Results 11 to 20 of about 567,158 (362)

Puente para paso de peatones, en Iowa

open access: yesInformes de la Construccion, 1964
La pasarela recientemente construida en Des Moines (EE. UU.), presenta la notable particularidad de tener sus accesos en curva y apoyarse sobre pilares de forma cilíndrica.
- Howard   +3 more
doaj   +1 more source

Photosynthetic pigments of the Siberian spruce needles in the middle taiga forests of the European North-East Russia [PDF]

open access: yesСибирский лесной журнал, 2017
The seasonal changes in content and ratio of chlorophylls and carotenoids in the Siberian spruce Picea obovata Ledeb. needles growing in bilberry, bilberry-sphagnum and polytric-sphagnum forest types in the middle taiga subzone of the European North-East
V. V. Tuzhilkina
doaj   +1 more source

The changes of colouring and content of photosynthetic pigments in unevenaged needles of Picea pungens Engelm. in conditions of urban plantings

open access: yesІнтродукція Рослин, 2019
Objective – is to analyze the content of chlorophylls and carotenoids in the 1–4-year-old blue-coloured needles of Picea pungens Engelm. trees in street plantings of Kryvyi Rih city exposed to emissions of large metallurgical combine as well growing in ...
I.I. Korshykov   +2 more
doaj   +1 more source

Anatomical differences between Pinus mugs Truro populations from the Tarts Mts.. expressed in needle traits and in needle and cone traits together

open access: yesActa Societatis Botanicorum Poloniae, 2014
Two-year-old needles were collected from 429 individuals of dwarf mountain pine (Pius mugn Turra) from 10 populations of this species growing in the Tatra Mts. (5 populations from calcareous and 5 from calcium-free undersoil).
Maria Bobowicz, Maria Kzrakowa
doaj   +1 more source

Thermostability of antioxidant enzymes in tissues of Scots pine in heat shock conditions [PDF]

open access: yesСибирский лесной журнал, 2017
Samples of needles from the middle part of the crown and cambial zone scrapings, which includes cambium cells and nonlignified xylem cells from five stems of 15 years old Scots pine Pinus sylvestris L.
N. E. Sudachkova   +3 more
doaj   +1 more source

Diagnostic yield of Franseen and Fork-Tip biopsy needles for endoscopic ultrasound-guided tissue acquisition: a meta-analysis

open access: yesEndoscopy International Open, 2019
Background and study aims Although newer needle designs are thought to improve diagnostic outcomes of endoscopic ultrasound-guided fine-needle biopsy, there is limited evidence on their diagnostic performance. The aim of this meta-analysis was to provide
A. Facciorusso   +5 more
semanticscholar   +1 more source

Needle autopsy [PDF]

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 1997
Often in tropical practice there is not time or conditions to do a proper autopsy on a patient who has died. A needle biopsy technique is described for limited closed autopsy examination to clariffy organ histology. In this way the clinician may resolve puzzling fatal disease.
openaire   +4 more sources

Study on the Component and Distribution Characteristics of Needle-like Inclusions in Rose Quartz

open access: yesYankuang ceshi, 2018
BACKGROUND The needle-like inclusions in rose quartz are considered to be rutile or dumortierite, and their orientation is related to the c-axis. However, there is no consensus on this statement.
HU Zhe, GUO Ying
doaj   +1 more source

PSEUDOANEURISMA DA ARTÉRIA FEMORAL PROFUNDA

open access: yesAngiologia e Cirurgia Vascular, 2019
.
Miguel Lemos Gomes   +3 more
doaj   +1 more source

Features of elemental composition and pigment complex of the Siberian larch needles under impact of Irkutsk aluminum smelter emissions [PDF]

open access: yesСибирский лесной журнал, 2022
The paper presents data on the content of 32 chemical elements in the needles of the Siberian larch Larix sibirica Ledeb. trees growing at different distances from the Irkutsk aluminum smelter (IrkAS), as well as in the background areas. It is shown that
L. V. Afanas’eva   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy