By George O. Poinar Jr., Gerard M. Thomas (auth.)
This guide was once ready for the prognosis of insect illnesses brought on by infectious brokers. The brokers (or pathogens) incorporated listed below are fungi, protozoans, micro organism, viruses, and rickettsias. the current paintings used to be ready after a lot deliberation and dialogue with scholars and academics who felt a advisor of this kind will be worthwhile for diagnosing the microbial ailments of bugs. It used to be modeled after a seminar given at the comparable topic at Berke ley, which had as its significant objective the popularity and id of insect pathogens for useful reasons. the current paintings in cludes various timesaving "short cuts" that have been constructed after years of expertise of diagnosing insect ailments. even if emphasis is put on id, basic again floor details at the a variety of pathogens is usually incorporated. therefore, lower than all of the 5 teams of pathogens, the next issues are mentioned: (1) quite a few varieties of institutions with bugs, (2) defini tion and class, (3) normal lifestyles cycle, (4) features of diseased bugs, (5) components affecting traditional infections, (6) tools of exam, (7) isolation and cultivation, (8) vital taxonomic characters, (9) exams for infectivity, (10) garage, (11) an illustrated key to the genera (or staff in relation to viruses), and (12) literature, specially that bearing on id. even if frequently incorporated with insect pathogens, entomogenous nematodes will not be lined the following due to the fact illustrated keys to these gen period that infect bugs are already on hand (Poinar, 1975, 1977).
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Extra info for Diagnostic Manual for the Identification of Insect Pathogens
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.
FUNGI FIGURE 30 Macroconidia of Fusarium sp. borne on phialides (arrow). x800 45 46 FUNGI FIGURE 31 Microconidia (rni) and rnacroconidia (rna) of Fusarium sp. x1024 FUNGI 32 FIGURE 32 Beauveria bassiana on the weevil, Nemocestus incomptus. x12 47 48 FUNGI FIGURE 33 Conidia and phialides (arrows) of Beauveria bassiana. x800 FUNGI 34 FIGURE 34 Aspergillus flavus (arrow) on the ant, Atta texana. 2 0 35 ( DX850 FIGURE 35 Phialides and spores of various species of Aspergillus, reproduced @85%. FUNGI FIGURE 36 Spore masses of Metarrhizium anisopliae on agar.
Emerging from a pupa of the codling moth. x20 37 38 FUNGI FIGURE 23 Clusters of phialides (arrow) of /saria sp. grown in agar. Note spores (8). x850 FUNGI 24 FIGURE 24 Hirsutella saussurei infecting the wasp, Polistes olivaceous. x4 39 40 FUNGI 25 FIGURE 25 An agar culture of Hirsute/la sp. showing synnemata. x20 FUNGI FIGURE 26 Phialides (arrows) of Hirsutella sp. x700 41 42 FUNGI 27 FIGURE 27 Synnemata of Synnematium sp. on Panoquina sp. x4 FUNGI FIGURE 28 Phialides (arrows) of Synnematium sp.