Glen Allen, VA Government County Parish. About Search Results. About Search Results. YP - The Real Yellow PagesSM - helps you find the right local businesses to meet your specific needs. Search results are sorted by a combination of factors to give you a set of choices in response to your search criteria.
Graduate study, travel, work make me an expert in benthics, European languages, wildlife mapping, world fauna and flora. Humus is what the organic constituent of soil is called. It's dark brown, fresh smelling, nutrient rich organic matter. It's formed from the break down of dead and decaying animal and plant matter, and from animal waste products, in the soil.
Rock, Water, Air, and organic matter. One part of soil is rock that has been broken down over time by wind, water, and chemical processes. Another material is called organic matter. It is made up of decaying plant and animal matter. Water and air are the other ingredients in soil. In a good garden soil, about 45 percent will be rock particles, 5 percent organic matter like leaves, 25 percent water, and 25 percent air. erosion is the gradual wearing away and breaking down of rocks and other material through a variety of processes.