نتایج جستجو برای: repro
تعداد نتایج: 175 فیلتر نتایج به سال:
Riparian zones are of utmost importance in providing a wide range of ecological and societal services. Among these, their role in maintaining landscape connectivity through ecological corridors for animals and plants is of major interest from a conservation and management perspective. This paper describes a methodology to identify European regions as providers of structural riparian corridors, ...
BACKGROUND Three-dimensional (3D) fusion of morphological data obtained by coronary computed tomography angiography (CCTA) with functional data from resting and stress echocardiography could potentially provide additional information compared to examination results analyzed separately and increase the diagnostic and prognostic value of non-invasive imaging in patients with suspected coronary ar...
Reproductive phenology, reproductive traits and the pre emergent reproductive success (PERS) of Welwitschia mirabilis were studied in plants growing in the Botanical Garden of Portici. The leaves grow throughout the year and growth is positively correlated to temperature and day length; at flowering, the growth rate slows down. The plants have a reproductive cycle lasting 9-10 months; male plan...
Full perspective mappings between D objects and D images are more complicated than weak perspective mappings which consider only rotation translation and scaling Therefore in D model based robot navigation it is important to understand how and when full perspective must be taken into account In this paper we use a probabilistic combinatorial op timization algorithm to search for an optimal matc...
Osteoarthritis is the most common cause of disability in the developed world. One the most important features of the disease is the progressive thinning and eventual loss of articular cartilage which can be visualised using Magnetic Resonance (MR) imaging. A major goal of research in osteoarthritis is the discovery and development of drugs which preserve the articular cartilage. To guide this r...
The classical approach of evolutionism is based on the concept of the survival of the fittest individuals. More and more data indicate that natural selection often acts with supra individual mechanisms favoring genes and actions harmful for the individual. The most striking type of cases is when an individual kills himself or his offspring by actions genetically determined or favored. The neolo...
Der vorliegende Tagungsband umfasst die Kurzfassungen der Beiträge des Workshops "Software Migration" und die Kurzbeschreibungen der ausgestellen Software-Werkzeuge zur Unterstützung der Software Migration. Auf die Folienpräsentationen zu den einzelnen Beiträgen kann über
It is now generally accepted, as pointed out by Westgate (1945), that the pineapple mealybug, Pseudococcus brevipes (Ckll.), is present in Florida, causing wilt as in other, pineapple growing areas. Control of the pine apple mealybug and/or of the ants infesting the soil and plants is, furthermore, usually considered to effect control of the wilt of pineapples, as shown by Illingworth (1931). B...
Current theory suggests that population dynamics are the consequence of the repro? ductive strategies of individuals. Individual differences should be expressed in reproductive output, dispersal, social behavior, and recruitment. Mirror-image stimulation (MIS; i.e., exposure ofthe animal to a large mirror) was used as an independent measure of individuality, which could be distributed continuou...
A quality assurance (QA) procedure was developed to evaluate the congruence between the cone-beam computed tomography (CBCT) image center and the radiation isocenter on a Varian Trilogy linac. In contrast to the published QA procedures, this method did not require a ball bearing (BB) phantom to be placed exactly at the radiation isocenter through precalibrated room lasers or light field crossha...
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