GIELEN, Birgit

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GIELEN, Birgit
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birgit.gielen@uhasselt.be
 
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Publications

Results 1-30 of 30 (Search time: 0.011 seconds).

Issue DateTitleContributor(s)TypeCat.
12018The implementation of academic detailing and its effectiveness on appropriate prescribing of pain relief medication: a real-world cluster randomized trial in Belgian general practicesBRUYNDONCKX, Robin; Verhoeven, Veronique; Anthierens, Sibyl; Cornelis, Koen; Ackaert, Kathelijne; GIELEN, Birgit; Coenen, SamuelJournal ContributionA1
22014Appropriate international measures for outpatient antibiotic prescribing and consumption: recommendations from a national data comparison of different measuresCoenen, Samuel; GIELEN, Birgit; BLOMMAERT, Adriaan; Beutels, Philippe; HENS, Niel; Goossens, HermanJournal ContributionA1
32013Patient and prescriber determinants for the choice between amoxicillin and broader-spectrum antibiotics: a nationwide prescription-level analysisBLOMMAERT, Adriaan; Coenen, Samuel; GIELEN, Birgit; Goossens, Herman; HENS, Niel; Beutels, PhilippeJournal ContributionA1
42007Chronic ozone exposure affects leaf senescence of adult beech trees: a chlorophyll fluorescence approachGIELEN, Birgit; Loew, Markus; Deckmyn, Gaby; Metzger, Ursula; Franck, Fabrice; Heerdt, Christian; Matyssek, Rainer; VALCKE, Roland; Ceulemans, ReinhartJournal ContributionA1
52007Increased nitrogen-use efficiency of a short-rotation poplar plantation in elevated CO2 concentrationCalfapietra, Carlo; De Angelis, Paolo; GIELEN, Birgit; Lukac, Martin; Moscatelli, Maria Cristina; Avino, Giuseppina; Lagomarsino, Alessandra; Polle, Andrea; Ceulemans, Reinhart; Scarascia-Mugnozza, Giuseppe; Hoosbeek, Marcel R.; Cotrufo, Maria FrancescaJournal ContributionA1
62007Combined effects of climate warming and plant diversity loss on above- and below-ground grassland productivityde Boeck, H.J.; Lemmens, C.M.H.M.; GIELEN, Birgit; Bossuyt, H.; Malchair, S.; Carnol, M.; Merckx, R.; Ceulemans, R.; Nijs, I.Journal ContributionA1
72007Effects of climate warming and species richness on photochemistry of grasslandsGIELEN, Birgit; Naudts, Kim; D'Haese, David; Lemmens, Catherine M. H. M.; De Boeck, Hans J.; Biebaut, Eddy; SERNEELS, Roger; VALCKE, Roland; Nijs, Ivan; Ceulemans, ReinhartJournal ContributionA1
82006Responses to elevated (CO{O:2}) of a short rotation, multispecies poplar plantation; the POPFACE/EUROFACE experimentGIELEN, Birgit; Scarascia-Mugnozza, G.; Calfapietra, C.; Ceulemans, R.; Cotrufo, M.F.; de Angelis, P.; Godbold, D.; Hoosbeek, M.R.; Kull, O.; Lukac, M.; Marek, M.; Miglietta, Franco; Polle, A.; Raines, C.; Sabatti, M.; Anselmi, N.; Taylor, G.Journal ContributionA3
92006End-of-season effects of elevated temperature on ecophysiological processes of grassland species at different species richness levelsLemmens, C.M.H.M.; de Boeck, H.J.; GIELEN, Birgit; Bossuyt, H.; Malchair, S.; Carnol, M.; Merckx, R.; Nijs, I.; Ceulemans, R.Journal ContributionA1
102006Chlorophyll a fluorescence imaging of ozone-stressed Brassica napus L. plants differing in glucosinolate concentrationsGIELEN, Birgit; Vandermeiren, K.; HOREMANS, Nele; D'Haese, D.; SERNEELS, Roger; VALCKE, RolandJournal ContributionA1
112005Chlorophyll a fluorescence imaging of grassland species in a warmer climateGIELEN, Birgit; HUYBRECHTS, Christy; VALCKE, Roland; de Boeck, H.; Lemmens, C.; Nijs, I.; Ceulemans, C.Proceedings PaperC2
122005Effect of tetracycline on wild type and IPT-transgenic tobacco plants studied by fluorescence imagingQUANTEN, Lieve; GIELEN, Birgit; VALCKE, RolandProceedings PaperC2
132005Forest response to elevated CO2 is conserved across a broad range of productivityGIELEN, Birgit; Norby, Richard J.; DeLucia, Evan H.; Calfapietra, Carlo; Giardina, Christian P.; King, John S.; Ledford, Joanne; McCarthy, Heather R.; Moore, David J.P.; Ceulemans, Reinhart; De Angelis, Paolo; Finzi, Adrien C.; Karnosky, David F.; Kubiske, Mark E.; Lukac, Martin; Pregitzer, Kurt S.; Scarascia-Mugnozza, Giuseppe E.; Schlesinger, William H.; Oren, RamJournal ContributionA1
142005Net carbon storage in a poplar plantation (POPFACE) after three years of free-air CO2 enrichmentGIELEN, Birgit; Calfapietra, C.; Lukac, M.; Wittig, V.E.; de Angelis, P.; Janssens, I.A.; Moscatelli, M.C.; Grego, S.; Cotrufo, M.F.; Godbold, D.L.; Hoosbeek, M.R.; Long, S.P.; Miglietta, Franco; Polle, A.; Bernacchi, Carl J.; Davey, P.A.; Ceulemans, R.; Scarascia-Mugnozza, G.E.Journal ContributionA1
152005Carbon budget of Pinus sylvestris saplings after four years of exposure to elevated atmospheric carbon dioxide concentrationJanssens, I.A.; Medlyn, B.; GIELEN, Birgit; Laureysens, I.; Jach, M.E.; van Hove, D.; Ceulemans, R.Journal ContributionA1
162005Gross primary production is stimulated for three Populus species grown under free-air CO2 enrichment from planting through canopy closureWittig, Victoria E.; Bernacchi, Carl J.; Zhu, Xin-Guang; Calfapietra, Carlo; Ceulemans, Reinhart; Deangelis, Paolo; GIELEN, Birgit; Miglietta, Franco; Morgan, Patrick B.; Long, Stephen B.Journal ContributionA1
172004Growth of a poplar short rotation coppice under elevated atmospheric CO2 concentrations (EUROFACE) depends on fertilization and speciesLiberloo, M.; GIELEN, Birgit; Calfapietra, C.; Veys, C.; Pigliacelli, R.; Scarascia-Mugnozza, G.; Ceulemans, R.Journal ContributionA1
182003Do above-ground growth dynamics of poplar change with time under CO2 enrichment?Calfapietra, C.; GIELEN, Birgit; Sabatti, M.; de Angelis, P.; Miglietta, Franco; Scarascia-Mugnozza, G.; Ceulemans, R.Journal ContributionA1
192003Three years of free-air CO2 enrichment (POPFACE) only slightly affect profiles of light and leaf characteristics in closed canopies of PopulusGIELEN, Birgit; Liberloo, M.; Bogaert, J.; Calfapietra, C.; de Angelis, P.; Miglietta, Franco; Scarascia-Mugnozza, G.; Ceulemans, R.Journal ContributionA1
202003Free-air CO2 enrichment (FACE) enhances biomass production in a short-rotation poplar plantationCalfapietra, C.; GIELEN, Birgit; Galema, A.N.J.; Lukac, M.; de Angelis, P.; Moscatelli, M.C.; Ceulemans, R.; Scarascia-Mugnozza, G.Journal ContributionA1
212003Stem respiration of Populus species in the third year of free-air CO2 enrichmentGIELEN, Birgit; Scarascia-Mugnozza, G.; Ceulemans, R.Journal ContributionA1
222002Crown architecture of Populus spp. is differentially modified by free-air CO2 enrichment (POPFACE)GIELEN, Birgit; Calfapietra, C.; Claus, A.; Sabatti, M.; Ceulemans, R.Journal ContributionA1
232001Growth performance of Populus exposed to "Free Air Carbon Dioxide Enrichment" during the first growing season in the POPFACE experimentCalfapietra, Carlo; GIELEN, Birgit; Sabatti, Maurizio; De Angelis, Paolo; Scarascia-Mugnozza, Giuseppe; Ceulemans, ReinhartJournal ContributionA3
242001FACE systems for studying the impacts of greenhouse gases on forest ecosystemsKarnosky, D.F.; GIELEN, Birgit; Ceulemans, R.; Schlesinger, W.H.; Norby, R.J.; Oksanen, E.; Matyssek, Rainer; Hendrey, G.R.Journal ContributionA2
252001The likely impact of rising atmospheric CO2 on natural and managed {N:Populus}: a literature reviewGIELEN, Birgit; Ceulemans, R.Journal ContributionA2
262001Effects of atmospheric CO2 on growth and branchiness of different poplar (:Populus) genotypes in the POPFACE experimentGIELEN, Birgit; Calfapietra, C.; Janssens, I.A.; Scarascia-Mugnozza, G.; Ceulemans, R.Journal ContributionA3
272001Leaf area dynamics in a closed poplar plantation under free-air carbon dioxide enrichmentGIELEN, Birgit; Calfapietra, C.; Sabatti, M.; Ceulemans, R.Journal ContributionA1
282000Effects of season, needle age, and elevated atmospheric CO2 on chlorophyll fluorescence parameters and needle nitrogen concentration in Scots pine (Pinus sylvestris)GIELEN, Birgit; Jach, M.E.; Ceulemans, R.Journal ContributionA3
292000Global carbon: of pools and fluxes, or standing stocks and cycling ratesCeulemans, R.; GIELEN, Birgit; Jach, M.E.; Janssens, I.A.Journal ContributionA3
302000Effects of atmospheric carbon enrichment on a cultivated terrestrial ecosystem: a FACE experiment on a short rotation intensive poplar plantation (POPFACE)GIELEN, Birgit; Scarascia-Mugnozza, G.; Ceulemans, R.Journal ContributionA3