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A preliminary list of the rusts of Boone County
(University of Missouri--Columbia, 1913)
A complete list of the rusts of Boone County has not been published. In the year 1889 Dr. B.T. Galloway of the U. S. Department of Agriculture, published a preliminary list of the parasitic fungi of Missouri. The specimens which Dr. Galloway...
Environmental regulation of the larval diapause of the southwestern corn borer, Diatraea grandiosella Dyar (Lepidoptera : pyralidae)
(University of Missouri--Columbia, 1973)
Diapause is a state of arrested growth or reproduction which is commonly found in insects (Lees, 1955). It may occur at any stage in the life cycle of an insect and is usually an important adaptation in the development of ...
Plant succession on Missouri strip-mined land
(University of Missouri--Columbia, 1974)
There are many agencies which create successional areas--water, as flood or glacier; wind, as hurricane or tornado; volcanic activity, as ash or lava flow; or man, as seeker of energy sources, lumbering or mining. It is ...
Life histories of two little known parasites of the apple and pear
(University of Missouri--Columbia, 1907)
The Sooty Blotch is a very common fungus upon the fruit of the apple and pear. It was first reported by Schweinitz in 1831 from Pennsylvania. Since then it has been reported from all parts of the United States and Europe. ...
Influence of some external conditions upon infection of hosts with powdery mildews
(University of Missouri--Columbia, 1914)
It has long been observed that one condition or another of the environment is favorable to the perpetuation and spread of fungous diseases. For example, it is very easy to recognize the close relation which exists between ...