stocking density

См. также в других словарях:

• stocking density — the number or biomass of fish stocked per unit area or volume …   Dictionary of ichthyology

• Stand density management diagram — A Stand Density Management Diagram is best described as a “simple biological model relating yield and density at any stage of stand development” Kershaw, J. A., and B.C. Fischer. 1991. A stand density management diagram for sawtimber sized mixed… …   Wikipedia

• Stand Density Index — (also known as Reineke s Stand Density Index [Reineke, L.H. 1933 Perfecting a stand density index for even aged forest. Journal of Agricultural Research 46:627 638] after its founder) is a measure of the density of a stand of trees based on the… …   Wikipedia

• Aquaculture — installations in southern Chile Aquaculture, also known as aquafarming, is the farming of aquatic organisms such as fish, crustaceans, molluscs and aquatic plants …   Wikipedia

• Factory farming — A commercial chicken house raising broiler pullets for meat …   Wikipedia

• Free range — is a method of farming husbandry where the animals are allowed to roam freely instead of being contained in any manner. The term is used in two senses that do not overlap completely: as a farmer centric description of husbandry methods, and as a… …   Wikipedia

• Taura syndrome — Taxobox virus group = iv familia = Discistroviridae species = Taura syndrome virus The controversyTaura syndrome (TS) was first described in Ecuador during the summer of 1992. In March 1993, it returned as a major epidemic and was the object of… …   Wikipedia

• Yarding — In poultry keeping, yarding is the practice of providing the poultry with a fenced yard in addition to a poultry house. Movable yarding is a form of managed intensive grazing.Yarding is often confused with free range. The distinction is that free …   Wikipedia

• Animal psychopathology — is the study of mental or behavioral disorders in non human animals.Historically, there has been an anthropocentric tendency to emphasize the study of animal psychopathologies as models for human mental illnesses [Owen, J. B., Treasure, J.L.… …   Wikipedia

• Heliciculture — (snail farming) is the process of farming or raising snails.HistoryRoasted snail shells have been found in archaeological excavations, an indication that snails have been eaten since prehistoric times [ [http://watarts.uwaterloo.ca/… …   Wikipedia

• Treeplanting — is the process of transplanting tree seedlings, generally for forestry, land reclamation, or landscaping purposes. It differs from the transplantation of larger trees in arboriculture, and the lower cost but slower and less reliable distribution… …   Wikipedia