Definition drought stress
WebOct 30, 2024 · Droughts do not have the immediate effects of floods, but sustained droughts can cause economic stress throughout an area. The word "drought" has various meanings, depending on a person's perspective. To a farmer, a drought is a period of moisture deficiency that affects the crops under cultivation—even two weeks without rainfall can … WebMay 19, 2024 · Drought tolerance DT refers to the ability of plants to sustain a certain level of physiological activities under severe drought conditions through regulating a number of genes and metabolic pathways to reduce or restore the occurring stress damage [15].
Definition drought stress
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WebAug 6, 2024 · The physiology of drought stress in grapevine: towards an integrative … WebMay 13, 2024 · Heat stress along with low water availability at reproductive stage (terminal growth phase of wheat crop) is major contributing factor towards less wheat production in tropics and sub-tropics. Flag leaf plays a pivotal role in assimilate partitioning and stress tolerance of wheat during terminal growth phase. However, limited is known about …
WebDrought stress in plants is characterized by reduced leaf water potential and turgor pressure, stomatal closure, and decreased cell growth and enlargement ( Farooq et al., 2009b ). WebIf plants do not receive adequate rainfall or irrigation, the resulting drought stress can reduce growth more than all other environmental stresses combined. Drought can be defined as the absence of rainfall or irrigation for a period of time sufficient to deplete soil moisture and injure plants.
WebPerson as author : Pontier, L. In : Methodology of plant eco-physiology: proceedings of the Montpellier Symposium, p. 77-82, illus. Language : French Year of publication : 1965. book part. METHODOLOGY OF PLANT ECO-PHYSIOLOGY Proceedings of the Montpellier Symposium Edited by F. E. ECKARDT MÉTHODOLOGIE DE L'ÉCO- PHYSIOLOGIE … WebApr 6, 2024 · Trees signal their water deficit through a number of symptoms. The most …
WebEnvironmental stress cracking (ESC) is a specific aspect of chemical resistance. When a plastic exposed to air is subjected to a stress or a strain below its yield point, cracking can occur after a long duration. Besides this, when the same plastic is exposed to the chemical under consideration in a relaxed state, cracking can also occur after ...
WebApr 13, 2024 · Salinity stress is among the key challenges for sustainable food production. It is continuously increasing against the backdrop of constant climate change and anthropogenic practices leading to a huge drop in soil, water, and cultivated crop quality and productivity. Halotolerant plants represent hot spots for endophytic bacteria which may … the halsted societyWebAug 31, 2010 · Drought is a major environmental stress factor that affects the growth and development of plants. Drought or soil water deficit can be chronic in climatic regions with low water availability or random and … the batch waiheke islandWebDrought stress is the result of anthropogenic climate alteration, which inhibits crop production and worldwide distribution. Among various techniques adopted to combat drought-stimulated damage in plants, nanoparticle use is proving to be promising … A. Costa de Oliveira, ... D.R. Farias, in Encyclopedia of Agriculture and Food … Lalit M. Srivastava, in Plant Growth and Development: Hormones and … the halstenWebJan 25, 2012 · Drought stress causes stomatal closure and reduces leaf area (Kumudini, 2010); consequently, decreasing photosynthetic activity. Thus, a common adverse effect of water stress on crop plants... the halstead houstonWebDrought tolerance is the ability to which a plant maintains its biomass production … thebatclam streamWebMay 26, 2016 · Drought stress is a multidimensional stress and generally leads to changes in the physiological, morphological, ecological, … the halsted houseWebJan 25, 2024 · noun uk / stres / us / stres / great worry caused by a difficult situation, or something that causes ... See more at stress (Definition of drought and stress from the Cambridge English Dictionary © Cambridge University Press) Examples of drought stress These examples are from corpora and from sources on the web. the batch virtualization project at cern