Results 41 to 50 of about 19,572 (118)

The Nurse Policy Entrepreneur Café: Redefining Nursing Identity

Interdisciplinary Journal of Partnership Studies
The nursing profession was established in a spirit of individual policy entrepreneurship, yet this identity has been sparsely activated despite a recognized social contract with the public as a trusted advocate and a history of nurse policy ...
Grace Kistner, Michael Poláček, Ongelique Conflenti, Nina Beaman, Elinor Abraham   +4 more
doaj   +3 more sources

Techno-Economic Analysis of Biogas Production from Cow Manure

Jurnal Teknik Kimia dan Lingkungan
Biogas has been considered as a renewable alternative energy produced by anaerobic digestion of cow manure. A process of anaerobic digestion of cow manure was simulated by Aspen Plus software to analyze the cost of production.
Maktum Muharja, Husnul Khotimah, Darmayanti Rizki Fitria, Prastika Andika, Khamil Achri Isnan, Azhar Badril   +5 more
doaj   +1 more source

Chemical composition and fiber properties of fast-growing species in Latvia and its potential for forest bioindustry

Metsanduslikud Uurimused, 2017
Bioenergy, including energy from wood, currently provides about 9–13% of the total global energy supply. Every fibre of fast-growing wood has a value for its potential use as a material in both pulp and paper and wood chemical industries. The aim of this
Sable Inese, Grinfelds Uldis, Vikele Laura, Rozenberga Linda, Lazdina Dagnija, Zeps Martins, Jansons Aris   +6 more
doaj   +1 more source

Long-Term Testing of Aspen Clones in European Russia

Лесной журнал
The results of 40 years of testing of more than 20 aspen clones selected in various regions of European Russia and the USSR, growing in the Semiluki Tremuletum in the Voronezh Region, are presented.
Vadim A. Tsarev, Anatoly P. Tsarev, Raisa P. Tsareva, Natal’ya V. Laur   +3 more
doaj   +1 more source

Dendroecological Research into Aspen Growth in the Conditions of the Moscow Region

Лесной журнал
According to V.A. Dragavtsev's concept, the reaction of the annual ring to the provocative environmental background of different years creates a “portrait” of adaptive polygenic genotype systems.
Denis E. Rumyantsev, Nataliya S. Vorob’yeva   +1 more
doaj   +1 more source

Vegetation and biotope dynamics in sprucebilberry forests Piceetum myrtillosum: ten years after clearcutting with retention of European aspen Populus tremula

Трансформация экосистем
The changes in the biotope and in the spectrum of ecological coenotic groups of herb and dwarf shrub tiers of vegetation have been monitored over ten years following the clearcutting of the Piceetum myrtillosum (bilberry-rich spruce forest) considering ...
D. S. Troshin, D. M. Mirin
doaj   +1 more source

Evaluating Populus tremula L. and Salix caprea L. for phytoremediation: growth, metal uptake, and biochemical responses under arsenic, cadmium, and lead stress

Frontiers in Plant Science
This study investigates the phytoremediation potential of Populus tremula L. and Salix caprea L. in response to As, Cd, and Pb exposure using hydroponics. Seedlings were exposed to 5–50 µM Cd, 100–1000 µM As, and 50–200 µM Pb in P.
Vaida Sirgedaitė-Šėžienė, Greta Striganavičiūtė, Milana Šilanskienė, Inesa Kniuipytė, Marius Praspaliauskas, Irena Vaškevičienė, Egidijus Lemanas, Dorotėja Vaitiekūnaitė   +7 more
doaj   +1 more source

Detection of Aspens Using High Resolution Aerial Laser Scanning Data and Digital Aerial Images

Sensors, 2008
The aim was to use high resolution Aerial Laser Scanning (ALS) data and aerial images to detect European aspen (Populus tremula L.) from among other deciduous trees.
Kalle Eerikäinen, Mikko Vehmas, Matti Maltamo, Petteri Packalén, Raita Säynäjoki   +4 more
doaj  

Regional wildfire smoke reduces boreal forest carbon uptake

Environmental Research Communications
While many studies have examined carbon dynamics of boreal ecosystems following wildfire, research on forest-atmosphere carbon fluxes during widespread smoke events from adjacent active wildfires is limited.
B Van Huizen, D K Thompson, S L Wilkinson, R M Petrone, L E Chasmer, N Kljun, M D Flannigan, K J Devito, J M Waddington   +8 more
doaj   +1 more source

Species specific marker genes for systemic defence and stress responses to leaf wounding and flagellin stimuli in hybrid aspen and silver birch. [PDF]

PLoS One
Blūms K, Krivmane B, Ramanenka M, Matisons R, Ruņģis D, Zeps M, Orlovskis Z.   +6 more
europepmc   +1 more source