نتایج جستجو برای: wheat organs

تعداد نتایج: 125055  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زیست شناسی 1388

abstract chickpea is weak in competition of weeds that damages to it at between 40 t0 60 percent. kermanshah province is one of the most important region for chickpea fields in iran. for these reosons, weed management is necessary in this crop. in order to evaluate of herbicides and stubble control on broad leave weeds control in chickpea. experiment was conducted in agricultural research stat...

Journal: Pollution 2019

Coal mining and related industry can increase heavy metals (HMs) concentrations in soil, atmosphere and wheat, thereby posing metal-associated human health risk via food ingestion.  In this study, 58 samples of soil, wheat, and dust were collected from Xuzhou coal mine eastern China, six kinds of HMs Pb, Cd, Cu, Zn, As and Cr were studied for their spatial distribution in wheat, enrichment in d...

Journal: :Annals of botany 2008
Mengzhen Kang Jochem B Evers Jan Vos Philippe de Reffye

BACKGROUND AND AIMS In traditional crop growth models assimilate production and partitioning are described with empirical equations. In the GREENLAB functional-structural model, however, allocation of carbon to different kinds of organs depends on the number and relative sink strengths of growing organs present in the crop architecture. The aim of this study is to generate sink functions of whe...

Coal mining and related industry can increase heavy metals (HMs) concentrations in soil, atmosphere and wheat, thereby posing metal-associated human health risk via food ingestion.  In this study, 58 samples of soil, wheat, and dust were collected from Xuzhou coal mine eastern China, six kinds of HMs Pb, Cd, Cu, Zn, As and Cr were studied for their spatial distribution in wheat, enrichment in d...

Journal: :تولید گیاهان زراعی 0
اسماعیل بخشنده مدرس گروه علوم کشاورزی، دانشگاه پیام نور افشین سلطانی استاد گروه زراعت، دانشگاه علوم کشاورزی و منابع طبیعی گرگان ابراهیم زینلی استادیار گروه زراعت، دانشگاه علوم کشاورزی و منابع طبیعی گرگان رحمن غدیریان دانش آموخته کارشناسی ارشد گروه زراعت، دانشگاه علوم کشاورزی و منابع طبیعی گرگان

the aim of this experiment was the study of dry matter and nitrogen (n) accumulation, remobilization and harvest index in different wheat cultivars. five bread wheat cultivars (darya, kuhdasht, shiroudi, tajan and zagros) and two durum wheat cultivars (arya and dena) were studied under optimum growth conditions during 2008-2009 at research field of gorgan university of agricultural sciences and...

2016
Morgane Comby Sandrine Lacoste Fabienne Baillieul Camille Profizi Joëlle Dupont

The aim of this work was to investigate the diversity of endogenous microbes from wheat (Triticum aestivum) and to study the structure of its microbial communities, with the ultimate goal to provide candidate strains for future evaluation as potential biological control agents against wheat diseases. We sampled plants from two wheat cultivars, Apache and Caphorn, showing different levels of sus...

2013
Zhaorong Hu Na Song Jiewen Xing Yanhong Chen Zongfu Han Yingyin Yao Huiru Peng Zhongfu Ni Qixin Sun

Common wheat is a hexaploid species with most of the genes present as triplicate homoeologs. Expression divergences of homoeologs are frequently observed in wheat as well as in other polyploid plants. However, little is known about functional variances among homologous genes arising from polyploidy. Expansins play diverse roles in plant developmental processes related to the action of cell wall...

2010
O.Yu. Tereshchenko E. K. Khlestkina E. I. Gordeeva V. S. Arbuzova E. A. Salina

Anthocyanins are pigmented compounds in plants, which are known to play a protective role under different stress conditions. For example, anthocyanin content tends to increase under UV-B irradiation, drought, cold, toxic metals in soils and pathogens attack [1]. In bread wheat (Triticum aestivum L.) and rye (Secale cereale L.), anthocyanin pigments are found in different organs such as culm, le...

DOR: 98.1000/2383-1251.1397.5.71.9.1.1575.1605 Extended abstract Introduction: Generally speaking, plants contain various organic compounds which could influence the behavior of plant communities. These compounds are basically secondary metabolites which are found in various parts of plants such as rhizomes, roots, stems, leaves, flowers, fruits and seeds. The objective of the present st...

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