Results 61 to 70 of about 49,736 (163)

The effect of salinity on seed germination, early seedling growth and anatomical structure of Beta vulgaris

open access: yesیافته‌های نوین در علوم زیستی, 2021
Beta vulgaris belongs to the family Amaranthaceae and was found to have halophytic ancestors. The objective of this study was to investigate the effect of sodium chloride on seed germination, therefore the early stages of seedling growth of Beta vulgaris
Fatemeh Nejadhabibvash   +1 more
doaj  

Arsenic speciation in phloem and xylem exudates of castor bean

open access: yes, 2010
How arsenic (As) is transported in phloem remains unknown. To help answer this question, we quantified the chemical species of As in phloem and xylem exudates of castor bean (Ricinus communis) exposed to arsenate [As(V)], arsenite [As(III ...
Raab, Andrea   +23 more
core   +1 more source

Histological Variations in Cucumber Grafted Plants and Their Effect on Yield

open access: yesAgronomy
Cucumber is a vegetable crop of economic importance in Mexico. In 2023, fresh or frozen cucumber and pickle international sales reached USD 783M, placing Mexico in second rank among countries with the highest currency inflow in the world.
Valentín Robledo-Torres   +5 more
doaj   +1 more source

Metabolite changes in cucumber xylem sap under rhizosphere aeration

open access: yes
The impact of rhizosphere aeration on the composition of xylem sap in cucumber grown in soil was studied to determine its effects on (i) water and nutrient uptake, (ii) xylem transport, and (iii) amino acid synthesis in the roots.
Xu Zhao, Hongbo Chen
core   +1 more source

MATHEMATICAL MODELING OF LIQUID DISTRIBUTION IN BRANCH CAPILLARY SYSTEMS

open access: yesAdvanced Engineering Research, 2010
Mechanism of forming habit of the plants on basis of assumption that the basic process which enables growth and development of plants is water transmission through their capillary channels is considered.
Yury M. VERNIGOROV, Iosif A. KIPNIS
doaj  

Automated quantitative histology reveals vascular morphodynamics during Arabidopsis hypocotyl secondary growth

open access: yeseLife, 2014
Among various advantages, their small size makes model organisms preferred subjects of investigation. Yet, even in model systems detailed analysis of numerous developmental processes at cellular level is severely hampered by their scale.
Martial Sankar   +4 more
doaj   +1 more source

Caspase inhibitors affect the kinetics and dimensions of tracheary elements in xylogenic Zinnia (Zinnia elegans) cell cultures

open access: yes, 2010
Background The xylem vascular system is composed of fused dead, hollow cells called tracheary elements (TEs) that originate through trans-differentiation of root and shoot cambium cells. TEs undergo autolysis as they differentiate and mature.
Elena T Iakimova   +26 more
core   +1 more source

Sensitivity of stem and petiole hydraulic conductance of deciduous trees to xylem sap ion concentration

open access: yes, 2010
Hydraulic conductance of stem and petioles increased in response to an increase in xylem sap ion concentration, and decreased in response to a decrease in the ion concentration in six temperate deciduous tree species.
K. Aasamaa, A. Sõber
core   +1 more source

Arabidopsis Natural Accessions Display Adaptations in Inflorescence Growth and Vascular Anatomy to Withstand High Salinity during Reproductive Growth

open access: yesPlants, 2019
Plant responses to abiotic stresses entail adaptive processes that integrate both physiological and developmental cues. However, the adaptive traits that are involved in the responses to a high soil salinity during reproductive growth are still poorly ...
Sahar Sellami   +7 more
doaj   +1 more source

Analysis of Lignin Composition and Distribution Using Fluorescence Laser Confocal Microspectroscopy

open access: yes, 2017
Lignin is a polyphenolic polymer specifically accumulating in the cell walls of xylem cells in higher vascular plants. Far from being homogeneous, the lignification of xylem cell walls varies in deposition site, quantity, composition and macromolecular ...
Henrik Serk   +7 more
core   +1 more source

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