Abstract

It is a well known fact that insects loom largely in the activities and operations of the present day agriculturist. We say present day agriculturist, because we have heard many a-gray haired old man assert with that characteristic pride that in those good old days there were very few insect pests affecting crops. Very often insects play such an im- portant part in the economy of the farmer as to seriously upset the even tenor of his peaceful life. A flight of locusts or an attack of swraming caterpillars during a season, means either partial starvation or teords of all btedness or both to the small holder and nat it is he looks to the Economic

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