Results 31 to 40 of about 9,959,581 (262)

Data Mining and NIR Spectroscopy in Viticulture: Applications for Plant Phenotyping under Field Conditions

open access: yesSensors, 2016
Plant phenotyping is a very important topic in agriculture. In this context, data mining strategies may be applied to agricultural data retrieved with new non-invasive devices, with the aim of yielding useful, reliable and objective information.
Salvador Gutiérrez   +3 more
doaj   +1 more source

Research on Classification of Water Stress State of Plant Electrical Signals Based on PSO-SVM

open access: yesIEEE Access, 2023
Plant electrical signals are physiological signals within the plant body that respond to both external and internal stimuli. Using plant electrical signals as an effective indicator for evaluating the plant growth status is a new theory and method to ...
Liguo Tian   +3 more
doaj   +1 more source

Optimal leaf water status regulation of plants in drylands [PDF]

open access: yesScientific Reports, 2019
AbstractLeaf water potential regulation is a key process in whole plant and ecosystem functioning. While low water potentials induced by open stomata may initially be associated with greater CO2 supply and a higher water flux from the rhizosphere to the canopy, they also inhibit cell growth, photosynthesis and ultimately water supply.
Gregor Ratzmann   +2 more
openaire   +3 more sources

Arbuscular Mycorrhiza Symbiosis Enhances Water Status and Soil-Plant Hydraulic Conductance Under Drought

open access: yesFrontiers in Plant Science, 2021
Recent studies have identified soil drying as a dominant driver of transpiration reduction at the global scale. Although Arbuscular Mycorrhiza Fungi (AMF) are assumed to play a pivotal role in plant response to soil drying, studies investigating the ...
Mohanned Abdalla   +2 more
doaj   +1 more source

Biophysically Informed Imaging Acquisition of Plant Water Status

open access: yesFrontiers in Forests and Global Change, 2020
Vegetation controls carbon and water fluxes because of the fundamental tradeoff between carbon dioxide uptake and water loss occurring when stomata are open.
Daniel P. Beverly   +4 more
doaj   +1 more source

A novel, non-invasive, online-monitoring, versatile and easy plant-based probe for measuring leaf water status [PDF]

open access: yes, 2008
A high-precision pressure probe is described which allows non-invasive online-monitoring of the water relations of intact leaves. Real-time recording of the leaf water status occurred by data transfer to an Internet server.
Zimmermann, Dirk   +15 more
core   +1 more source

Effects of Volcanic Zeolite Tuff on Olive (Olea Europaea L.) Growth and Soil Chemistry under a Constant Water Level: Five Years’ Monitoring Experience

open access: yesEnvironment and Natural Resources Journal, 2019
This study investigated the effects of using fine and coarse volcanic zeolite tuff on the growth of olive (Olea europaea L.) trees and the silty clay soil in which they were grown. Olive trees were grown in four different soil treatments: silty clay soil
Jalal. A. Al-Tabbal   +3 more
doaj   +1 more source

How Does Silicon Mediate Plant Water Uptake and Loss Under Water Deficiency?

open access: yes, 2018
In plants, water deficiency can result from a deficit of water from the soil, an obstacle to the uptake of water or the excess water loss; in these cases, the similar consequence is the limitation of plant growth and crop yield.
Daoqian Chen   +5 more
core   +1 more source

Physiological and Transcriptomic Analyses Revealed the Implications of Abscisic Acid in Mediating the Rate-Limiting Step for Photosynthetic Carbon Dioxide Utilisation in Response to Vapour Pressure Deficit in Solanum Lycopersicum (Tomato)

open access: yesFrontiers in Plant Science, 2021
The atmospheric vapour pressure deficit (VPD) has been demonstrated to be a significant environmental factor inducing plant water stress and affecting plant photosynthetic productivity.
Dalong Zhang   +12 more
doaj   +1 more source

Barley plasma membrane intrinsic proteins (PIP aquaporins) as water and CO2 transporters [PDF]

open access: yes, 2008
We identified barley aquaporins and demonstrated that one, HvPIP2;1, transports water and CO2. Regarding water homeostasis in plants, regulations of aquaporin expression were observed in many plants under several environmental stresses. Under salt stress,
Yuko T. Hanba   +3 more
core   +1 more source

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