Search Results - "Heikkinen, Jaakko"

Declining trend of carbon in Finnish cropland soils in 1974-2009 by Heikkinen, Jaakko, Ketoja, Elise, Nuutinen, Visa, Regina, Kristiina

“…Soil organic matter not only affects soil properties and productivity but also has an essential role in global carbon (C) cycle. We studied changes in the…”
Get full text

Diagnostic accuracy of contrast-enhanced CT for neck abscesses: A systematic review and meta-analysis of positive predictive value by Hagelberg, Jon, Pape, Bernd, Heikkinen, Jaakko, Nurminen, Janne, Mattila, Kimmo, Hirvonen, Jussi

“…Objectives To review the diagnostic accuracy of contrast-enhanced computed tomography (CT) in differentiating abscesses from cellulitis in patients with neck…”
Get full text

Clinical and prognostic significance of emergency MRI findings in neck infections by Heikkinen, Jaakko, Nurminen, Janne, Velhonoja, Jarno, Irjala, Heikki, Happonen, Tatu, Soukka, Tero, Mattila, Kimmo, Hirvonen, Jussi

“…Objectives Due to its superior soft-tissue contrast and ability to delineate abscesses, MRI has high diagnostic accuracy in neck infections. Whether MRI…”
Get full text

Magnetic resonance imaging findings in pediatric neck infections—a comparison with adult patients by Nurminen, Janne, Heikkinen, Jaakko, Happonen, Tatu, Velhonoja, Jarno, Irjala, Heikki, Soukka, Tero, Ivaska, Lauri, Mattila, Kimmo, Hirvonen, Jussi

“…Background Differences in the functioning of the immune system and the anatomical proportions of the neck between children and adults lead to different…”
Get full text

Tillage and crop residue management methods had minor effects on the stock and stabilization of topsoil carbon in a 30-year field experiment by Singh, Pooja, Heikkinen, Jaakko, Ketoja, Elise, Nuutinen, Visa, Palojärvi, Ansa, Sheehy, Jatta, Esala, Martti, Mitra, Sudip, Alakukku, Laura, Regina, Kristiina

“…We studied the effects of tillage and straw management on soil aggregation and soil carbon sequestration in a 30-year split-plot experiment on clay soil in…”
Get full text

Diversification of crop rotations and soil carbon balance: impact assessment based on national-scale monitoring data by Kostensalo, Joel, Hyväluoma, Jari, Jauhiainen, Lauri, Keskinen, Riikka, Nuutinen, Visa, Peltonen-Sainio, Pirjo, Heikkinen, Jaakko

“…AbstractA successful crop rotation choice is key to the profitability and sustainability of farm management and may simultaneously have an impact on soil…”
Get full text

MRI of odontogenic maxillofacial infections: diagnostic accuracy and reliability by Heikkinen, Jaakko, Jokihaka, Viljami, Nurminen, Janne, Jussila, Ville, Velhonoja, Jarno, Irjala, Heikki, Soukka, Tero, Happonen, Tatu, Järnstedt, Jorma, Nyman, Mikko, Mattila, Kimmo, Hirvonen, Jussi

“…Objectives To determine the diagnostic accuracy of emergency magnetic resonance imaging (MRI) in odontogenic maxillofacial infections, the clinical and…”
Get full text

The Effects of Mixing Pulp and Paper Mill Sludge Into Wood Bark on Storage-Related Environmental Impacts and Heating Value by Oksanen, Juha, Keskinen, Riikka, Heikkinen, Jaakko, Kaseva, Janne, Rasa, Kimmo

“…The pulping industry generates vast amounts of bark and wastewater treatment sludges, which are combined and stored in stacks, often in the open air, prior to…”
Get full text

Reference Measurements in Developing UAV Systems for Detecting Pests, Weeds, and Diseases by Kaivosoja, Jere, Hautsalo, Juho, Heikkinen, Jaakko, Hiltunen, Lea, Ruuttunen, Pentti, Näsi, Roope, Niemeläinen, Oiva, Lemsalu, Madis, Honkavaara, Eija, Salonen, Jukka

“…The development of UAV (unmanned aerial vehicle) imaging technologies for precision farming applications is rapid, and new studies are published frequently. In…”
Get full text

MRI of acute neck infections: evidence summary and pictorial review by Hirvonen, Jussi, Heikkinen, Jaakko, Nyman, Mikko, Happonen, Tatu, Velhonoja, Jarno, Irjala, Heikki, Soukka, Tero, Mattila, Kimmo, Nurminen, Janne

“…Infection of the deep neck spaces is a life-threatening acute illness that requires prompt diagnosis and treatment. Magnetic resonance imaging (MRI) offers…”
Get full text

Chemical composition controls the decomposition of organic amendments and influences the microbial community structure in agricultural soils by Heikkinen, Jaakko, Ketoja, Elise, Seppänen, Leena, Luostarinen, Sari, Fritze, Hannu, Pennanen, Taina, Peltoniemi, Krista, Velmala, Sannakajsa, Hanajik, Peter, Regina, Kristiina

“…We assessed the soil carbon sequestration potential of various organic amendments of agricultural, municipal and industrial origin and the applicability of a…”
Get full text

Soil carbon plays a role in the climate impact of diet and its mitigation: the Finnish case by Saarinen, Merja, Heikkinen, Jaakko, Ketoja, Elise, Kyttä, Venla, Hartikainen, Hanna, Silvennoinen, Kirsi, Valsta, Liisa, Lång, Kristiina

“…Introduction Diet has a significant impact on the consumer’s climate impact, and a radical global change in the food system is necessary. However, the change…”
Get full text

Diagnostic performance of short noncontrast biparametric 3-T MRI for tonsillar infections: comparison with a full protocol including contrast-enhanced sequences by Vierula, Jari-Pekka, Nurminen, Janne, Jussila, Ville, Nyman, Mikko, Heikkinen, Jaakko, Pape, Bernd, Sorvettula, Kaarlo, Mattila, Kimmo, Hirvonen, Jussi

“…Background We investigated whether a short, 5-min magnetic resonance imaging (MRI) protocol consisting of only axial T2-weighted and diffusion-weighted imaging…”
Get full text

Pictorial Review of MRI Findings in Acute Neck Infections in Children by Nurminen, Janne, Heikkinen, Jaakko, Happonen, Tatu, Nyman, Mikko, Sirén, Aapo, Vierula, Jari-Pekka, Velhonoja, Jarno, Irjala, Heikki, Soukka, Tero, Ivaska, Lauri, Mattila, Kimmo, Hirvonen, Jussi

“…Pediatric neck infections and their complications, such as abscesses extending to deep neck compartments, are potentially life-threatening acute conditions…”
Get full text

Climate change induces carbon loss of arable mineral soils in boreal conditions by Heikkinen, Jaakko, Keskinen, Riikka, Kostensalo, Joel, Nuutinen, Visa

“…One‐fourth of the global soil organic carbon (SOC) is stored in the boreal region, where climate change is predicted to be faster than the global average…”
Get full text

How and why does willow biochar increase a clay soil water retention capacity? by Rasa, Kimmo, Heikkinen, Jaakko, Hannula, Markus, Arstila, Kai, Kulju, Sampo, Hyväluoma, Jari

“…Addition of biochar into a soil changes its water retention properties by modifying soil textural and structural properties. In addition, internal…”
Get full text

Cardiovocal Syndrome (Ortner's Syndrome) Associated with Chronic Thromboembolic Pulmonary Hypertension and Giant Pulmonary Artery Aneurysm: Case Report and Review of the Literature by Ghofrani, Ardeschir, Krombach, Gabriele A., Tiede, Henning, Heikkinen, Jaakko, Klußmann, Jens Peter, Vogt, Julia-Franziska, Litzlbauer, Detlef, Milger, Katrin, Alejandre-Lafont, Enrique, Woitzik, Christian

“…Cardiovocal syndrome or Ortner's syndrome is hoarseness due to left recurrent laryngeal nerve palsy caused by mechanical affection of the nerve from enlarged…”
Get full text

Temporal trends in Finnish agricultural soils: A comparative analysis of national and LUCAS soil monitoring datasets by Heikkinen, Jaakko, Kostensalo, Joel, Keskinen, Riikka, Soinne, Helena, Nuutinen, Visa

“…Finnish agricultural soil conditions are regularly monitored both through national and European Union (EU)‐wide LUCAS Soil sampling. In this study, we compare…”
Get full text

Temporal trends in F innish agricultural soils: A comparative analysis of national and LUCAS soil monitoring datasets by Heikkinen, Jaakko, Kostensalo, Joel, Keskinen, Riikka, Soinne, Helena, Nuutinen, Visa

“…Abstract Finnish agricultural soil conditions are regularly monitored both through national and European Union (EU)‐wide LUCAS Soil sampling. In this study, we…”
Get full text

Mitigation of Greenhouse Gas Emissions by Optimizing Groundwater Level in Boreal Cultivated Peatland by Heikkinen, Jaakko, Lång, Kristiina, Honkanen, Henri, Myllys, Merja

“…Optimizing the level of groundwater presents a viable strategy for mitigating the greenhouse gas (GHG) emissions associated with the cultivation of peatlands…”
Get full text