Results 51 to 60 of about 25,598 (231)

Features of spatial structure and cenogenesis relict larch forests of the mountain forest-steppe of Southern Siberia [PDF]

Сибирский лесной журнал
The article provides original information about relict phenomena in the structure of the forest component of the mountain forest-steppe of Southern Siberia (SS).
B.-Ts. B. Namzalov, A. M. Samdan, L. V. Budazhapov, M. B-Ts. Namzalov   +3 more
doaj   +1 more source

Clade‐wide morphological and functional variation of the sauropsid columella

The Anatomical Record, EarlyView.
Abstract The columella (=stapes) is the middle ear bone of reptiles that transmits vibrations from the environment to the inner ear. It has been shown to exhibit extensive interspecific morphological disparity in several clades; however, its morphological variation and associated functional consequences remain poorly described.
John Peacock, Serjoscha W. Evers, Tiago R. Simões, Garth M. Spellman, Daniel J. Field   +4 more
wiley   +1 more source

Factors of the formation of landscape diversity of the natural park "Foothills of the Altai" and ways to preserve it

, 2017
The article discusses the importance of the factors of the formation of the landscape structure and landscape diversity for the creation of a natural park for the purpose of nature protection and the development of recreational nature management.
N. F. Kharlamova, M. M. Silantyeva, I. N. Rotanova, O. N. Baryshnikova   +3 more
core   +1 more source

КОД СТЕПИ: ЗНАКИ ИДЕНТИЧНОСТИ (ТИПА ТАМГА) ПЛЕМЕНИ НАЙМАН (ВТОРАЯ ПОЛОВИНА XVIII — НАЧАЛО XX В.) [PDF]

Материалы по археологии и истории античного и средневекового Причерноморья
Исследование посвящено морфологическому и территориальному анализу тамг — знаков групповой идентичности, зафиксированных в архивных, этнографических и археологических источниках по Восточному Казахстану конца XVIII — начала XX в.
Калдыбаева, Г.А., Елемесова, Ж.К.   +1 more
doaj   +1 more source

Hydraulic reconstruction of catastrophic drainage from the Late Glacial, Lake Fraser, British Columbia, Canada

Journal of Quaternary Science, EarlyView.
ABSTRACT Glacial Lake Fraser, which formed in British Columbia against the retreating Cordilleran Ice Sheet, stored ~520 km3 of water before its near‐total drainage into the Salish Sea during an outburst flood event. Despite the impact of the outburst flood on sediment transport and landscape evolution in the Fraser River valley, its peak discharge and
Sean M. Loeffler, John J. Clague, Brendan G. N. Miller, Sophie L. Norris   +3 more
wiley   +1 more source

First data on Dolichopodidae (Diptera) of the Tigirekskii Nature Reserve (Altai Territory, Russia)

, 2017
irst data on Dolichopodidae from the Tigirekskii Nature Reserve resulted from the short-term visit (July, 2014) are presented. All the collected species (20) were recorded for the first time in Altai Territory of Russia.
I. Ya. Grichanov
core   +1 more source

Lectotypifications and taxonomic changes in the holoparasitic Orobanchaceae

Nordic Journal of Botany, EarlyView.
Based on further extensive studies of specimens in various herbaria, lectotypes are designated for many taxa of holoparasitic Orobanchaceae. In particular, 47 names in the genera Boschniakia (incl. Xylanche), Cistanche, Orobanche, Phelipanche and Phelypaea are lectotypified.
Holger Uhlich, Stefan Rätzel, Óscar Sánchez Pedraja, Renata Piwowarczyk, Valerio Lazzeri, Patrice Descombes   +5 more
wiley   +1 more source

Oxidative Stress and The Activities of Catalase , GST in Thalassemic Patients

Ibn Al-Haitham Journal for Pure and Applied Sciences, 2017
The  study  concentrated  on  measuring  the  lipid  peroxidation marker malon di aldehyde (MDA) in sera of thirty five patients with minor Thalassemia  (Tm), thirty five with major Thalassemia (TM) and thirty five healthy control, their age ranged from
W.F Altai
doaj  

Genetic differentiation and adaptive evolution of buff‐tailed bumblebees in Asia

Insect Science, EarlyView.
This study investigates the genetic differentiation and local adaptation of the buff‐tailed bumblebee (Bombus terrestris) across its European and Asian populations. Using whole‐genome resequencing, we identified distinct genetic differences between populations, with Asian B. terrestris representing a unique genetic resource.
Long Su, Lele Ding, Paul H. Williams, Yan Liu, Ruijuan Wang, Xiaoyan Dai, Shan Zhao, Haolin Fu, Xiaomeng Zhao, Quangui Wang, Yancan Li, Huiling Sang, Robert M. Waterhouse, Yifan Zhai, Cheng Sun   +14 more
wiley   +1 more source

Eejay, Altai wild ryegrass

, 1991
Eejay Altai wild ryegrass, Leymus angustus (Trin.) Pilger, exhibits 18% greater seed yield and the same forage yield compared to Prairieland. Compared to Pearl Altai wild ryegrass, it yields less (91%) seed but more forage (114%).
T. Lawrence, P. G. Jefferson, C. D. Ratzlaff   +2 more
core   +1 more source