periodicity of sex pheromone release was monitored in two mealybug species, planococcus citri and planococcus ficus hemiptera. Earlier investigation on its daily preying capacity and preference for prey stages on p. They are, nevertheless, highly active in mating during the. Planococcus citri feeds both on the phloem sieve elements and on xylem. Planococcus citri an overview sciencedirect topics. The ability of mealybugs to develop resistance to chemicals, as well as their cryptic nature and protective wax coverings, all individually and combined, impair the ability of insecticides to. The effects of nitrogen concentration on the reproduction and development of citrus mealybug, planococcus citri, were studied on two colors of coleus, solenostemon scutellarioides. Information about planococcus citri in the dictionary, synonyms and antonyms. Jun 01, 2012 effect of temperature on the developmental and reproductive biology of the passionvine mealybug, planococcus minor maskell hemiptera.
A pheromonebased system to locate and monitor planococcus minor maskell, a pest of over 250 plants including citrus, grape, and cacao, was tested. Studies on the natural enemies of oriental mealybug, planococcus lilacinus ckll. Abstract on potted orange trees, infested with the citrus mealybug planococcus citri risso, in a greenhouse the predator cryptolaemus montrouzieri mulsant was released in 3 predator. It appears you dont have a pdf plugin for this barrpostingser. Coccidoxenoides perminutus parasitizing planococcus citri on. Convenient syntheses of some analogs of the sex pheromone.
Oriental fruit flies bactrocera dorsalis, hendel and citrus mealy bugs planococcus citri, risso are the most harmful insects, and cause great losses in wax apple production. Planococcus halocryophilus strain or1, isolated from high arctic permafrost, grows and divides at. Yam is an important staple cash crop, which constitutes 53% of total root and tuber consumption in west africa. Integrated control methods of the citrus mealybug, planococcus citri risso in crete, greece. Planococcus synonyms, planococcus pronunciation, planococcus translation, english dictionary definition of planococcus. Coccinellidae is an important predator of planococcus citri risso hemiptera. We do not use these to store personal information about you.
Continuing to use this website means you agree to our use of cookies. Planococcus specimens from south florida often score in an intermediate range on the cox score, and frequently are not clearly referable to either p. Convenient syntheses of some analogs of the sex pheromone of. Pseudococcidae, using sequential spmegcms analysis. Coccidoxenoides perminutus parasitizing planococcus citri on vine in brazil. Planococcus citri pseccidocuments eppo global database.
It is a cheap source of carbohydrate in the diets of millions of people worldwide and in tropical west africa. This page was last edited on 18 december 2019, at 23. Molecular evidence of cacao swollen shoot virus acquisition and retention by planococcus citri risso and pseudococcus longispinus targionitozzetti and pseudococcus viburni signoret mealybugs h. Pdf distribution of citrus mealybug, planococcus citri. Phylogenetic relationships of coi gene 675 bp between planococcus citri citri and p. Planococcus citri synonyms, planococcus citri antonyms. Confirmation requires slidemounting andor molecular testing of the adult female. Biological control of the pest is based on the release of hymenopterous parasitoids and coccinellid predators at present. Planococcus citri pseccioverview eppo global database. Effect of temperature on the developmental and reproductive biology of the passionvine mealybug, planococcus minor maskell hemiptera. Biological control of citrus mealybug planococcus citri risso pseudococcidae contactsgo to all. Its use to control this insect pest has been considered a valuable tool because other biological control methods have been ineffective due to the waxy coat that covers insect body in addition to its feeding habits. P citreus does not grow on nutrient agar containing 20% nacl and is sensitive to 5 ug of streptomycin marinococcus contains meso diaminopimelic acid in the cell wall whereas planococcus contains llysinedglutamic acid.
Pdf bioecological characteristics of planococcus citri. Pdf diel periodicity of pheromone release by females of. The importance of cryptolaemus montrouzieri mulsant col. Transmission of grapevine virus a and grapevine leafroll. Proper usage and audio pronunciation of the word planococcus citri. Distribution of citrus mealybug, planococcus citri. Lycaenidae is a potential predator of various species of mealybugs.
Pseudococcidae on ornamental plants in guilan province, iran. Pseudococcidae 3 population dynamics mealybugs are most common during the spring and early summer. Green and redvariegated coleus plants were supplied with varying applied nitrogen concentrations 0, 25, 50, 100, 200, and 400 ppm for 32 d before being artificially inoculated with. Predation of mallada boninensis on ferrisia virgata, planococcus citri and p. Important mealybug pests in greenhouses include the citrus mealybug planococcus citri, obscure mealybug pseudococcus affinis.
Several overlapping generations occur in a year, but only one cycle springsummer is of major concern to citrus growers in florida, with peak infestations occurring in june or july. Presence of grapevine leafrollassociated virus 3 in primary salivary glands of the mealybug vector planococcus citri suggests a circulative transmission mechanism. The use of entomopathogenic nematodes to control citrus. Planococcus citri, commonly known as the citrus mealybug, is a species of mealybugs native to asia.
Apr 01, 2006 the effects of nitrogen concentration on the reproduction and development of citrus mealybug, planococcus citri, were studied on two colors of coleus, solenostemon scutellarioides. Since oriental fruit flies are important quarantine insects for international trade, it is thus very important to eradicate this particular insect for export purposes. General information about planococcus citri psecci. Ang planococcus citri sakop sa kahenera nga planococcus sa kabanay nga pseudococcidae. Pseudococcidae, was investigated on sprouted potatoes. The analysis also includes a female collected from the fairchild gardens colony that was morphologically identified as p.
The passionvine mealybug, planococcus minor maskell, a new exotic mealybug in south florida hemiptera. Diel periodicity of pheromone release by females of planococcus citri and planococcus ficus and the temporal flight activity of their conspecific males. Coccidoxenoides perminutus parasitizing planococcus citri. All structured data from the file and property namespaces is available under the creative commons cc0 license. Cottony masses of the insect occur in great numbers on the growing tips of the branches of plants see photo. The developmental time from egg to adult female was approximately 49 d at 20 c, 31 d at. Pseudococcidae is a serious pest of economically important crops worldwide. Planococcus a genus of pseudococcidae genus planococcus arthropod genus a genus of arthropods family pseudococcidae, pseudococcidae scalelike. Green and redvariegated coleus plants were supplied with varying applied nitrogen concentrations 0, 25, 50, 100, 200, and 400 ppm for 32 d before being. The results of an integrated control programme conducted at 35 citrus farms in eastern sicily in 199396 are summarized, with particular reference to the biological control of the pseudococcid planococcus citri by releases of the encyrtid leptomastix dactylopii and the coccinellid cryptolaemus montrouzieri. Planococcus citri is a highly polyphagous, adaptable mealybug that can feed on many host plants in a variety of conditions, and can reproduce rapidly. Planococcus ficus was used to root the consensus tree. However, attack by planococcus citri results in shriveling of the tubers, making them become light and unpalatable.
Citrus mealybug planococcus citri risso is a serious pest attacking many greenhouse grown crops. The ability of mealybugs to develop resistance to chemicals, as well as their. The passionvine mealybug, planococcus minor maskell, a new. Files are available under licenses specified on their description page. A maximal release of 2 ngh pheromone by 912dayold p. Planococcus definition of planococcus by the free dictionary. The effectiveness of entomopathogen fungus isaria farinosa holmsk. Diel periodicity of pheromone release by females of. The passionvine mealybug, planococcus minor maskell, a. It has been introduced to the rest of the world, including europe, the americas, and oceania, as an agricultural pest. College of agriculture cooperative extension,university of arizona. Feb 07, 20 among these isolates, we recently described planococcus halocryophilus or1, a nonspore forming aerobic heterotroph isolated from active layer soil from eureka ellesmere island, nunavut, canada mykytczuk et al.
Males of the mealy bug, planococcus citri, do not feed throughout their nymphal stages of development nor after they emerge as adults. Espesye sa insekto nga una nga gihulagway ni antoine risso ni adtong 18 ang planococcus citri. The citrus mealybug, planococcus citri risso hemiptera. Effect of nitrogen fertility on reproduction and development. On potted orange trees, infested with the citrus mealybug planococcus citri risso, in a greenhouse the predator cryptolaemus montrouzieri mulsant was released in 3 predator. Pagka karon wala pay siak nga nalista ubos niini niya. Predation of the apefly, spalgis epius lepidoptera. Documents about planococcus citri psecci this website uses cookies our website uses cookies to ensure that we give you the best possible online experience.
Pseudococcidae, is one of the major pest of citrus and many other orchards crops, and ornamental plants in subtropical and. Effects of different insecticides on life stages of planococcus citri risso hemiptera. Nov 19, 2019 predation of mallada boninensis on ferrisia virgata, planococcus citri and p. Mar 12, 2011 citrus mealybug planococcus citri risso hemiptera. Developing detection and monitoring strategies for. Biological control of citrus mealybug download pdf for offline viewing. Developmental and reproductive biology of planococcus. Molecular identification of three of the most important mealybug species hemiptera. Cooperative extension citrus mealybug planococcus citri. Developmental and reproductive biology of planococcus minor. Pseudococcidae is one of the main pests on citrus trees. Most of the citrus farms grew orange cultivars navelina, moro and tarocco, while the.
822 827 434 1019 758 700 1569 890 701 1316 1392 862 1473 897 1347 87 145 168 1610 1006 694 1045 124 633 787 630 808 815 558