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[Illustration: The Toad may be rough and warty in appearance but worth
its weight in gold as a destroyer of insect pests. Note the expression
of satisfaction after a successful night of foraging for cutworms and
June-beetles.]
AN ELEMENTARY
STUDY OF
INSECTS
_By_
LEONARD HASEMAN
_Professor of Entomology in the University of Missouri_
Columbia, Missouri
MISSOURI BOOK COMPANY
1923
CONTENTS.
INTRODUCTION
CHAPTER I INSECTS:
(1) What they are.
(2) Their principal characteristics.
(3) Their methods of developing.
(4) The principal orders.
(5) Their habits.
(6) Their role in agriculture.
CHAPTER II COLLECTING INSECTS:
(1) Directions for collecting.
(2) Pinning and preserving a collection.
(3) Rearing and observing them while alive.
CHAPTER III THE GRASSHOPPER:
(1) Brief discussion of the grasshopper.
(2) Field studies.
(3) Breeding cage observations.
(4) Study of specimen.
CHAPTER IV THE HOUSE FLY OR TYPHOID FLY:
(1) Discussion of the life cycle of the fly, its habits, danger
from it and how it can be stamped out.
(2) Study of the fly and its work.
CHAPTER V THE MOSQUITO:
(1) Brief discussion of the life habits and stages of the mosquito.
(2) Observations and study.
CHAPTER VI THE CABBAGE MILLER:
(1) Brief discussion of the caterpillar, the chrysalis, the
butterfly, and its work.
(2) Observations and study.
(3) Breeding work.
CHAPTER VII THE APPLE WORM:
(1) Brief discussion of the different stages of the pest, its work
and remedies for its control.
(2) Observations and breeding work.
CHAPTER VIII THE TOMATO OR TOBACCO WORM:
(1) Brief discussion of stages, work and habits.
(2) Study and observation.
CHAPTER IX THE FIREFLY:
(1) Brief discussion of the insect.
(2) Observations and studies.
CHAPTER X THE WHITE GRUB OR JUNE-BUG:
(1) Discussion of the insect as a pest and its habits and stages.
(2) Observations and studies.
CHAPTER XI THE COLORADO POTATO BEETLE:
(1) Brief discussion of the pest.
(2) Observations and studies.
CHAPTER XII THE LADY-BEETLE:
(1) Brief discussion of habits and appearance of the lady-beetles,
and their value as friends.
(2) Observations and studies.
CHAPTER XIII THE DRAGON-FLY:
(1) Discussion of life and habits of insect.
(2) Observations and field studies.
CHAPTER XIV THE SQUASH BUG:
(1) Discussion of habits, injury and control of pest.
(2) Observations and field studies.
Public-domain text, read in full here on John Shaqi.
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