نتایج جستجو برای: harvested factor
تعداد نتایج: 862592 فیلتر نتایج به سال:
Fear and prey refuges are two significant topics in the ecological community because they closely associated with connectivity of natural resources. The effect fear on populations (proportional to both predator) is investigated nonlinear-type predator-harvested Leslie–Gower model. This type refuge much more sensible realistic than constant Because there less research dynamics this refuge, curre...
BACKGROUND The focus of REDD+ is sensu stricto on maintaining forest carbon stocks. We extend the scope of sustainable management of forest from forests to timber utilization, and study carbon offsets resulting from the utilization of harvested timber for bio energy or harvested wood products (HWPs). The emission budget of harvesting operations depends on the loss of standing biomass by timber ...
We sought to determine the molecular basis of elevations in aerobic metabolic capacity in the oxidative muscle and liver of Gasterosteus aculeatus in response to cold acclimation. Fishes were cold- or warm-acclimated for 9 wk and harvested on days 1, 2, and 3 and weeks 1, 4, and 9 of cold acclimation at 8 degrees C, and on day 1 and week 9 of warm acclimation at 20 degrees C. Mitochondrial volu...
One effort to increase food security is rice production by providing adequate nutrition plants with organic fertilizers and growth regulators (PGR). The aim of this study was measure the black (black oryza), as well distribution average plus or minus data through treatment various concentrations PGR doses fertilizer. research design a two-factor factorial randomized block design. first factor c...
A field experiment was conducted to evaluate the yield and chemical composition of triticalegrain in different crop rotation and tillage systems. The first experimental factor was thecropping system – a) crop rotation and b) monoculture and the second factor was the tillagesystem – 1) conventional (CT), 2) reduced (RT) and 3) no-tillage (NT). The spring triticale yieldwas found to be 15.4% high...
BACKGROUND Therapeutic angiogenesis seeks to promote blood vessel growth to improve tissue perfusion. Vascular endothelial growth factor (VEGF) exists in multiple isoforms. We investigated an engineered zinc finger-containing transcription factor plasmid designed to activate the endogenous VEGF gene (ZFP-VEGF). METHODS AND RESULTS New Zealand White rabbits (n=56) underwent unilateral femoral ...
Modulating the paracrine effects of bone marrow mesenchymal stem cells (BMSCs) may be important for the treatment of ischemic myocardial tissue. In this regard, endogenous estrogen may enhance BMSC vascular endothelial growth factor (VEGF) production. However, little information exists regarding the effect of testosterone on stem cell function. We hypothesized that 1) endogenous or exogenous es...
Discovery tools are used in libraries to bring together books, articles, and other resources. Research has focused on user and librarian evaluation of these tools, but there are few evaluations of non-book and non-article sources. Discovery tools can also include metadata for local collections harvested through the Open Archives Initiative Protocol for Metadata Harvesting (OAI-PMH). Creating th...
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