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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., 

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., 

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

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.

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

2016     

Climate change impacts on crop production in Turkey

ROMANIA-Iasi

20-22 October

Life Science a Challenge to the Future

Tatar, O.

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.

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.

2013     

Achillea millefolium  grubuna ait önemli tıbbi bitkilerde karşılaştırmalı 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.

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.

2011     

Çiçeklenme sonrasi oluşan kurak koşullarin bazi buğday çeşitleri üzerine etkisi

12-15 September

TURKEY-Bursa

9. Tarla Bitkileri Kongresi

Tatar, O., Gevrek, M.N.

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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