Introductory Entomology Syllabus – Third Semester (BSc. AG)

Course CodeENT 201
Course TitleIntroductory Entomology
Credit Hour3(2+1)
Full Marks75
Theory50
Practical25

Objectives

Upon completing this course, the students will be able to understand the fundamentals of entomology and know the economically important insects.

Syllabus of Introductory Entomology in BSc. Agriculture

Introduction; benefits and harms of insects; morphological features: – cuticle, head, thorax and abdomen; internal anatomy–different systems; metamorphosis and development; classification and study of economically important orders and families of insects.

Course Outline

A. Theory section of Introductory Entomology Syllabus

S.NTopic / Chapter NameNo. of Lectures.
1Introduction
1.1 Introduction–definition, scope, and importance of insects
1.2 Specialties of insects and the causes of the success of insects over other creatures
1.3 Origin, evolution, and position of insects in the animal kingdom
1.4 Benefits and harms of insects: insect ledger
4
2External morphology
2.1 Insect body regions-head, thorax, and abdomen
2.2 Insect cuticle, sclerites, and external processes
2.3 Head: Segmentation, structure, modifications
2.4 Insect mouth parts and their modifications
2.5 Insect antennae and their modifications, photoreceptors (compound and simple eyes)
2.6 Thorax: Segmentation, structure, legs, and their modifications, wing venation, wings, and their modifications
6
3Basic life processes and their physiology
3.1 Internal anatomy and physiology of feeding, digestion and excretion
3.2 Internal anatomy and physiology of respiration and circulation
3.3 Basics on sense organs, nervous system, and nerve impulse transmission
3.4 Bioluminescence and sound production in insects
3.5 Introduction to life cycles and life-history
3.6 Insect metamorphosis and development
6
4Insect classification and preservation
4.1 Classification of insects: Introduction to insect orders, their characteristics, and keys
4.2 Classification and characteristics of economically important families of insect orders – Thysanura, Odonata, Orthoptera, Dictyoptera, Isoptera
4.3 Classification and characteristics of economically important families of insect orders – Isoptera, Mallophaga, Siphunculata (Anoplura)
4.4 Classification and characteristics of economically important families of insect orders – Thysanoptera, Hemiptera (Heteroptera), and Homoptera
4.5 Classification and characteristics of economically important families of insect orders – Siphonaptera, Coleoptera, and Lepidoptera
4.6 Classification and characteristics of economically important families of insect orders –Diptera and Hymenoptera
4.7 Focus on major entomophagous insect orders
4.8 Collection, killing, and preservation of insects
8
5Miscellaneous aspects of entomology
5.1 Sprayers: their parts and calibration; and calculation of pesticides
5.2 Introduction to industrial insects: honey bees, silkworms and lac insects
5.3 Introduction to veterinary insects
5.4 Insects of public health importance
5.5 Insects with forensic and nutritional importance
5.6 Recent advances, innovations and implications of entomology
6
Total30

B. Practical section of Introductory Entomology Syllabus

S.NTopic / Chapter NameNo. of Lectures.
1Study of microscope1
2Collection and preservation of insects1
3External morphology of an insect1
4Insect mouth parts of cockroach/grasshopper and plant bugs1
5Insect mouth parts of butterflies/moths and honey bees1
6Insect antennae and their modifications1
7Insect legs and their modifications1
8Insect wings and their modifications1
9Insect dissection and study of insect systems (Digestive, Reproductive, Nervous, Circulatory, and Respiratory)1
10Life-cycle of honeybee, silkworms, and lac insects1
11Types of larvae and pupae1
12Identification of important apterygote insects1
13Identification of economically important exopterygote insects1
14Identification of economically important endopterygote insects1
15Sprayers and their calibration1
Total15

References

  • Singh, R. S. 2004. Elements of Entomology. Rastogi Publications, Meerut, India.
  • Pedigo, L. P. 2002. (4th ed.) Entomology and Pest Management. Prentice-Hall of India Private Limited, New Delhi, India
  • Borer, D. J., D. M. Delong, and C. A. Tripplehorn. 1976. An Introduction to the Study of Insects. Holt. Rinehart and Winston, Inc., New York, USA.
  • Richards, O. W., and R. G. Davies. 1977. Imm’s general t TextBook of Entomology. Vol. I and II. Chapman and Hall, London

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