Results 41 to 50 of about 659,694 (352)

Investigating the out-of-roundness and pith-off-centre in stems of three broadleaved species in Hyrcanian forests

open access: yesJournal of Forest Science, 2012
The out-of-roundness and pith-off-centre of Alnus subcordata, Acer velutinum and Quercus castaneifolia growing in Hyrcanian forests of Iran were investigated. Stem disks were cut from the breast height and stump height of felled trees in diameter classes
A. Fallah   +3 more
doaj   +1 more source

The Effect of Different Irrigation Systems, Discharge, and Irrigation Intervals on Green Onion Growth and Yields [PDF]

open access: yes, 2018
An experiment was conducted in the field of the University of Baghdad in spring season of 2015 In loamy sand soil to evaluate the effect of different irrigation systems, discharge and irrigation intervals on green onion growth and yield, using locally ...
Alkaabi, G. A. (Galib)   +1 more
core   +1 more source

Cambial pinning relates wood anatomy to ecophysiology in the African tropical tree Maesopsis eminii [PDF]

open access: yes, 2017
A better understanding and prediction of the impact of changing climate on tree stem growth could greatly benefit from the combination of anatomical and ecophysiological knowledge, yet the majority of studies focus on one research field only.
Hubeau, Michiel   +4 more
core   +2 more sources

Self-assembled nanorods in YBCO matrix : a computational study of their effects on critical current anisotropy [PDF]

open access: yes, 2020
In order to understand how the doping with self-assembled nanorods of different sizes and concentrations as well as applied magnetic fields affect the critical current anisotropy in YBa2Cu3O7-x (YBCO) thin films close to YBCO c-axis, we present an ...
Aye, Moe Moe   +8 more
core   +1 more source

ASSESSMENT OF TOMATO STAMPING VARIETIES IN IRRIGATED CONDITIONS IN THE LOWER VOLGA REGION

open access: yesОвощи России, 2018
The article discusses the results of two years experiments to study the morphological and biological parameters stam varieties of tomato. Stam samples were taken in the breeding gene pool of tomato, characterized by the length of the stem.
V. I. Donskaya, N. H. Katakaev
doaj   +1 more source

Tree Size Structure of Tectona grandis (Linn f.) Stand in Hilltop and Valley-Bottom of Omo Forest Reserve

open access: yesEnvironmental Sciences Proceedings, 2021
Variability of a microsite contributes to the size hierarchy in tree populations. Tree size symmetry varies with the available growth resources. However, competition hierarchy may not cause size symmetry in tree populations.
Oladele Fisayo Falade   +1 more
doaj   +1 more source

QTL mapping and genomic selection of stem and branch diameter in soybean (Glycine max L.)

open access: yesFrontiers in Plant Science
IntroductionSoybean stem diameter (SD) and branch diameter (BD) are closely related traits, and genetic clarification of SD and BD is crucial for soybean breeding.MethodsSD and BD were genetically analyzed by a population of 363 RIL derived from the ...
Jing Wang   +15 more
doaj   +1 more source

Variation in the impact of stem scar and cuticle on water loss in highbush blueberry fruit argue for the use of water permeance as a selection criterion in breeding [PDF]

open access: yes, 2017
The role of fruit scar on water loss from fresh harvested, fully blue highbush blueberry (Vaccinium corymbosum L.) fruit was studied on three germplasm lines from each of three half-sib families at University of Talca, Chile. The stem scar of half of the
Beaudry, Randolph M.   +3 more
core   +2 more sources

Water Uptake, Diameter Change, and Nonlinear Diffusion in Tree Stems [PDF]

open access: yesPlant Physiology, 1975
A diffusion model for phloem swelling and contraction is proposed in which the rate of water movement changes markedly with moisture content. Good agreement between the actual swelling of the phloem of cotton stems and that predicted by the model was obtained.
J Y, Parlange   +2 more
openaire   +2 more sources

Plant Water Status Indicators for Irrigation Scheduling Associated with Iso- and Anisohydric Behavior: Vine and Plum Trees

open access: yesHorticulturae, 2017
Plant water status indicators have been increasingly used for scheduling irrigation. Different variables may be used to do this, depending on personal preferences and the resources available.
Fernando Blanco-Cipollone   +6 more
doaj   +1 more source

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