نتایج جستجو برای: طبقهبندی jel r31

تعداد نتایج: 27711  

Journal: :Knowledge Organization 2022

The Journal of Economic Literature codes classification system (JEL) published by the American Association (AEA) is de facto standard for research literature in economics. JEL used to classify articles, dissertations, books, book reviews, and working papers EconLit, a database maintained AEA. Over time, it has evolved extended with over 850 subclasses. This paper reviews history development sys...

Journal: :Selcuk journal of agriculture and food sciences 2021

In this research, which including two cytoplasmic male sterile female (CMS) lines and six recessives branching tester parent (RfRf), 12 hybrids (F 1 ) were obtained by crossing the in Plant Breeding Greenhouse of Field Crops Department 2018-19 winter period. trial was carried out 2019 as four replications. height (cm), head diameter 100 seed weight (g), yield (kg ha -1 ), oil content (%) invest...

Journal: :Deu Muhendislik Fakultesi Fen ve Muhendislik 2018

ژورنال: :مجله تحقیقات اقتصادی 2011
محسن نظری الهام فرزانگان

بازار مسکن در سال 1384 از رکود خارج شد و رشد غیر طبیعی به خود گرفت. ولی به دنبال رشد قیمت مسکن که تا سال 1386 ادامه داشت، در بهار سال 1387 بازار مسکن ایران با رکود معاملات و ثبات قیمت ها مواجه شد. سپس در فصل تابستان قیمت ها به صورت مطلق روند کاهشی به خود گرفتند. این درحالیست که در سطح جهانی نیز شاهد افزایش قیمت مسکن بودیم. در مقاله پیش رو این موضوع که آیا این افزایش قیمت ها ریشه در عوامل بنیادی...

Journal: :International Journal of Advances in Engineering and Pure Sciences 2020

Journal: :Applied Mathematics and Computation 2006
Emin Kasap Ismail Aydemir Nuri Kuruoglu

In this article, a new type of ruled surfaces in a Lorentz 3-space R31 is obtained by a strictly connected time-like oriented line moving with Frenet s frame along a space-like curve. These surfaces are classified into time-like and space-like surfaces. The wellknown theorems due to Bonnet and Chasles in the 3-dimensional Euclidean space are proved for a time-like ruled surface. 2005 Published ...

Journal: :Afyon Kocatepe University Journal of Sciences and Engineering 2019

Journal: :Mehmet Akif Ersoy üniversitesi fen bilimleri enstitüsü 2021

Aloe vera (AV) süt, dondurma, şekerleme, sağlık içecekler gibi fonksiyonel gıdalarda kullanılmaktadır. Yapılan bu araştırmada, yoğurt kültürüne probiyotik ve teknolojik özelliklere sahip olan Lactobacillus plantarum AB6-25 suşu, %1, 2,5 5 oranlarında AV jel içeceği ilave edilerek üretimi yapılmıştır. Depolamanın 1, 7, 14 21. günlerinde üretilen yoğurtların fizikokimyasal, mikrobiyolojik analizl...

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