Diagnostic Manual for the Identification of Insect Pathogens by George O. Poinar Jr., Gerard M. Thomas (auth.)

By George O. Poinar Jr., Gerard M. Thomas (auth.)

This guide was once ready for the analysis of insect ailments as a result of infectious brokers. The brokers (or pathogens) integrated listed here are fungi, protozoans, micro organism, viruses, and rickettsias. the current paintings was once ready after a lot deliberation and dialogue with scholars and academics who felt a advisor of this kind will be useful for diagnosing the microbial ailments of bugs. It used to be modeled after a seminar given at the related topic at Berke­ ley, which had as its significant target the popularity and id of insect pathogens for functional reasons. the current paintings in­ cludes various timesaving "short cuts" which have been constructed after years of expertise of diagnosing insect ailments. even supposing emphasis is put on id, common again­ flooring info at the a variety of pathogens can be integrated. therefore, below all of the 5 teams of pathogens, the next issues are mentioned: (1) a variety of kinds of institutions with bugs, (2) defini­ tion and type, (3) basic lifestyles cycle, (4) features of diseased bugs, (5) components affecting ordinary infections, (6) tools of exam, (7) isolation and cultivation, (8) very important taxonomic characters, (9) exams for infectivity, (10) garage, (11) an illustrated key to the genera (or staff relating to viruses), and (12) literature, specially that concerning id. even supposing frequently incorporated with insect pathogens, entomogenous nematodes aren't lined right here considering illustrated keys to these gen­ period that infect bugs are already to be had (Poinar, 1975, 1977).

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X500, reproduced @85%. 25 26 FUNGI 11 A FIGURE 11 Septobasidium sp. (A) Mycelium and basidium (E, epibasidium; H, hypobasidium; 8, basidiospore) (X940). 35). A and 8 reproduced @ 90%. FUNGI FIGURE 12 Candida sp. from a larva of the Douglas fir tussock moth (courtesy of M. Martignoni). x1000 27 28 FUNGI 13 FIGURE 13 A member of the Laboulbeniales (courtesy of A. Kaplan). x250 FUNGI FIGURE 14 Mummified larvae of Apis mellifera covered with mycelium of Ascosphaera apis. x6 29 30 FUNGI 15 FIGURE 15 Cyst of Ascosphaera apis containing spore balls (arrow) filled with ascospores.

X2000 21 22 FUNGI FIGURE 7 Resting spores of Coelomomyces sp. from a chironomid larva. x600 FUNGI FIGURE 8 Developing sporangia of Coelomycidium sp. (arrow) from Simulium vittatum (courtesy of Brian Federici). x700 23 24 FUNGI FUNGI FIGURE 10 Sporangia of Pythium sp. (courtesy of J. Hurlimann). x225 FIGURE 9 Lagenidium giganteum in Culex pipiens quinquefasciatus; (A) hyphae, (8) developing sporangia (courtesy of Elmo M. ). x500, reproduced @85%. 25 26 FUNGI 11 A FIGURE 11 Septobasidium sp. (A) Mycelium and basidium (E, epibasidium; H, hypobasidium; 8, basidiospore) (X940).

Near coronata) (A) and E. gryl/i (8). x720 FUNGI FIGURE 6 Conidia (arrows) of Massospora cicadina in the abdominal cavity of a cicada. x2000 21 22 FUNGI FIGURE 7 Resting spores of Coelomomyces sp. from a chironomid larva. x600 FUNGI FIGURE 8 Developing sporangia of Coelomycidium sp. (arrow) from Simulium vittatum (courtesy of Brian Federici). x700 23 24 FUNGI FUNGI FIGURE 10 Sporangia of Pythium sp. (courtesy of J. Hurlimann). x225 FIGURE 9 Lagenidium giganteum in Culex pipiens quinquefasciatus; (A) hyphae, (8) developing sporangia (courtesy of Elmo M.

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