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Full-Text Articles in Agriculture

Can Dairy Manure Be Profitably Composted In Maine?, Anne Grant Dec 2003

Can Dairy Manure Be Profitably Composted In Maine?, Anne Grant

Electronic Theses and Dissertations

Manure contains many important nutrients that are vital to the growth of crops. When this material is applied to fields in an inappropriate manner or in quantities too large for the soil to handle, this leads to pollution in the form of leaching and runoff, which causes contamination of ground and surface waters. An average cow produces one hundred pounds of manure per day (1 8 tons per year). Composted manure could provide farmers with a more environmentally friendly alternative to traditional manure management practices. A review of the composting literature determined that a wide variety of markets do exist …


Susceptibility Of Adult Colorado Potato Beetle (Leptinotarsa Decemlineata) To The Fungal Entomopathogen Beauveria Bassiana, Ellen Klinger Aug 2003

Susceptibility Of Adult Colorado Potato Beetle (Leptinotarsa Decemlineata) To The Fungal Entomopathogen Beauveria Bassiana, Ellen Klinger

Electronic Theses and Dissertations

Factors influencing the susceptibility of adult Colorado potato beetle (CPB), Leptinotarsa decemlineata (Say), to the fungal entomopathogen, Beauveria bassiana (Bals.), were studied. In an assay comparing trials between a): laboratory reared, non-diapausing beetles and b): field collected, post-diapausing beetles, survival of B. bassiana treated beetles was higher for non-diapausing adults, however, control mortality was higher for post-diapausing adults. In a similar assay with field collected pre- and post-diapausing beetles, survival of B. bassiana treated individuals was higher for post-diapause adults and control mortality was higher for post-diapausing adults than pre-diapausing beetles. In a third experiment, the effect of time from …