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Full-Text Articles in Life Sciences

Scavenger Interactions In A Human-Influenced Environment: The Foraging Behavior Of The Red-Shouldered Hawk (Buteo Lineatus) At Residential Compost Piles, Eleanor Lucadamo Apr 2012

Scavenger Interactions In A Human-Influenced Environment: The Foraging Behavior Of The Red-Shouldered Hawk (Buteo Lineatus) At Residential Compost Piles, Eleanor Lucadamo

Senior Theses and Projects

Residential composting has increased in popularity in recent years, along with the untested claim that the addition of animal-based kitchen scraps will increase the number of scavenging wildlife visitors. This study represents the first experimental test of that claim. Using three compost piles consisting respectively of no kitchen scraps (CON), a mix of animal and vegetable scraps (MIX), or only vegetable scraps (VEG) that were monitored with heat-in-motion sensitive cameras, we studied the visitation pattern of attracted wildlife. Of the 29 species identified thus far at the compost piles, I chose to focus on the red-shouldered hawk (Buteo lineatus …


Factors Affecting The Reduction Of Carbon To Nitrogen Ratio In Composted Separated Solids, Mark Fagundes Mar 2012

Factors Affecting The Reduction Of Carbon To Nitrogen Ratio In Composted Separated Solids, Mark Fagundes

Dairy Science

The objective of the study was to determine the factors involved in the reduction of carbon to nitrogen ratio in composted separated solids. A single compost windrow was laid on a 6,000 jersey cow dairy farm located in Madera County. Samples were obtained from six separate positions on the pile, every other day. Direct pile measurements on the date of sampling included pile temperature (surface and core), height, width and curvature. Samples were removed from the windrow during each sampling meeting to determine the percent dry matter content. The collected samples were sent out to Denele Analytical Inc. to determine …