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2017     

Does less rain mean less grain in Turkey?

GERMANY-Stuttgart

26 June

Seminer in Hohenheim University,Institute of Agricultural Sciences in the Tropics (Hans-Ruthenberg-Institute), 

Tatar, O., 

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2017     

Agronomic and breeding approaches to improve water use efficiency

GERMANY-Stuttgart

27 June

Lecture for Water-People-Agriculture Organizarion in Hohenheim University,

Tatar, O., 

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2017     

Comparison of relay-intercropping wheat-cotton with conventional production systems

POLAND-Krzyżowa

28-29 March

Agriculture of XXI century - problems and challenges

Tatar, O., Cakalogulları, U., Atasoy Ates, G.D.A

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2017     

Climate impacts on wheat production over last 25 years in Turkey

ROMANIA-Bucharest

8-10 June

International Congress – Agriculture for life, life for Agriculture

Tatar, O., Istipliler, D.

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2017     

Mitigate grain yield losses of wheat under terminal drought stress by different nitrogen applications

ROMANIA-Bucharest

8-10 June

International Congress – Agriculture for life, life for Agriculture

Istipliler, D., Cakalogulları, U., Tatar, O

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2016     

Climate change impacts on crop production in Turkey

ROMANIA-Iasi

20-22 October

Life Science a Challenge to the Future

Tatar, O.

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2015     

Effects of drought stress on some quality traits of wheat

BOSNIA-Sarajevo

27-30 September

26th International Scientific-Expert Conferance of Agriculture and Food Industry
Tatar, O., Cakalogulları, U., Durmus, E., Aykut Tonk, F., Tatar, O.

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2013     

Changes in growth parameters of oregano (Origanum onites L.) under field conditions in the course of vegetation period

BOSNIA-Sarajevo

25-28 September

24th International Scientific-Expert Conferance of Agriculture and Food Industry
Tatar, O., Sonmez, C., Okkaoglu, H., Atasoy, G.D.

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2013     

Achillea millefolium  grubuna ait önemli tıbbi bitkilerde karşılaÅŸtırmalı bir çalışma: fizyolojik, fitokimyasal yaklaşımlar ve pratik uygulamalar

10-13 September

TURKEY-Konya

10. Tarla Bitkileri Kongresi

Bayram, E., Edreva, A., Gürel, A., Gevrek, M.N., Ekren, S., Tatar, O., Sönmez, C., Hayta, S.

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2011     

28 Sept.-1 Oct.

Possible mechanisms underlying yield reduction in wheat under post-anthesis drought:  physiological and biochemical properties of flag leaf

BOSNIA-Sarajevo

22nd International scientific-expert conference on agriculture and food industry

Tatar, O.

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2011     

Çiçeklenme sonrasi oluÅŸan kurak koÅŸullarin bazi buÄŸday çeÅŸitleri üzerine etkisi

12-15 September

TURKEY-Bursa

9. Tarla Bitkileri Kongresi

Tatar, O., Gevrek, M.N.

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2010     

Response of Achillea millefolium cv. “Proa” to different moisture content of soil: essential oil content and chamazulene rate

JORDAN-Petra

3-4 Novamber

2nd International Symposium on Medicinal Plants, Their Cultivation and Aspects of Uses

Tatar, Ö., Konakciev, A., Sönmez, Ç., Bayram, E., Edreva, A.,

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