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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
11

Male courtship pheromones are indicators of genetic quality in an arctiid moth (Utetheisa ornatrix)

Kelly, Caitlin. January 2009 (has links)
Thesis (M.S.)--Villanova University, 2009. / Biology Dept. Includes bibliographical references.
12

The effects of juvenile hormone on mitrochondrial [sic] metabolism in the Indian meal moth, Plodia interpunctella (Hubner)

Firstenberg, Donald Elliott, January 1975 (has links)
Thesis (Ph. D.)--University of Florida, 1975. / Description based on print version record. Typescript. Vita. Includes bibliographical references (leaves 94-108).
13

Light-trap studies of seasonal and geographical occurrence of certain species of Lepidoptera in Kansas

Payne, Julius James January 2011 (has links)
Digitized by Kansas State University Libraries
14

The genetics and evolution of rest-site preference in the lepidoptera

Howlett, Rory John January 1989 (has links)
No description available.
15

The population dynamics of host-host-parasitoid system

Casey, Abigail Nyree Jane January 1999 (has links)
No description available.
16

The morphological, physiological and biochemical changes in the parasitization of cordyceps militaris on its lepidopteran host, antheraea pernyi.

January 1998 (has links)
by Wynstan, H.K. Cheuk. / Thesis submitted in: Dec., 1997. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1998. / Includes bibliographical references (leaves 57-65). / Abstract also in Chinese. / Chapter I. --- ABSTRACT --- p.i / Chapter II. --- ACKNOWLEDGMENTS --- p.iii / Chapter III. --- TABLE OF CONTENTS --- p.iv / Chapter IV. --- LIST OF TABLES --- p.viii / Chapter V. --- LIST OF FIGURES --- p.ix / Chapter VI. --- INTRODUCTION --- p.1 / Chapter VII. --- LITERATURE REVIEW --- p.3 / Chapter A. --- Cordyceps militaris infection --- p.3 / Chapter B. --- The diagnostic criteria for C. militaris infection --- p.3 / Chapter 1. --- Telemorphic stage of C. militaris --- p.4 / Chapter 2. --- Anamorphic stage of C. militaris --- p.4 / Chapter C. --- The natural occurrence of C. militaris infection --- p.5 / Chapter D. --- The epizootiology of C. militaris infection --- p.5 / Chapter E. --- The values of studying C. militaris infection --- p.6 / Chapter 1. --- Potential insect biocontrol agent --- p.6 / Chapter 2. --- Exploitation of medicinal values --- p.8 / Chapter (i) --- Chemical constituents --- p.8 / Chapter (ii) --- Pharmacological action --- p.9 / Chapter VIII. --- MATERIALS AND METHODS --- p.11 / Chapter A. --- Pathogen culture establishment --- p.11 / Chapter 1. --- Source of pathogen and strain maintenance --- p.11 / Chapter 2. --- Selection of the artificial medium for C. militaris --- p.11 / Chapter (i) --- Colony diameter --- p.11 / Chapter (ii) --- Enumeration of conidia --- p.12 / Chapter 3. --- Examination of the morphological features of C. militaris in selected agar medium of RF Agar --- p.13 / Chapter B. --- Host species establishment --- p.13 / Chapter 1. --- Source of host species and laboratory rearing --- p.13 / Chapter 2. --- Assessment of viable insect population --- p.13 / Chapter C. --- The Biological characteristics of C. militaris in RF broth --- p.14 / Chapter 1. --- Methods for the cultivation of C. militaris in RF broth --- p.14 / Chapter (i) --- Pathogen inoculum and culture medium --- p.14 / Chapter (ii) --- Culture conditions --- p.15 / Chapter 2. --- Techniques for harvesting --- p.15 / Chapter 3. --- Methodologies of various assessments --- p.15 / Chapter (i) --- Germination --- p.15 / Chapter (ii) --- Morphological developments --- p.16 / Chapter (iii) --- Biomass increase --- p.16 / Chapter (iv) --- Key enzymes profiles --- p.16 / Chapter a. --- Inocula preparation --- p.16 / Chapter 1. --- Extracellular enzymes --- p.16 / Chapter 2. --- Intracellular enzymes --- p.16 / Chapter b. --- Preliminary screening --- p.17 / Chapter c. --- Procedures for quantitative measure of selected enzymes --- p.17 / Chapter d. --- Eight selected key enzymes --- p.18 / Chapter 1. --- Esterase --- p.18 / Chapter 2. --- Lipase --- p.18 / Chapter 3. --- Peroxidase --- p.18 / Chapter 4. --- Acid phosphatase --- p.18 / Chapter 5. --- β- galactosidase --- p.19 / Chapter 6. --- N-acetyl-β-glucosaminidase --- p.19 / Chapter 7. --- Trypsin --- p.19 / Chapter 8. --- β-glucosidase --- p.20 / Chapter e. --- Total protein analysis --- p.20 / Chapter (v) --- Quantation of cordycepin --- p.20 / Chapter a. --- "Standard, mobile phase and reagents" --- p.20 / Chapter b. --- High Performance Liquid Chromatography (HPLC) apparatus --- p.20 / Chapter c. --- Assay procedures --- p.21 / Chapter D. --- C. militaris infection process --- p.22 / Chapter 1. --- "Sterilization of insect host, Antheraea pernyi" --- p.22 / Chapter 2. --- Criteria for eliminating unfit pupae for the infection experiments --- p.22 / Chapter 3 --- Techniques for inducing infection --- p.22 / Chapter (i) --- Cuticular contact --- p.22 / Chapter (ii) --- Injection --- p.23 / Chapter (iii) --- Dipping --- p.23 / Chapter 4. --- Assessment of gross infection and the percentage of parasitization --- p.24 / Chapter 5. --- Verification of Cordyceps infection --- p.24 / Chapter 6. --- Methodologies of histological and ultrastructural examinations --- p.24 / Chapter (i) --- Scanning Electron Microscopy (SEM) --- p.24 / Chapter a. --- "Sample preparation, fixation and dehydration" --- p.24 / Chapter b. --- Critical point drying --- p.25 / Chapter c. --- Mounting --- p.25 / Chapter d. --- SEM examination --- p.25 / Chapter (ii) --- Transmission Electron Microscopy (TEM) --- p.25 / Chapter a. --- "Sample preparation, fixation and dehydration" --- p.25 / Chapter b. --- Infiltration --- p.26 / Chapter c. --- "Semi-thin sectioning, ultra-thin sectioning and post-staining" --- p.26 / Chapter d. --- TEM examination --- p.27 / Chapter (iii) --- Light Microscopy (LM) --- p.27 / Chapter a. --- Sample preparation --- p.27 / Chapter b. --- Fixation and dehydration --- p.27 / Chapter c. --- Embedding --- p.28 / Chapter d. --- Sectioning and staining --- p.28 / Chapter e. --- LM examination --- p.28 / Chapter 7. --- Methodology of HPLC assay for cordycepin in infected host --- p.28 / Chapter 8. --- In vitro susceptibility testing of the microbes isolated from A. pernyi against cordycepin --- p.29 / Chapter (i) --- Isolation of microbes from the cuticle surface of the healthy A. pernyi --- p.29 / Chapter (ii) --- Isolation of microbes from the non-cuticle surface of the healthy A. pernyi --- p.29 / Chapter (iii) --- Isolation of microbes from the necrotic tissue of A pernyi --- p.29 / Chapter (iv) --- Conditions for incubation --- p.29 / Chapter (v) --- Identification of microbial isolates of A. pernyi --- p.30 / Chapter a. --- Fungal isolates --- p.30 / Chapter b. --- Bacterial isolates --- p.30 / Chapter (vi) --- Assay procedures of cordycepin susceptibility testing of isolated microbes --- p.31 / Chapter IX. --- RESULTS --- p.32 / Chapter A. --- Biological characteristics of C. militaris grown in vitro --- p.32 / Chapter 1. --- Selection of the artificial medium for C. militaris --- p.32 / Chapter 2. --- Morphological examinations of C. militaris in RF agar --- p.32 / Chapter (i) --- Appearance of C. militaris --- p.32 / Chapter (ii) --- Conidiogenesis --- p.33 / Chapter (iii) --- Morphological developments --- p.33 / Chapter 3. --- Physiological examinations of C. militaris in RF Broth --- p.34 / Chapter (i) --- Germination --- p.34 / Chapter (ii) --- Biomass and pH of the culture filtrate --- p.34 / Chapter 4. --- Biochemical examinations of C. militaris in RF Broth --- p.34 / Chapter (i) --- Key enzyme profiles --- p.34 / Chapter (ii) --- Quantitation of cordycepin --- p.35 / Chapter B. --- C. militaris infection of A pernyi --- p.35 / Chapter 1. --- Percentage of parasitization by cuticular contact methods --- p.35 / Chapter 2. --- Morphological examinations of C. militaris infection --- p.36 / Chapter (i) --- Gross infection of C. militaris --- p.36 / Chapter (ii) --- Site susceptibility of A.pernyi to C. militaris infection --- p.38 / Chapter (iii) --- Attachment of C. militaris --- p.38 / Chapter (iv) --- Penetration of A. pernyi by C. militaris hyphae --- p.38 / Chapter (v) --- Utilization of A. pernyi by C. militaris hyphae --- p.39 / Chapter 3. --- Biochemical examinations of C. militaris infection --- p.39 / Chapter (i) --- Cordycepin --- p.39 / Chapter 4. --- In vitro susceptibility testing of the microflora isolated from A. pernyi to cordycepin --- p.39 / Chapter (i) --- Isolation and identification of microflora associated with A. pernyi --- p.39 / Chapter (ii) --- Cordycepin susceptibility testing to microbes isolated from A. pernyi --- p.40 / Chapter X. --- DISCUSSION --- p.41 / Chapter A. --- Biological characteristics of C. militaris grown in vitro --- p.41 / Chapter 1. --- Medium selection --- p.42 / Chapter 2. --- Morphological characteristics of C. militaris in RF medium --- p.42 / Chapter 3. --- Biochemical characteristics of C. militaris in RF broth -enzymes production --- p.43 / Chapter 4. --- Biochemical characteristics of C. militaris in RF broth -cordycepin production --- p.45 / Chapter B. --- C. militaris infection of A. pernyi --- p.45 / Chapter 1. --- Induction method --- p.46 / Chapter 2. --- Host selection --- p.47 / Chapter 3. --- Site susceptibility --- p.48 / Chapter 4. --- Attachment --- p.48 / Chapter 5. --- Germination --- p.49 / Chapter 6. --- Penetration --- p.50 / Chapter 7. --- Tissue utilization by C. militaris --- p.52 / Chapter 8. --- Sexual reproduction --- p.53 / Chapter 9. --- Cordycepin --- p.54 / Chapter 10. --- Host susceptibility --- p.55 / Chapter XI. --- CONCLUSION --- p.56 / Chapter XII. --- LITERATURE CITED --- p.57 / Chapter XIII. --- TABLES --- p.66 / Chapter XIV. --- FIGURES --- p.74
17

Life history and control of the pear borer in Virginia : Aegeria pyri Harris (Lepidoptera: Aegeriidae) /

Bobb, Marvin Lester, January 1935 (has links)
Thesis (M.S.)--Virginia Polytechnic Institute, 1935. / Includes bibliographical references (leaf 55). Also available via the Internet.
18

REPRODUCTIVE BEHAVIOR OF THE PINK BOLLWORM MOTH

Leppla, N. C. January 1972 (has links)
No description available.
19

Pathogensis of a granulosis virus in Plodia interpunctella

Daud, Kassim bin Haji January 1991 (has links)
No description available.
20

The biology, ecology and management of the Quandong moth, Paraepermenia santaliella (Lepidoptera: Epermeniidae) /

Ferguson, Kaye. January 2001 (has links) (PDF)
Thesis (Ph.D.)--University of Adelaide, Dept. of Applied and Molecular Ecology, 2001. / Includes bibliographical references (leaves 217-230).

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