نتایج جستجو برای: forest nurseries
تعداد نتایج: 109754 فیلتر نتایج به سال:
OBJECTIVE Hepatitis B vaccination (HBV) is unlike any other immunization series because it can be initiated in the hospital nursery. The objective of this study was to describe how hospital nurseries develop HBV policies and to describe the sources of information used for learning about national HBV recommendations. METHODS A cross-sectional telephone survey was conducted on a national random...
چکیده ندارد.
Scots pine (Pinus sylvestris L.) is the most widely distributed species in Europe and relevant terms of planted areas harvest yields. Therefore, each year demand for planting stock exceedingly high, large quantities seedlings are produced annually throughout to carry out reforestation afforestation programs. Abundant diverse ectomycorrhizal (ECM) symbiosis critical success once field. To improv...
Over the past two decades, the headwaters of the Xingu Basin in the Amazon have been subjected to one of the highest deforestation rates in Brazil, with negative effects on both terrestrial and aquatic systems. The environmental consequences of forest land conversion have concerned the indigenous people living downstream, and this was the first motivation for the Y Ikatu Xingu campaign--'save t...
Growth-related characters, condition factor, and genetic differentiation were investigated for a single cohort of young-of-the-year (YOY) sole within and among nurseries with differing levels of heavy metals (Cd, Cu and Zn) contamination in the two Charentais Straits, Bay of Biscay, France. Analyses were performed when individuals recruited (May), then after a full summer spent in each nursery ...
OBJECTIVE To explore nutrition and food provision in pre-school nurseries in order to develop interventions to promote healthy eating in pre-school settings. DESIGN Quantitative data were gathered using questionnaires and professional menu analysis. SETTING In the community, at pre-school nurseries. SUBJECTS All 130 nurseries across Liverpool were a sent questionnaire (38 % response rate)...
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