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Entomological Technique As Referring To The Life History Of Insects, Andrew Jefferson Wheeler
Entomological Technique As Referring To The Life History Of Insects, Andrew Jefferson Wheeler
Masters Theses
According to the statement of Kellogg in American Insects, man's real competitors are not the larger creatures that inhabit the Earth with us. These are relatively few in number and easily controlled; but the tiny creatures - the insects and insect-like creatures are the ones that present a real problem to us. They conquer us many times because they are so prolific and so numerous and because they are so small they often go unnoticed. Our Nation has realized the problem and has appropriated millions of dollars annually for the control of insects. This expenditure, however, is not sufficient and …
A Consideration Of Methods Of Securing Historical Price And Production Data And A Survey Of Their Relationship For South Dakota, Owen L. Dawson
A Consideration Of Methods Of Securing Historical Price And Production Data And A Survey Of Their Relationship For South Dakota, Owen L. Dawson
Electronic Theses and Dissertations
In our studies of prices we will analyze the present prices; discuss the use of price date now available and consider methods of collecting further data. As South Dakota is one of several states or countries producing a surplus of crops and livestock for market, production for the United States and for the world, of certain products, must be considered as affecting the farm prices in South Dakota.