Now showing 1 - 8 of 8
  • 2018Journal Article
    [["dc.bibliographiccitation.firstpage","1"],["dc.bibliographiccitation.journal","Industrial Crops and Products"],["dc.bibliographiccitation.lastpage","14"],["dc.bibliographiccitation.volume","116"],["dc.contributor.author","Li, Lantao"],["dc.contributor.author","Jákli, Bálint"],["dc.contributor.author","Lu, Piaopiao"],["dc.contributor.author","Ren, Tao"],["dc.contributor.author","Ming, Jin"],["dc.contributor.author","Liu, Shishi"],["dc.contributor.author","Wang, Shanqin"],["dc.contributor.author","Lu, Jianwei"],["dc.date.accessioned","2020-12-10T14:24:41Z"],["dc.date.available","2020-12-10T14:24:41Z"],["dc.date.issued","2018"],["dc.identifier.doi","10.1016/j.indcrop.2018.02.051"],["dc.identifier.issn","0926-6690"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/72320"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Assessing leaf nitrogen concentration of winter oilseed rape with canopy hyperspectral technique considering a non-uniform vertical nitrogen distribution"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2017Journal Article
    [["dc.bibliographiccitation.firstpage","20"],["dc.bibliographiccitation.journal","Journal of Plant Physiology"],["dc.bibliographiccitation.lastpage","30"],["dc.bibliographiccitation.volume","209"],["dc.contributor.author","Jakli, Balint"],["dc.contributor.author","Tavakol, Ershad"],["dc.contributor.author","Traenkner, Merle"],["dc.contributor.author","Senbayrama, Mehmet"],["dc.contributor.author","Dittert, Klaus"],["dc.date.accessioned","2018-11-07T10:27:55Z"],["dc.date.available","2018-11-07T10:27:55Z"],["dc.date.issued","2017"],["dc.description.abstract","Potassium (K) is crucial for crop growth and is strongly related to stress tolerance and water-use efficiency (WUE). A major physiological effect of K deficiency is the inhibition of net CO2 assimilation (AN) during photosynthesis. Whether this reduction originates from limitations either to photochemical energy conversion or biochemical CO2 fixation or from a limitation to CO2 diffusion through stomata and the leaf mesophyll is debated. In this study, limitations to photosynthetic carbon gain of sunflower (Helianthus annuus L.) under K deficiency and PEG-induced water deficit were quantified and their implications on plant-and leaf-scale WUE (WUEp, WUEL) were evaluated. Results show that neither maximum quantum use efficiency (F-v/F-m) nor in-vivo RubisCo activity were directly affected by K deficiency and that the observed impairment of A(N) was primarily due to decreased CO2 mesophyll conductance (g(m)). K deficiency additionally impaired leaf area development which, together with reduced A(N), resulted in inhibition of plant growth and a reduction of WUEp. Contrastingly, WUEL was not affected by K supply which indicated no inhibition of stomatal control. PEG-stress further impeded A(N) by stomatal closure and resulted in enhanced WUEL and high oxidative stress. It can be concluded from this study that reduction of g(m) is a major response of leaves to K deficiency, possibly due to changes in leaf anatomy, which negatively affects A(N) and contributes to the typical symptoms like oxidative stress, growth inhibition and reduced WUEp. (C) 2016 Elsevier GmbH. All rights reserved."],["dc.description.sponsorship","K+S KALI GmbH, Kassel, Germany"],["dc.identifier.doi","10.1016/j.jplph.2016.11.010"],["dc.identifier.isi","000395687400003"],["dc.identifier.pmid","28012363"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/43319"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","PUB_WoS_Import"],["dc.publisher","Elsevier Gmbh, Urban & Fischer Verlag"],["dc.relation.issn","1618-1328"],["dc.relation.issn","0176-1617"],["dc.title","Quantitative limitations to photosynthesis in K deficient sunflower and their implications on water-use efficiency"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2019Journal Article
    [["dc.bibliographiccitation.firstpage","921"],["dc.bibliographiccitation.issue","4"],["dc.bibliographiccitation.journal","Physiologia Plantarum"],["dc.bibliographiccitation.lastpage","935"],["dc.bibliographiccitation.volume","166"],["dc.contributor.author","Koch, Mirjam"],["dc.contributor.author","Busse, Matthies"],["dc.contributor.author","Naumann, Marcel"],["dc.contributor.author","Jákli, Bálint"],["dc.contributor.author","Smit, Inga"],["dc.contributor.author","Cakmak, Ismail"],["dc.contributor.author","Hermans, Christian"],["dc.contributor.author","Pawelzik, Elke"],["dc.date.accessioned","2020-12-10T18:36:25Z"],["dc.date.available","2020-12-10T18:36:25Z"],["dc.date.issued","2019"],["dc.identifier.doi","10.1111/ppl.12846"],["dc.identifier.eissn","1399-3054"],["dc.identifier.issn","0031-9317"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/76618"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Differential effects of varied potassium and magnesium nutrition on production and partitioning of photoassimilates in potato plants"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2017Journal Article
    [["dc.bibliographiccitation.firstpage","99"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","Journal of Agronomy and Crop Science"],["dc.bibliographiccitation.lastpage","110"],["dc.bibliographiccitation.volume","204"],["dc.contributor.author","Jákli, B."],["dc.contributor.author","Hauer-Jákli, M."],["dc.contributor.author","Böttcher, F."],["dc.contributor.author","Meyer zur Müdehorst, J."],["dc.contributor.author","Senbayram, M."],["dc.contributor.author","Dittert, K."],["dc.date.accessioned","2020-12-10T18:28:54Z"],["dc.date.available","2020-12-10T18:28:54Z"],["dc.date.issued","2017"],["dc.identifier.doi","10.1111/jac.12239"],["dc.identifier.issn","0931-2250"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/76447"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Leaf, canopy and agronomic water-use efficiency of field-grown sugar beet in response to potassium fertilization"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2018Journal Article
    [["dc.bibliographiccitation.firstpage","23"],["dc.bibliographiccitation.issue","1-2"],["dc.bibliographiccitation.journal","Plant and Soil"],["dc.bibliographiccitation.lastpage","35"],["dc.bibliographiccitation.volume","430"],["dc.contributor.author","Tavakol, Ershad"],["dc.contributor.author","Jákli, Bálint"],["dc.contributor.author","Cakmak, Ismail"],["dc.contributor.author","Dittert, Klaus"],["dc.contributor.author","Karlovsky, Petr"],["dc.contributor.author","Pfohl, Katharina"],["dc.contributor.author","Senbayram, Mehmet"],["dc.date.accessioned","2020-12-10T14:11:48Z"],["dc.date.available","2020-12-10T14:11:48Z"],["dc.date.issued","2018"],["dc.identifier.doi","10.1007/s11104-018-3704-8"],["dc.identifier.eissn","1573-5036"],["dc.identifier.issn","0032-079X"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/71209"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Optimized potassium nutrition improves plant-water-relations of barley under PEG-induced osmotic stress"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2017Journal Article
    [["dc.bibliographiccitation.firstpage","5125"],["dc.bibliographiccitation.issue","20"],["dc.bibliographiccitation.journal","Journal of Agricultural and Food Chemistry"],["dc.bibliographiccitation.lastpage","5132"],["dc.bibliographiccitation.volume","66"],["dc.contributor.author","Hou, Wenfeng"],["dc.contributor.author","Yan, Jinyao"],["dc.contributor.author","Jákli, Bálint"],["dc.contributor.author","Lu, Jianwei"],["dc.contributor.author","Ren, Tao"],["dc.contributor.author","Cong, Rihuan"],["dc.contributor.author","Li, Xiaokun"],["dc.date.accessioned","2020-12-10T15:22:40Z"],["dc.date.available","2020-12-10T15:22:40Z"],["dc.date.issued","2017"],["dc.identifier.doi","10.1021/acs.jafc.8b01135"],["dc.identifier.eissn","1520-5118"],["dc.identifier.issn","0021-8561"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/73486"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Synergistic Effects of Nitrogen and Potassium on Quantitative Limitations to Photosynthesis in Rice ( Oryza sativa L.)"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2018Journal Article
    [["dc.bibliographiccitation.firstpage","414"],["dc.bibliographiccitation.issue","3"],["dc.bibliographiccitation.journal","Acta Physiologiae Plantarum"],["dc.bibliographiccitation.lastpage","431"],["dc.bibliographiccitation.volume","163"],["dc.contributor.author","Tränkner, Merle"],["dc.contributor.author","Tavakol, Ershad"],["dc.contributor.author","Jákli, Bálint"],["dc.date.accessioned","2018-11-20T08:20:05Z"],["dc.date.available","2018-11-20T08:20:05Z"],["dc.date.issued","2018"],["dc.description.abstract","Potassium (K) and magnesium (Mg) are mineral nutrients that are required in large quantities by plants. Both elements critically contribute to the process of photosynthesis and the subsequent long-distance transport of photoassimilates. If K or Mg is not present in sufficient quantities in photosynthetic tissues, complex interactions of anatomical, physiological and biochemical responses result in a reduction of photosynthetic carbon assimilation. As a consequence, excessive production of reactive oxygen species causes photo-oxidation of the photosynthetic apparatus and causes an up-regulation of photoprotective mechanisms. In this article, we review the functioning of K and Mg in processes directly or indirectly associated with photosynthesis. Focus is given to chloroplast ultrastructure, light-dependent and -independent reactions of photosynthesis and the diffusion of CO2  - a major substrate for photosynthesis - into chloroplasts. We further emphasize their contribution to phloem-loading and long-distance transport of photoassimilates and to the photoprotection of the photosynthetic apparatus."],["dc.identifier.doi","10.1111/ppl.12747"],["dc.identifier.pmid","29667201"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/56843"],["dc.language.iso","en"],["dc.notes.status","zu prüfen"],["dc.relation.eissn","1399-3054"],["dc.title","Functioning of potassium and magnesium in photosynthesis, photosynthate translocation and photoprotection"],["dc.type","journal_article"],["dc.type.internalPublication","unknown"],["dspace.entity.type","Publication"]]
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  • 2016Journal Article
    [["dc.bibliographiccitation.firstpage","733"],["dc.bibliographiccitation.issue","6"],["dc.bibliographiccitation.journal","Journal of Plant Nutrition and Soil Science"],["dc.bibliographiccitation.lastpage","745"],["dc.bibliographiccitation.volume","179"],["dc.contributor.author","Jakli, Balint"],["dc.contributor.author","Traenkner, Merle"],["dc.contributor.author","Senbayram, Mehmet"],["dc.contributor.author","Dittert, Klaus"],["dc.date.accessioned","2018-11-07T10:05:23Z"],["dc.date.available","2018-11-07T10:05:23Z"],["dc.date.issued","2016"],["dc.description.abstract","Enhancing crop water-use efficiency (WUE) is a major research objective in water-scarce agroecosystems. Potassium (K) enhances WUE and plays a crucial role in mitigating plant stress. Here, effects of K supply and PEG-induced water deficit on WUE of spring wheat (Triticum aestivum L. var. Sonett), grown in nutrient solution, were studied. Plants were treated with three levels of K supply (0.1, 1, 4 mM K+) and two levels of PEG (0, 25%). WUE was determined at leaf level (WUE L), at whole-plant level (WUEP), and via carbon isotope ratio (delta C-13). Effects of assimilation and stomatal conductance on WUE L were evaluated and compared with effects of biomass production and whole-plant transpiration (E-P) on WUEP. Adequate K supply enhanced WUEP up to 30% and by additional 20% under PEG stress, but had no effect on WUEL. E-P was lower with adequate K supply, but this effect may be attributed to canopy microclimate. Shoot delta C-13 responded linearly to time-integrated WUEL in adequately supplied plants, but not in K-deficient plants, indicating negative effects of K deficiency on mesophyll CO2 diffusion. It is concluded that leaf-scale evaluations of WUE are not reliable in predicting whole-plant WUE of crops such as spring wheat suffering K deficiency."],["dc.description.sponsorship","K+S KALI GmbH, Kassel, Germany"],["dc.identifier.doi","10.1002/jpln.201600340"],["dc.identifier.isi","000389031900006"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/38883"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Wiley-v C H Verlag Gmbh"],["dc.relation.issn","1522-2624"],["dc.relation.issn","1436-8730"],["dc.title","Adequate supply of potassium improves plant water-use efficiency but not leaf water-use efficiency of spring wheat"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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