osman Azizi

Education

PhD. in Animal Nutrition , HUMBOLDT University of BERLIN , GERMANY (2004 - 2008)
Thesis title: Relationships between feeding behaviour and feed intake in dairy cows during early lactation
BSc. in َAnimal Science , Ferdowsi University of Mashhad , Iran (1988 - 1992)
Thesis title: Vitamin E in animal nutrition
MSc. in Animal Nutrition , University of Tehran , Iran (1993 - 1996)
Thesis title: Chemical composition and Gross energy of Feedstuff in Kurdistan

Courses

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Research activities

Journal Papers

Supplementation of lysophospholipids in calf starter: Effects on growth performance, blood metabolites, health, and ruminal ammonia nitrogen concentration Hiwa Baraz, Hossein Jahani-Azizabadi, osman Azizi (2024)

Effect of different levels of oak acorn on biodiversity bacterial epimural populations using molecular techniques of PCR-SSCP in Markhoz goats (1403)

Effect of cinnamon essential oil on performance, Nutrients digestibility and ruminal fermentation of nitrogen in feedlot male lambs (1402)

Effect of different levels of oak acorns on the biodiversity of rumen content bacterial populations using molecular techniques of PCR-SSCP in Markhoz goats (1402)

Effects of Thyme Essential Oil and Disodium Fumarate Alone or in Combination on Performance, Blood Metabolites, Ruminal Fermentation and Microbial Communities in Holstein Dairy Cows Hiwa Baraz, Hossein Jahani-Azizabadi, osman Azizi (2021)

Effects of Thyme Essential Oil and Disodium Fumarate on Ruminal Fermentation Characteristics, Microbial Population and Nutrient Flow in a Dual Flow Continuous Culture System Hiwa Baraz, Hossein Jahani-Azizabadi, osman Azizi (2020)

Simultaneous use of thyme essential oil and disodium fumarate can improve in vitro ruminal microbial fermentation characteristics Hiwa Baraz, Hossein Jahani-Azizabadi, osman Azizi (2018)

Effect of source and level of sulfur supplementation on mohair characteristics and growth in male goat kids osman Azizi, Sadegh Shademan, Amirali Sadeghi (2017)

(.Effects of replacement of corn with potato (Solanum tuberosum L tuber meal in broiler chicken diets Samira Adami, Amirali Sadeghi, Ahmad Karimi, osman Azizi, Mahmood Habibian (2017)

Effects of a specific blend of essential oils on apparent nutrient digestion, rumen fermentation and rumen microbial populations in sheep fed a 50:50 alfalfa hay:concentrate diet Naser KHateri, osman Azizi, Hossein Jahani-Azizabadi (2017)

Apple peel waste as a natural antioxidant for heat-stressed broiler chickens Zahra Haidari safar, Amirali Sadeghi, Ahmad Karimi, osman Azizi (2016)

Effects of different processing methods of flaxseed on ruminal degradability and in vitro post-ruminal nutrient disappearance Saman Lashkari, osman Azizi, Hossein Jahani-Azizabadi (2015)

Milk yield and composition, dry matter intake and blood parameters of Holstein cows fed ensiled apple pomace co-ensiled with broiler litter osman Azizi, Shahram Karimi, Amirali Sadeghi, Saman Lashkari (2014)

Effects of different concentrations of ground oak acorn on growth performance, blood parameters and carcass characteristics of goat kids Eisa Foroutan, osman Azizi, Amirali Sadeghi, farhang Fatehi, Saman Lashkari (2014)

Variations in feeding behaviour of high-yielding dairy cows in relation to parity during early to peak lactation osman Azizi, LUTZ Hasselmann, Otto Kaufmann (2010)

Relationship between feeding behaviour and feed intake of dairy cows depending on their parity and milk yield osman Azizi, O. Kaufmann, L. Hasselmann (2009)

DEVELOPMENT OF A SENSOR-BASED MONITORING SYSTEM FOR THE ANALYSIS OF THE RELATIONSHIP BETWEEN FEEDING BEHAVIOUR AND SUB CLINICAL METABOLIC DISORDERS IN DAIRY COWS Kindler, Annabell Kindler, Julia Dollinger, Stephanie Arnold, osman Azizi, Otto Kaufmann (2009)

Variations in feeding behaviour of high-yielding dairy cows in relation to parity during early to peak lactation osman Azizi, LUTZ Hasselmann, Otto Kaufmann (2009)

RELATIONSHIPS BETWEEN FEEDING BEHAVIOUR CHARACTERISTICS AND FEED INTAKE IN DAIRY COWS DURING EARLY LACTATION Otto Kaufmann, osman Azizi (2008)

Feeding behaviour of high-yielding dairy cows during early lactation O. Kaufmann, osman Azizi, L. Hasselmann (2007)

Conference Papers

Effects of lysophospholipid supplementation on per- formance and some reproduction parameters of early-lactating Holstein dairy cows Farshid Mirzaei, Hossein Jahani-Azizabadi, osman Azizi (2023)

Effects of lysophospholipids on growth performance and nutrient digestibility in dairy calves. Hiwa Baraz, Hossein Jahani-Azizabadi, osman Azizi (2023)

Effect of thyme essential oil and di-sodium fumarate on in vitro ruminal nutrient disappearance and partitioning factor Hiwa Baraz, Hossein Jahani-Azizabadi, osman Azizi (2016)

Effect of replacement of barley grain with oak acorn (Querqus persica) on Markhoz kids’ performance. Eisa Foroutan, osman Azizi, Amirali Sadeghi, farhang Fatehi, Shahram Karimi (2010)

Theses

Effects of peanut skin on milk production and composition in lactating Holstein cows Ahlam Yusif Wali, Hossein Jahani-Azizabadi, osman Azizi (2025)

Effects of sodium butyrate supplementation on performance of Mahabadi dairy goats during the transition period (1404)

Effect of a commercial synbiotic on performance and health parameters of sukling calves (1403)

Effect of different processing methods on chemical composition and ruminal degradability characteristics of sesame meal (1402)

Effects of pomegranate peel and soybean oil on performance, nutrient digestibility, ruminal microbial population and blood biochemical parameters in feedlot lambs Soran Abdulla, Hossein Jahani-Azizabadi, osman Azizi (2022)

Effect of different omega-6 and omega-3 fatty acids ratios of transition diet on blood chemicals metabolites and performance in lactating cross –bred sannen× Ghazvini goats (1399)

Effects of di-sodium fumarate, Saccharomyces cerevisiae yeast and vitamin B12 addition on ruminal fermentation and performance of lactating Holestein dairy cows (1398)

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Executive activities

Head of Student Affairs Center of Kurdistan Province (1400 - 1400)
Secretary of the Student Council of Universities in the region of five (1394 - 1400)
Vice Chancellor for Student Affairs (1394 - 1400)
Manager of University Education (1380 - 1382)
Faculty deputy (1378 - 1380)
Director of Animal Science Department (1391 - 1393)
Vice chancellor for research of agriculture faculty (1387 - 1391)
Director of Educational - Agricultural Research Center (1387 - 1389)