sustained yield


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sustained yield

(sə-stānd′)
n.
The continuing yield of a biological resource, such as timber, by controlled periodic harvesting.
References in periodicals archive ?
Cultivars which can adjust flowering time can tolerate abiotic stress conditions resulting in sustained yield. In the present study, the non-significant negative correlation of days to50% flowering and days to maturity to grain yield/plant was found under salt treatment, whereas under normal field conditions highly significant negative correlation of these traits with grain yield/plant was observed in both2010 and 2011 years field trials.
The sustained yield gap between dollar and domestic currency assets would also provide the impetus to new borrowers.
Alaska remains the lone state in the nation with a constitutional mandate that all fish "be utilized, developed and maintained on the sustained yield principle." This guarantees that when retailers source any seafood from Alaska, they are choosing environmentally responsible and sustainable products.
Numerous reports provides evidence on the association between high rate of osmotic adjustment and sustained yield or biomass under drought-stress by sustaining cellular turgor maintains and yield-forming processes during drought-stress conditions (Ali et al., 1999).
For example, the clear plastic box pictured (to the right) was molded from an Eastman material called Tenite[TM], made from softwood trees, a renewable resource harvested under a sustained yield management program.
State forests, which the Montana DNRC manages in support of school trusts, have been operating with a sustained yield harvest target since 1995 (Figure 2).
Alaska's careful stewardship of salmon is unique: The hallmark of our fishery management is rooted in the Alaska Constitution, requiring the state's resources to be "utilized, developed, and maintained on the sustained yield principle." This means Alaska manages salmon to ensure the long-term future viability of fishing.
In every case, fish stock size was greater when the aim was to maximise economic returns, rather than sustained yield.
A pioneer of sustainability since its acceptance into the Union in 1959, Alaska mandates by law that "fish...be utilized, developed and maintained on the sustained yield principle."
be utilized, developed and maintained on the sustained yield principle." This long-term dedication to sustainability has resulted in keeping the world stocked with a continuous, ever-replenishing supply of wild seafood.
However, Gerald Eve said in a note this week: "We expect returns to fall over 2007 and 2008 as the sustained yield compression that has driven property performance finally ends."
Until last year implementation of HTI project have reached 2.5 million hectares , which will have a sustained yield of up to 22 million cubic meters of logs .