نتایج جستجو برای: trunk diameter

تعداد نتایج: 137935  

2010
Chunjian Li Zhijian Yang Kejiang Cao

A rapamycin-eluting stent was dislodged during attempt of implantation at the proximal right coronary artery, which was found by fluoroscopy to have migrated into the anterior trunk of the left renal artery. We chose a 5 mm diameter Amplatz gooseneck snare and successfully retrieved the lost stent from the lodging vessel.

2014
Richa Gupta Ashima S Sahni

This study provides quantitative data and information about the variations in branching patterns of aortic arch, normal lengths of BT and trachea, as well as their diameters, in 30 spontaneously aborted human foetuses aged 14– 35 weeks. Among all the foetuses examined, the aortic arches were found to have mainly two kind of variations in its branching pattern, without gender differences. In 53%...

Journal: :Environmental entomology 2011
Jung-Su Lee Robert A Haack Won Il Choi

The ambrosia beetle, Platypus koryoensis (Murayama), vectors the Korean oak wilt (KOW) pathogen, Raffaelea quercus-mongolicae K.H. Kim, Y.J. Choi, & H.D. Shin, in Korea, which is highly lethal to Mongolian oak, Quercus mongolica Fisch., and is considered a major threat to forest ecosystem health. We characterized the attack pattern of P. koryoensis along the lower trunk of 240 Mongolian oaks i...

2012
Thomas Hellström Peter Hohnloser Ola Ringdahl Ola Lindroos

Accurate vehicle localization in forest environments is still an unresolved problem. GPS has obvious limitations in dense forest, and has to be mixed with other techniques to provide satisfying solutions. One possible way is to localize the vehicle relative to trees detected around the vehicle. The rst step to implement this method is is to nd reliable methods to detect trees, and also to match...

Journal: :Scientific Electronic Archives 2021

Studies with Curatella americana L wood are justified due to scarce information about this species. In context, we collected samples from six trees (ages varied between 30-40 years old) planted in Selvíria (MS- Brazil). Our objective was verify longitudinal variation of basic density and anatomy. From each sampled tree, 5 cm thick discs were removed, at three different heights: base the trunk (...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2017
Hong-He Xu Christopher M Berry William E Stein Yi Wang Peng Tang Qiang Fu

Cladoxylopsida included the earliest large trees that formed critical components of globally transformative pioneering forest ecosystems in the Mid- and early Late Devonian (ca. 393-372 Ma). Well-known cladoxylopsid fossils include the up to ∼1-m-diameter sandstone casts known as Eospermatopteris from Middle Devonian strata of New York State. Cladoxylopsid trunk structure comprised a more-or-le...

Journal: :پژوهش های تولید گیاهی 0

the field experiment was conducted to study the effect of soil moisture tension and potassium on growth and quantitative and qualitative characteristics of thomson navel orange on citrumelo rootstock in kotra citrus research station in ten years (1998-2009). the experiment was designed for four replications in randomized complete blocks with factorial treatment structure. the factors consisted ...

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