有机材料处理词汇大全英文版.docVIP

材料英语证书考试(PEC)-有机材料处理词汇 Term Explanation Actinomycetes: Any of a group of generally low-oxygen–utilizing bacteria identified by a branching growth pattern that result in large threadlike structures. Many species occur in soil and are harmless to animals and higher plants. Adjuvant: An ingredient that improves the properties of a formulation to which it has been added. Aerate/aeration: To supply with air or expose to the circulation of air:?aerate soil?or?soil aeration. Forced aeration refers to the use of blowers in a compost pile. Aerobic: To be with oxygen. Life or biological processes that can occur only in the presence of oxygen, such as the digestion of? organic matter?by bacteria. Agricultural material: Material of plant or animal origin, which result from the production and processing of farm, ranch agricultural, horticultural, aquacultural, silvicultural, floricultural, vermicultural, or viticultural products, including manures, orchard and vineyard prunings, and crop residues. Anaerobic: To be without oxygen. A biological process occurring in the absence of oxygen, marked by a foul odor. These odors may include acetic acid, butyric acid, or putrescine. Arthropod: (Greek--joint foot) Any of numerous invertebrate animals of the phylum (family) Arthropoda, including the insects, crustaceans, arachnids, and? myriapods, that are characterized by a? chitinous? exoskeleton?and a segmented body to which jointed appendages are articulated in pairs. Ash: The residue that remains after a solid waste has burned. Also referred to as bottom ash and fly ash. Bacteria: Microscopic single-celled organisms lacking a nucleus. They are structured as either rod-shaped, sphere-shaped, or spiral-shaped. They can be aerobic or anaerobic, or facultative anaerobic. Backyard composting: The on-site process (typically small scale) where the biological? decomposition?of organic materials such as leaves, grass clippings, brush, and food scraps is processed into a soil amendment. Bee