نتایج جستجو برای: r23

تعداد نتایج: 330  

ژورنال: :به نژادی گیاهان زراعی و باغی 2013
مژگان تبریزی وند طاهری سیامک علوی کیا محمد مقدم واحد سعید اهری زاد مهدی غفاری

بررسی ترکیب‏پذیری عمومی و خصوصی لاین‏ها به منظور استفاده از آن‏ها به منزلة والدین در ایجاد واریته‏های هیبرید جدید ضروری است. افزون بر این، نوع وراثت صفات می‏تواند در تصمیم گیری برای تعیین روش‏های اصلاحی مناسب و پیش‏بینی میزان پیشبرد ژنتیکی ناشی از گزینش کمک کند. در این پژوهش، به منظور بررسی ترکیب‏پذیری عمومی و خصوصی در آفتابگردان، پنج لاین نر عقیم و چهار تستر بازگردانندۀ باروری به صورت لاین × ت...

Journal: :International journal of multidisciplinary research and analysis 2021

This study aims to determine the effect of arm length, hand-eye coordination, and arm-toe coordination on bowling ability male cricket athletes in Jakarta. Data collection was carried out early January 2021, which took place at campus Jakarta State University Cricket Arena. The method research used this is survey with path analysis technique or analysis. sample amounted 18 people who came from ...

Journal: :Crystals 2023

Herein, three novel cocrystals of 1-hydroxy-2-naphthoic acid: tetramethylpyrazine, acid:1,10-phenanthroline, and acid:1,4-bis(imidazol-1-ylmethyl)benzene (L2) were obtained by crystallization in methanol–water mixed solvent via a slow evaporation method. The cocrystalline products 1−3 carried out range techniques, including single-crystal X-ray diffraction, Fourier transform–infrared spectrosco...

ژورنال: تحقیقات اقتصادی 2017

در این پژوهش، به منظور تعیین اندازه‌ی بهینه‌ی شهر اصفهان از مدل اندازه‌ی تعادلی استفاده شده است که براساس هزینه‌ها و منافع شهری اندازه‌ی بهینه را تعیین می­کند و در آن جمعیت به‌عنوان عامل مهم و کلیدی مقیاس شهر مورد توجه می­باشد. اساس مطالعه بر مقایسه‌ی هزینه‌ها و منافع نهایی ناشی از افزایش جمعیت در شهر بنا شده است و با توجه به دو اصل نزولی بودن منافع نهایی و صعودی بودن هزینه‌های نهایی افزوده شدن...

2012
Francesco Pastore Joanna Tyrowicz

Labour Turnover and the Spatial Distribution of Unemployment: A Panel Data Analysis Using Employment Registry Data This paper aims to study whether the local variation in unemployment rates is related to labour turnover and what is the sign of such relationship. In addition, the paper aims to assess the relative impact of inflow and outflow from unemployment on the dynamics of the local unemplo...

Journal: :Journal of bacteriology 2004
Mark C Wissel David S Weiss

FtsI (also called PBP3) of Escherichia coli is a transpeptidase required for synthesis of peptidoglycan in the division septum and is one of several proteins that localize to the septal ring. FtsI comprises a small cytoplasmic domain, a transmembrane helix, a noncatalytic domain of unknown function, and a catalytic (transpeptidase) domain. The last two domains reside in the periplasm. We used P...

2006
FABIO BRESOLIN

I present deep spectroscopy of four H II regions in the inner, metal-rich zone of the spiral galaxy M101 obtained with the LRIS spectrograph at the Keck telescope. From the analysis of the collisionally excited lines in two of the target H II regions, H1013 and H493, I have obtained oxygen abundances 12 + log(O/H) = 8.52 and 12 + log(O/H) = 8.74, respectively. These measurements extend the dete...

2003
Adama KONSEIGA

This study examines the determinants of households’ decision to migrate from Burkina Faso to Cote d’Ivoire, a leading country in the Regional West African Union. The paper, unlike most of the previous works, uses a dataset constituted from a two-sided survey conducted in 2002 at the origin and the host country. Therefore, it enables to study two groups of migrants: the seasonal and the permanen...

2017
Lina Hedman David Manley Maarten van Ham

IZA DP No. 11178 NOVEMBER 2017 Sorting out Neighbourhood Effects Using Sibling Data Previous research has reported evidence of intergenerational transmission of both neighbourhood status and social and economic outcomes later in life; parents influence where their children live as adults and how well they do later in life in terms of their income. However, interactions between the individual, t...

2014
Nishith Prakash Krishna Chaitanya Vadlamannati

Girls for Sale? Child Sex Ratio and Girls Trafficking in India Illegal trafficking of women is a result of their disadvantageous position in the society that is often reflected in increasing preference for son and neglect for daughters. Multiple reports point to India as country confronted with both higher levels of illegal trafficking of girls and abnormal child sex ratios in favor of boys. In...

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