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1

Risk in the circular food economy: Glyphosate-based herbicide residues in manure fertilizers decrease crop yield

Muola, Anne, Fuchs, Benjamin, Laihonen, Miika, Rainio, Kalle, Heikkonen, Lauri, Ruuskanen, Suvi, Saikkonen, Kari, Helander, Marjo

Journal:

Science of The Total Environment

Year:

2021

File:

PDF, 808 KB

2021

2

Defensive mutualism between plants and endophytic fungi?

Kari Saikkonen, S. Saari, M. Helander

Journal:

Fungal Diversity

Year:

2010

Language:

english

File:

PDF, 293 KB

english, 2010

3

Silicon, endophytes and secondary metabolites as grass defenses against mammalian herbivores

Huitu, Otso, Forbes, Kristian M., Helander, Marjo, Julkunen-Tiitto, Riitta, Lambin, Xavier, Saikkonen, Kari, Stuart, Peter, Sulkama, Sini, Hartley, Sue

Journal:

Frontiers in Plant Science

Year:

2014

Language:

english

File:

PDF, 686 KB

english, 2014

4

Evolution of endophyte–plant symbioses

Kari Saikkonen, Piippa Wäli, Marjo Helander, Stanley H. Faeth

Journal:

Trends in Plant Science

Year:

2004

Language:

english

File:

PDF, 281 KB

english, 2004

5

Postglacial colonization history reflects in the genetic structure of natural populations of Festuca rubra in Europe

von Cräutlein, Maria, Leinonen, Päivi H., Korpelainen, Helena, Helander, Marjo, Väre, Henry, Saikkonen, Kari

Journal:

Ecology and Evolution

Year:

2019

Language:

english

File:

PDF, 906 KB

english, 2019

6

Antioxidants inFestuca rubraL. seeds affected by the fungal symbiontEpichloë festucae

Gundel, Pedro E., Hamilton, Cyd E., Seal, Charlotte E., Helander, Marjo, Martínez-Ghersa, María Alejandra, Ghersa, Claudio M., Vázquez de Aldana, Beatriz R., Zabalgogeazcoa, Iñigo, Saikkonen, Kari

Journal:

Year:

2012

Language:

english

File:

PDF, 319 KB

english, 2012

7

Fungal endophytes help prevent weed invasions

Saikkonen, Kari, Ruokolainen, Kalle, Huitu, Otso, Gundel, Pedro E., Piltti, Tiina, Hamilton, Cyd E., Helander, Marjo

Journal:

Agriculture, Ecosystems & Environment

Year:

2013

Language:

english

File:

PDF, 334 KB

english, 2013

8

An asexual Epichloë endophyte enhances waterlogging tolerance of Hordeum brevisubulatum

Song, Meiling, Li, Xiuzhang, Saikkonen, Kari, Li, Chunjie, Nan, Zhibiao

Journal:

Year:

2015

Language:

english

File:

PDF, 1.07 MB

english, 2015

9

Does endophyte symbiosis resist allelopathic effects of an invasive plant in degraded grassland?

Bao, Gensheng, Saikkonen, Kari, Wang, Hongsheng, Zhou, Lianyu, Chen, Shuihong, Li, Chunjie, Nan, Zhibiao

Journal:

Year:

2015

Language:

english

File:

PDF, 1.60 MB

english, 2015

10

Glyphosate decreases mycorrhizal colonization and affects plant-soil feedback

Helander, Marjo, Saloniemi, Irma, Omacini, Marina, Druille, Magdalena, Salminen, Juha-Pekka, Saikkonen, Kari

Journal:

Science of The Total Environment

Year:

2018

Language:

english

File:

PDF, 1.03 MB

english, 2018

11

Heritable Epichloë symbiosis shapes fungal but not bacterial communities of plant leaves

Nissinen, Riitta, Helander, Marjo, Kumar, Manoj, Saikkonen, Kari

Journal:

Scientific Reports

Year:

2019

Language:

english

File:

PDF, 1.33 MB

english, 2019

12

Classification of the glyphosate target enzyme (5-enolpyruvylshikimate-3-phosphate synthase) for assessing sensitivity of organisms to the herbicide

Leino, Lyydia, Tall, Tuomas, Helander, Marjo, Saloniemi, Irma, Saikkonen, Kari, Ruuskanen, Suvi, PuigbÃ², Pere

Journal:

Journal of Hazardous Materials

Year:

2020

File:

PDF, 324 KB

2020

13

Glyphosate-Modulated Biosynthesis Driving Plant Defense and Species Interactions

Fuchs, Benjamin, Saikkonen, Kari, Helander, Marjo

Journal:

Trends in Plant Science

Year:

2020

File:

PDF, 1.14 MB

2020

14

Vertically Transmitted Symbionts in Structured Host Metapopulations

Mats Gyllenberg, Diana Preoteasa, Kari Saikkonen

Journal:

Bulletin of Mathematical Biology

Year:

2002

Language:

english

File:

PDF, 129 KB

english, 2002

15

Vertically transmitted fungal endophytes: different responses of host-parasite systems to environmental conditions

Jouni U. Ahlholm, Marjo Helander, Silja Lehtimäki, Piippa Wäli, Kari Saikkonen

Journal:

Year:

2002

Language:

english

File:

PDF, 315 KB

english, 2002

16

Micro-fungi and invertebrate herbivores on birch trees: fungal mediated plant–herbivore interactions or responses to host quality?

Jouni Ahlholm, Marjo Helander, Pirjo Elamo, Irma Saloniemi, Seppo Neuvonen, Sinikka Hanhimäki, Kari Saikkonen

Journal:

Ecology Letters

Year:

2002

Language:

english

File:

PDF, 108 KB

english, 2002

17

Occurrence and Genetic Structure of the Systemic Grass EndophyteEpichloë festucaein Fine Fescue Populations

Piippa R. Wäli, Jouni U. Ahlholm, Marjo Helander, Kari Saikkonen

Journal:

Microbial Ecology

Year:

2007

Language:

english

File:

PDF, 273 KB

english, 2007

18

The Effects of Endophytes on Seed Production and Seed Predation of Tall Fescue and Meadow Fescue

Susanna Saari, Marjo Helander, Stanley H. Faeth, Kari Saikkonen

Journal:

Microbial Ecology

Year:

2010

Language:

english

File:

PDF, 217 KB

english, 2010

19

Are endophyte-mediated effects on herbivores conditional on soil nutrients?

Päivi Lehtonen, Marjo Helander, Kari Saikkonen

Journal:

Year:

2005

Language:

english

File:

PDF, 150 KB

english, 2005

20

Consumption of grass endophytes alters the ultraviolet spectrum of vole urine

Otso Huitu, Marjo Helander, Päivi Lehtonen, Kari Saikkonen

Journal:

Year:

2008

Language:

english

File:

PDF, 295 KB

english, 2008

21

Variable effects of endophytic fungus on seedling establishment of fine fescues

Piippa R. Wäli, Marjo Helander, Irma Saloniemi, Jouni Ahlholm, Kari Saikkonen

Journal:

Year:

2009

Language:

english

File:

PDF, 469 KB

english, 2009

22

Leaf surface traits: overlooked determinants of birch resistance to herbivores and foliar micro-fungi?

Elena Valkama, Julia Koricheva, Juha-Pekka Salminen, Marjo Helander, Irma Saloniemi, Kari Saikkonen, Kalevi Pihlaja

Journal:

Year:

2005

Language:

english

File:

PDF, 156 KB

english, 2005

23

Heavy metals modify costs of reproduction and clonal growth in the stoloniferous herbPotentilla anserina

Sari Koivunen, Kari Saikkonen, Timo Vuorisalo, Pia Mutikainen

Journal:

Evolutionary Ecology

Year:

2004

Language:

english

File:

PDF, 315 KB

english, 2004

24

Environmental conditions and host plant origin override endophyte effects on invertebrate communities

Salla-Riikka Vesterlund, Marjo Helander, Stanley H. Faeth, Terho Hyvönen, Kari Saikkonen

Journal:

Fungal Diversity

Year:

2011

Language:

english

File:

PDF, 289 KB

english, 2011

25

ENVIRONMENTAL CONDITIONS AND HOST GENOTYPE DIRECT GENETIC DIVERSITY OF VENTURIA DITRICHA, A FUNGAL ENDOPHYTE OF BIRCH TREES

Jouni U. Ahlholm, Marjo Helander, Janne Henriksson, Mary Metzler, Kari Saikkonen

Journal:

Year:

2002

Language:

english

File:

PDF, 242 KB

english, 2002

26

Asexual Neotyphodium endophytes in a native grass reduce competitive abilities

Stanley H. Faeth, Marjo L. Helander, Kari T. Saikkonen

Journal:

Ecology Letters

Year:

2004

Language:

english

File:

PDF, 186 KB

english, 2004

27

Transfer of endophyte-origin defensive alkaloids from a grass to a hemiparasitic plant

Päivi Lehtonen, Marjo Helander, Michael Wink, Frank Sporer, Kari Saikkonen

Journal:

Ecology Letters

Year:

2005

Language:

english

File:

PDF, 213 KB

english, 2005

28

Impact of host plant quality on geometrid moth expansion on environmental and local population scales

Tea Ammunét, Tero Klemola, Kari Saikkonen

Journal:

Year:

2011

Language:

english

File:

PDF, 119 KB

english, 2011

29

Analysis of repair algorithms for mirrored-disk systems

Kari, H.H., Saikkonen, H.K., Park, N., Lombardi, F.

Journal:

IEEE Transactions on Reliability

Year:

1997

Language:

english

File:

PDF, 813 KB

english, 1997

30

Invading and resident defoliators in a changing climate: cold tolerance and predictions concerning extreme winter cold as a range-limiting factor

AMMUNÉT, TEA, KAUKORANTA, TIMO, SAIKKONEN, KARI, REPO, TAPANI, KLEMOLA, TERO

Journal:

Ecological Entomology

Year:

2012

Language:

english

File:

PDF, 972 KB

english, 2012

31

Climate change-driven species' range shifts filtered by photoperiodism

Saikkonen, Kari, Taulavuori, Kari, Hyvönen, Terho, Gundel, Pedro E., Hamilton, Cyd E., Vänninen, Irene, Nissinen, Anne, Helander, Marjo

Journal:

Nature Climate Change

Year:

2012

Language:

english

File:

PDF, 354 KB

english, 2012

32

Model systems in ecology: dissecting the endophyte–grass literature

Kari Saikkonen, Päivi Lehtonen, Marjo Helander, Julia Koricheva, Stanley H. Faeth

Journal:

Trends in Plant Science

Year:

2006

Language:

english

File:

PDF, 320 KB

english, 2006

33

Glyphosate in northern ecosystems

Marjo Helander, Irma Saloniemi, Kari Saikkonen

Journal:

Trends in Plant Science

Year:

2012

Language:

english

File:

PDF, 742 KB

english, 2012

34

Genetic and Environmental Factors Behind Foliar Chemistry of the Mature Mountain Birch

Haviola, Sanna, Neuvonen, Seppo, Rantala, Markus J., Saikkonen, Kari, Salminen, Juha-Pekka, Saloniemi, Irma, Yang, Shiyong, Ruuhola, Teija

Journal:

Journal of Chemical Ecology

Year:

2012

Language:

english

File:

PDF, 349 KB

english, 2012

35

Symbiotically modified organisms: nontoxic fungal endophytes in grasses

Gundel, Pedro E., Pérez, Luis I., Helander, Marjo, Saikkonen, Kari

Journal:

Trends in Plant Science

Year:

2013

Language:

english

File:

PDF, 401 KB

english, 2013

36

Symbiotic interactions as drivers of trade-offs in plants: effects of fungal endophytes on tall fescue

Gundel, Pedro E., Garibaldi, Lucas A., Helander, Marjo, Saikkonen, Kari

Journal:

Fungal Diversity

Year:

2013

Language:

english

File:

PDF, 344 KB

english, 2013

37

Neotyphodiumfungal endophyte in tall fescue (Schedonorus phoenix): a comparison of three Northern European wild populations and the cultivar Kentucky-31

Gundel, Pedro E., Helander, Marjo, Casas, Cecilia, Hamilton, Cyd E., Faeth, Stanley H., Saikkonen, Kari

Journal:

Fungal Diversity

Year:

2013

Language:

english

File:

PDF, 344 KB

english, 2013

38

Chemical Ecology Mediated by Fungal Endophytes in Grasses

Saikkonen, Kari, Gundel, Pedro E., Helander, Marjo

Journal:

Journal of Chemical Ecology

Year:

2013

Language:

english

File:

PDF, 243 KB

english, 2013

39

Non-systemic fungal endophytes inFestuca rubraplants infected byEpichloë festucaein subarctic habitats

Iñigo Zabalgogeazcoa, Pedro E. Gundel, Marjo Helander, Kari Saikkonen

Journal:

Fungal Diversity

Year:

2013

Language:

english

File:

PDF, 231 KB

english, 2013

40

INTERACTIVE EFFECTS OF POLLINATION AND HEAVY METALS ON RESOURCE ALLOCATION IN POTENTILLA ANSERINA L.

Saikkonen, Kari, Koivunen, Sari, Vuorisalo, Timo, Mutikainen, Pia

Journal:

Year:

1998

Language:

english

File:

PDF, 120 KB

english, 1998

41

Occurrence and Genetic Structure of the Systemic Grass Endophyte Epichloë festucae in Fine Fescue Populations

Piippa R. Wäli, Jouni U. Ahlholm, Marjo Helander and Kari Saikkonen

Journal:

Microbial Ecology

Year:

2007

Language:

english

File:

PDF, 1.64 MB

english, 2007

42

The Persistence of Vertically Transmitted Fungi in Grass Metapopulations

Kari Saikkonen, Diana Ion and Mats Gyllenberg

Journal:

Proceedings Biological Sciences

Year:

2002

Language:

english

File:

PDF, 987 KB

english, 2002

43

Susceptibility of endophyte-infected grasses to winter pathogens (snow molds)

Wäli, Piippa R., Helander, Marjo, Nissinen, Oiva, Saikkonen, Kari

Journal:

Canadian Journal of Botany

Year:

2006

Language:

english

File:

PDF, 201 KB

english, 2006

44

Efficient analysis of ploidy levels in plant evolutionary ecology

Dirihan, Serdar, Terho, Perttu, Helander, Marjo, Saikkonen, Kari

Journal:

Year:

2013

Language:

english

File:

PDF, 264 KB

english, 2013

45

[IEEE Comput. Soc. Press 1993 IEEE International Workshop on Defect and Fault Tolerance in VLSI Systems - Venice, Italy (27-29 Oct. 1993)] Proceedings of 1993 IEEE International Workshop on Defect and Fault Tolerance in VLSI Systems - Detection of defective media in disks

Kari, H.H., Saikkonen, H., Lombardi, F.

Year:

1993

Language:

english

File:

PDF, 398 KB

english, 1993

46

[IEEE Comput. Soc. Press International Workshop on Defect and Fault Tolerance in VLSI - Lafayette, LA, USA (13-15 Nov. 1995)] Proceedings of International Workshop on Defect and Fault Tolerance in VLSI - Repair algorithms for mirrored disk systems

Kari, H.H., Saikkonen, K., Sungsoo Kim,, Lombardi, F.

Year:

1995

Language:

english

File:

PDF, 455 KB

english, 1995

47

Birch leaf endophytes in managed and natural boreal forests

Helander, Marjo, Wäli, Piippa, Kuuluvainen, Timo, Saikkonen, Kari

Journal:

Canadian Journal of Forest Research

Year:

2006

File:

PDF, 154 KB

2006

48

Interactive Effects of Pollination and Heavy Metals on Resource Allocation in Potentilla anserina L

Kari Saikkonen, Sari Koivunen, Timo Vuorisalo and Pia Mutikainen

Journal:

Year:

1998

Language:

english

File:

PDF, 414 KB

english, 1998

49

Effect of simulated acid rain on the growth performance of the European pine sawfly [Neodiprion sertifer)

Neuvonen, Seppo, Saikkonen, Kari, Suomela, Janne

Journal:

Scandinavian Journal of Forest Research

Year:

1990

Language:

english

File:

PDF, 702 KB

english, 1990

50

Variation in mortality among populations is higher for pymetrozine than for imidacloprid and spiromesifen in Trialeurodes vaporariorum in greenhouses in Finland

Ovčarenko, Irina, Lindström, Leena, Saikkonen, Kari, Vänninen, Irene

Journal:

Pest Management Science

Year:

2014

Language:

english

File:

PDF, 732 KB

english, 2014