منابع مشابه
Abstracts from the 31 International Sun Valley Hard Tissue Workshop
Abstracts from the 31 International Sun Valley Hard Tissue Workshops from the 31 International Sun Valley Hard Tissue Workshop 6-10 August 2001, Sun Valley, Idaho, USA Program Chairmen D.B. Burr and W.S.S. Jee OR-1 OSTEOPOROSIS IN WOMEN R.R. Recker Creighton University, Omaha, NE [email protected] The Sun Valley Workshop this year opens with a session on osteoporosis in women, to be followe...
متن کاملRed reveals branch die-back in Norway maple Acer platanoides.
BACKGROUND AND AIMS Physiological data suggest that autumn leaf colours of deciduous trees are adaptations to environmental stress. Recently, the evolution of autumn colouration has been linked to tree condition and defence. Most current hypotheses presume that autumn colours vary between tree individuals. This study was designed to test if within-tree variation should be taken into account in ...
متن کاملDevelopment of the Red Maple Understory in Northeastern Oak Forests
Permanent plot records ranging from 13 to 42 years in duration were used to study understory development in four upland oak forests in Massachusetts and New York. All tracts have a dense understory of shade-tolerant species dominated by red maple (Acer rubrum L.) but sparse representation of oak saplings. Mortality rates for red maple have been low compared to other species, and maples have inc...
متن کاملEvolution of stellar winds from the Sun to red giants
By performing global 1D MHD simulations, we investigate the heating and acceleration of solar and stellar winds in open magnetic field regions. Our simulation covers from photosphere to 20-60 stellar radii, and takes into account radiative cooling and thermal conduction. We do not adopt ad hoc heating function; heating is automatically calculated from the solutions of Riemann problem at the cel...
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ژورنال
عنوان ژورنال: Journal of Environmental Horticulture
سال: 2003
ISSN: 0738-2898,2573-5586
DOI: 10.24266/0738-2898-21.2.108