Gary Zimmer

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Organic matter, compost, humus, humates, humic acid, and fulvic acid are all related to, and parts of, decaying plant materials. It's food for soil life and a storehouse for minerals, energy and water. These organic materials are mediums for certain organisms to grow on. The biological/organic farming system is based on balanced minerals and lots of soil(More)
In this study we explored the possibility of detecting blood loss in patients with hemorrhage symptoms (N=14) from photoplethysmographic (PPG) signals collected with pulse oximeters (PO) at forehead, ear and finger sites. We used variable frequency complex demodulation (VFCDM) technique to estimate amplitude modulations in heart rate frequency range (AMHR)(More)
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