نتایج جستجو برای: vegetative reproductive stress and non

تعداد نتایج: 17093516  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

like any other learning activity, translation is a problem solving activity which involves executing parallel cognitive processes. the ability to think about these higher processes, plan, organize, monitor and evaluate the most influential executive cognitive processes is what flavell (1975) called “metacognition” which encompasses raising awareness of mental processes as well as using effectiv...

ارزانی, احمد, میرمحمدی میبدی, سید علی‌محمد , گل آبادی, مریم ,

The purpose of this study was to describe the correlations between wheat grain yield (GY) and its components, under environmental stress and non-stress conditions, and recognition of the most effective yield components and their development stages in making interaction with the environment. Two generations of F3 and F4, produced from a cross between Oste-Gata (drought tolerant) and Massara-1 (s...

2013
Lu Zhang Liang-Liang He Qian-Tang Fu Zeng-Fu Xu

Jatropha curcas is a promising renewable feedstock for biodiesel and bio-jet fuel production. To study gene expression in Jatropha in different tissues throughout development and under stress conditions, we examined a total of 11 typical candidate reference genes using real-time quantitative polymerase chain reaction (RT-qPCR) analysis, which is widely used for validating transcript levels in g...

2012
Mongi Zekri

quality are influenced by many factors, including climatic conditions and production practices. In subtropical climates, the temperature usually falls below 70°F for several months during winter. This period of cool temperatures causes growth to cease and citrus trees to become dormant for about three months. The cool temperatures during this dormant period promote floral induction. When warm s...

Journal: :journal of agricultural science and technology 2010
g. akbarzadeh shoukat n. shayesteh

thrips species injurious to grapes are known as pests in vineyards all over the world and belong to the main pests of grapes in west azarbaijan, iran. in this study, thrips species occurring in west azarbaijan vineyards were identified and the predominant species documented according to their relative abundance at different growth stages. the seasonal abundance of predominant species was invest...

Journal: :crop breeding journal 2012
a. beheshti

this study was conducted to evaluate traits that have an effect on yield, and genetic variation for these traits, including dry matter accumulation, remobilization, and traits associated with them, in 10 grain sorghum genotypes obtained from the national plant gene bank of iran under moisture stress conditions. field trials were carried out in the 2008 cropping season using split-plot arrangeme...

Journal: :فیزیولوژی گیاهان زراعی 0
محمد سیبی m. sibi احمد نظامی a. nezami حمیدرضا خزاعی h.r. khazaie

in order to investigate the effect of concentration, time and consumption instruction of seaweed on some morphological characteristics of root and shoots of safflower, the present experiment in factorial form in a completely randomized design with three replications in research greenhouse of agriculture faculty, ferdowsi university of mashhad was conducted in 2014-15. factors examined included ...

2011
D. A. Loka D. M. Oosterhuis C. J. Fernandez B. A. Roberts

Even though cotton originates from hot and dry climates, plant growth and yield reductions still occur when water supply is limited or interrupted. Extensive research has been conducted on the physiological and metabolic effects of waterdeficit stress on the vegetative parts of the plant; however, little attention has been given to the metabolic responses of the cotton flower under water limiti...

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