نتایج جستجو برای: mean productivity

تعداد نتایج: 668079  

Journal: :تولید گیاهان زراعی 0

in order to evaluate the relationships between some traits of iranian rice seedlings under saline conditions,,75 iranian cultivars as traditional, improved and introduced cultivars were used, as a randomized complete block design experiment with 3 replications at rice research institute of iran in three levels of salinity (normal ,1.2 , 4 and 8 ds.m-1) in 2006. root and shoot length, root and s...

Journal: :علوم گیاهان زراعی ایران 0
محمد مهدی مجیدی دانشیار، دانشکدة کشاورزی، دانشگاه صنعتی اصفهان محسن جعفرزاده قهدریجانی دانشجوی سابق کارشناسی ارشد، دانشکدة کشاورزی، دانشگاه صنعتی اصفهان فاطمه رشیدی دانشجوی سابق کارشناسی ارشد، دانشکدة کشاورزی، دانشگاه صنعتی اصفهان آقافخر میرلوحی استاد، دانشکدة کشاورزی، دانشگاه صنعتی اصفهان

abstract water deficit is a major problem for the successful production of agricultural products in iran. this research was conducted to evaluate drought tolerance indices and identifying drought tolerant cultivars of canola. twenty eight canola cultivars were sassed implementing complete block designs experiments in normal and drought stress conditions at isfahan university of technology resea...

Journal: :چغندرقند 0
مستانه شریفی دانشکده کشاورزی, دانشگاه شیراز منوچهر خردنام دانشکده کشاورزی, دانشگاه محمود مصباح مؤسسه تحقیقات چغندرقند جواد گوهری مؤسسه تحقیقات چغندرقند

in order to evaluate the best drought resistance indices in sugar beetgenotypes, an experiment was conducted in 2002 using a split- plot design within randomized complete block design with three replications at the research farm, shiraz-zarghan. the main plots consisted of three irrigated regimes: non stress, 75% (mid stress) and 50% (intense stress) non stress and the ten genotypes as the sub ...

Journal: :علوم گیاهان زراعی ایران 0
علی وند کریمی کارشناس ارشد اصلاح نباتات، دانشکدة کشاورزی دانشگاه آزاد، واحد علوم و تحقیقات تهران معصومه پوراسماعیل استادیار، مؤسسه تحقیقات اصلاح و تهیه نهال و بذر شاهین واعظی استادیار، مؤسسة تحقیقات اصلاح و تهیة نهال و بذر آسا ابراهیمی استادیار دانشکدة کشاورزی دانشگاه آزاد، واحد علوم و تحقیقات تهران

in order to evaluate drought tolerance of chickpea genotypes and identifying the best indices of drought tolerance, the 20 genotypes desi chickpea plus two improved cultivars (kaka and piroz) were tested using a randomized complete block design under two irrigated (non stress) and (stress) conditions. quantitive drought tolerance and susceptibility indices such as stress tolerance index (sti), ...

Seyed Afshin Safavi Seyed Mehdi Safavi, Seyyed Saeid Pourdad

This study was conducted to determine drought tolerance genotypes with superiority in different stressed environments. To screening quantitative indices of drought tolerance, genotypes of safflower (Carthamus tinctorius L.) were tested in a complete randomized block design with three replications under two different water regimes (irrigated and rainfed). Significant positive correlatio...

2016
Przemysław Holko Paweł Kawalec Małgorzata Mossakowska Andrzej Pilc

BACKGROUND AND AIMS Evidence on indirect cost of Crohn's disease (CD) is available but typically provides information on the loss of productivity at paid work of patients. In the present study, the quality of life and indirect costs of CD patients were assessed (overall and by disease severity). METHODS A self-report questionnaire-based study among adult Polish patients with CD was performed....

Journal: :American journal of veterinary research 2010
Frank M Aarestrup Vibeke F Jensen Hanne-Dorthe Emborg Erik Jacobsen Henrik C Wegener

OBJECTIVE To evaluate changes in antimicrobial consumption and productivity by Danish swine farms during 1992 to 2008. SAMPLE POPULATION All Danish swine farms for antimicrobial consumption data and a representative sample of Danish swine herds for productivity data. PROCEDURES Antimicrobial consumption by Danish swine farms from 1992 to 2008 was determined and evaluated in light of policie...

2012
Masakazu Yamada Yoshinobu Mizuno Chika Shigeyasu

BACKGROUND The purpose of this study was to evaluate the impact of dry eye on work productivity of office workers, especially in terms of presenteeism. METHODS A total of 396 individuals aged ≥20 years (258 men and 138 women, mean age 43.4 ± 13.0 years) were recruited through an online survey. Data from 355 responders who did not have missing values were included in the analysis. They were cl...

2015
Jianchang Lu Weiguo Fan

Based on the international community’s analysis of the present CO2 emissions situation, a Log Mean Divisia Index (LMDI) decomposition model is proposed in this paper, aiming to reflect the decomposition of carbon productivity. The model is designed by analyzing the factors that affect carbon productivity. China’s contribution to carbon productivity is analyzed from the dimensions of influencing...

2012
Suneth Agampodi Thilini Agampodi Nuwan Wickramasinghe Santhushya Fernando Umanga Chathurani Wathsala Adhikari Ishani Dharshika Dhanaseela Nugegoda Samath Dharmaratne David Newlands

BACKGROUND The global impact of maternal ill health on economic productivity is estimated to be over 15 billion USD per year. Global data on productivity cost associated with maternal ill health are limited to estimations based on secondary data. Purpose of our study was to determine the productivity cost due to maternal ill health during pregnancy in Sri Lanka. METHODS AND FINDINGS We studie...

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