نتایج جستجو برای: radicle

تعداد نتایج: 754  

2013
Nasir Hussain Usman Mustafa Su Hyeon Jung Alan D. Gilman

Anaplastic thyroid cancer (ATC) comprises 1-2% of all thyroid cancers and is one of the most aggressive cancers with a median survival rate of around four months. The average 5-year survival rate has been reported to be around 3.6%. In this paper, we have discussed management and prognostic variables of a patient with ATC who has survived for more than 5 years. A 59-year-old female was referred...

2015
Juan Moral María Dolores Lozano-Baena Diego Rubiales

Orobanche crenata is a holoparasitic plant that is potentially devastating to crop yield of legume species. Soil temperature and humidity are known to affect seed germination, however, the extent of their influence on germination and radicle growth of those of O. crenata is largely unknown. In this work, we studied the effects of temperature, water potential (Ψt) and the type of water stress (m...

2012
Jahangeer A. Bhat Munesh Kumar Bhupendra Singh

The present study was carried out to assess the effect of leaf and bark aqueous extract of Anogeissus latifolia tree on Vigna unguiculata traditional crop to understand the suitability of treecrop combination in agricultural fields. Different concentrations of leaf (1%, 3% and 5%) and bark (1%, 3% and 5%) aqueous extract of A. latifolia were used to study radicle and plumule growth of V. unguic...

Journal: :Plant physiology 2001
F Chen P Dahal K J Bradford

Expansins are plant proteins that can induce extension of isolated cell walls and are proposed to mediate cell expansion. Three expansin genes were expressed in germinating tomato (Lycopersicon esculentum Mill.) seeds, one of which (LeEXP4) was expressed specifically in the endosperm cap tissue enclosing the radicle tip. The other two genes (LeEXP8 and LeEXP10) were expressed in the embryo and ...

Journal: :Current Biology 2006
Steven Penfield Alison D. Gilday Karen J. Halliday Ian A. Graham

Seed dormancy is a key adaptive trait in plants responsible for the soil seed bank. The long established hormone-balance theory describes the antagonistic roles of the dormancy promoting plant hormone abscisic acid (ABA), and the germination promoting hormone gibberellin (GA) in dormancy control. Light, temperature, and other dormancy-breaking signals function to modulate the synthesis and perc...

Journal: :Agronomy 2023

Plant-growth-promoting rhizobacteria (PGPR) increase the germination percentage and vigor of seeds, thus determining aspects for efficient production seedlings prompt establishment crops in field. In this study, effect biopriming was evaluated: Bacillus cereus (KBEndo4P6), Acinetobacter radioresistens (KBEndo3P1), Pseudomonas paralactis (KBEndo6P7), Sinorhizobium meliloti (KBEkto9P6) on some pa...

Journal: :حفاظت گیاهان 0
سید محمد کاظم تهامی زرندی پرویز رضوانی مقدم

abstract in order to study the effect of different aqueous shoot extracts of four medicinal plants consist of: basil (ocimum basilicum l.), jimson weed (datura stramonium l.), summer savory (satureja hortensis l.) and meliaceae (melia azedarach l.) on seed germination and seedling characteristics of wild oat an experiment was conducted at faculty of agriculture, ferdowsi university of mashhad o...

Journal: :Plant physiology 1978
J N Lott J S Greenwood C M Vollmer

The seeds of Cucurbita maxima contain protein bodies with electrondense globoid crystals. Because of their density globoid crystals are ideal material for energy-dispersive x-ray (EDX) analysis studies of elemental composition. Fixation trials were carried out to test globoid crystal extraction during glutaraldehyde fixation, water washing, and ethanol dehydration. Glutaraldehyde fixation witho...

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