Results 211 to 220 of about 1,083,484 (267)

Response to Water Stress of Eight Novel and Widely Spread Citrus Rootstocks. [PDF]

open access: yesPlants (Basel)
Modica G   +7 more
europepmc   +1 more source

Crop Water Stress Index and Yield of Water‐Deficit‐Stressed Alfalfa

Agronomy Journal, 1988
AbstractThe yield relationship of water‐deficit‐stressed alfalfa (Medicago sativa L.) with the Crop Water Stress Index (CWSI) may be dynamic over the alfalfa harvest period. This investigation was conducted to define the alfalfa yield‐CWSI relationship(s), to test possible advantages of using the CWSI over the canopy‐minus‐air temperature (Tc−Ta ...
Hattendorf, M. J.   +3 more
openaire   +1 more source

Adaptation to Water Stress in Wheat

Physiologia Plantarum, 1976
AbstractThree experiments were designed to investigate to what extent adaptation to water stress take place. Wheat (Triticum aestivum L. cv. Kolibri) was grown in water culture at constant temperature, air humidity, and light intensity. When the plants were 16 days old, the potential of the root medium (ψr) was lowered by 1 bar every second day by ...
openaire   +2 more sources

Water-Stressed Pakistan

Asian Survey, 2019
The widening gap between water supply and demand is the biggest threat and challenge before Pakistan. Of the available water, much is polluted. Both scarcity and pollution threaten the agriculture sector, on which the country’s economy depends.
openaire   +1 more source

Ethylene and water stress

Annals of Applied Biology, 1975
ABSTRACTLike some other growth regulators, internal ethylene levels in plants fluctuate as a consequence of water stress and this phenomenon may be responsible for some of the developmental responses which result. Current work seeks to determine how internal ethylene levels are controlled, i.e. by biosynthesis, translocation, diffusion out of the plant
openaire   +1 more source

Water Scarcity and Water Stress in Agriculture

2013
In the present era of human population growth and climate changes, water scarcity (insufficient hydro-resources with appropriate quality for long-term food and energy production) are recognised as the key environmental issue. In European countries, water scarcity has already affected a significant portion of the territory (>10%) and population (>14 ...
openaire   +2 more sources

Water and drought stress

1994
Water stress in mesophytic (non drought tolerant), as opposed to xerophytic (drought tolerant) cultivated species is probably the most common type of plant stress and in many regions is the bottleneck of agricultural development. Based on data collected from various geobotanical regions, Hurvitz (1958) has categorized drought tolerance of cultivated ...
Bryan D. Mckersie, Ya’acov Y. Leshem
openaire   +1 more source

Soil-water stress

Cereal Research Communications, 2009
Water is a distinguished stress factor of soils and ecosystems. The description and analysis of positive or negative soil-water stresses are the preconditions of the efficient control of their mechanisms, reversible and/or irreversible consequences. The most significant soil-water stress is extreme moisture regime: water surplus (flood, water-logging ...
openaire   +2 more sources

Water and Salinity Stress

2016
Continually applying salt-laden irrigation water to soils can lead to soil salinization because plants leave most of the salts behind as they uptake water. Osmotic potential energy in saline soils is negative and resists the movement of water toward plant roots.
Peter Waller, Muluneh Yitayew
openaire   +1 more source

Water Stress in Plants

Physiologia Plantarum, 1976
AbstractThe abscisic acid (ABA) content was determined quantitatively in the leaves from wilted and unwilted tomato plants (Lycopersicon esculentum Mill. CV. Revermun) by the use of the wheat coleoptile test and gas‐liquid chromatography (GLC). Plants which have received an insufficient daily water supply for 18 days showed adaptation to wilting ...
openaire   +1 more source

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