2 edition of Strategies for Improving Salt Tolerance in Higher Plants found in the catalog.
April 1997 by Science Publishers .
Written in English
|Contributions||P. K. Jaiwal (Editor), Rana P. Singh (Editor), Anju Gulati (Editor)|
|The Physical Object|
|Number of Pages||443|
Salinity and drought are the major osmotic stress limitations that affect plant growth and crop yield in agriculture worldwide. The alternative response mediated by plants in response to salinity and drought are principally proline accumulation which regulates stress combat strategies owing to sustainable production in the realm of agricultural production even under severe by: 3. plants needing cooler, moister conditions. On the northern and eastern sides, if the garden needs protection from the sun, plant deciduous trees. * Plants with the same needs (ie low water, or a particular soil type) should be planted together. Mixing plants with different needs means that some get the wrong treatment and you could lose them. University of Adelaide researchers have made a breakthrough in investigating salt tolerance in plants which could lead to new salt tolerant varieties of .
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Genetics of Salt Tolerance in Higher Plants Wild Germplasm for Salt Tolerance in Plants The Potential of Plant Tissue Culture and Related Techniques for the Improvement of Salt Tolerance in Higher Plants Salt Responsive Proteins/Genes in Crop Plants Molecular Biology of Salt Stress In book: Strategies to Improve Crop Salt and Drought Tolerance: Success and limitations (pp) salt tolerance in plants Shannon () posed the question, “If life evolved in.
Exogenous application of GB has resulted in a significant improvement in salt tolerance of a number of plants (HarinasutLutts ).For example, exogenous application of GB to tomato plants subjected to saline conditions or high temperatures caused approximately 40% increase in fruit yield compared with control plants with no GB treatment (Måkela a, Måkela b).Cited by: Strategies for breeding for salt tolerance in cross‐pollinating species by cycles of recurrent selection were described long ago (Dewey, ): for a self‐pollinating species the same process would require the use of male‐sterile lines to facilitate out‐crossing (Ramage, ).Cited by: These plants also show higher salt- and drought-stress tolerance than that of wild type Arabidopsis t mutant supports the involvement of os- moprotectants in salt tolerance.
The following is a table of the reported salt tolerance of selected trees and shrubs. It is important to keep in mind when choosing plants considered “salt tolerant” that the degree of tolerance and extent of damage are dependent on many factors, with tolerance varying in.
Soil salinity is a major abiotic stress in plant agriculture worldwide. This has led to research into salt tolerance with the aim of improving crop plants. However, salt tolerance might have much wider implications because transgenic salt-tolerant plants often also tolerate other stresses including chilling, freezing, heat and by: Salinity is an environmental component that usually reduces yield.
Recent advances in the understanding of salt effects on plants have not revealed a reliable physiological or biochemical marker that can be used to rapidly screen for salt tolerance.
The necessity of measuring salt tolerance based upon growth in saline relative to non-saline environments makes salt tolerance measurements and Cited by: It was demonstrated in a study of genetic variation in tolerance to osmotic stress on 50 international durum varieties and landraces that there is a Strategies for Improving Salt Tolerance in Higher Plants book relationship between stomatal conductance and relative growth rate in salt treated plants and that higher stomatal conductance is related to higher CO 2 assimilation rate (R.A.
James, von Cited by: Understanding and Improving Salt Tolerance in Plants Viswanathan Chinnusamy, Andre´ Jagendorf, and Jian-Kang Zhu* ABSTRACT even when ECe is dS m 1 (Table 1), which in terms One-fifth of irrigated agriculture is adversely affected by soil salin- of osmotic potential is less than – MPa (osmotic ity.
Tolerance mechanism of plants towards salinity is still a debated question. Biotechnological approaches have improved a lot in understanding the mechanisms of salt tolerance in plants.
Omic approach is one of the recent tools that help us in understanding the physiology and biochemistry of. Plants are frequently exposed to wide range of harsh environmental factors, such as drought, salinity, cold, heat, and insect attack. Being sessile in nature, plants have developed different strategies to adapt and grow under rapidly changing Strategies for Improving Salt Tolerance in Higher Plants book.
Strategies for Improving Salt Tolerance in Higher Plants book strategies involve rearrangements at the molecular level starting from transcription, regulation of mRNA processing, translation, and Cited by: 2. Salt tolerance in crops will also allow the more effective use of poor quality irrigation water.
To increase the plant Strategies for Improving Salt Tolerance in Higher Plants book, there is a need Strategies for Improving Salt Tolerance in Higher Plants book understanding the mechanisms of salt limitation on plant growth and the mechanism of salt tolerance at the whole-plant, organelle, and molecular by: However, the rapidly expanding base of information on molecular strategies in plant adaptation to stress is likely to improve experimental strategies to achieve improved tolerance.
Recently studies of salinity tolerance in crop plants have ranged from genetic mapping to molecular characterization of salt/drought induced gene by: Plant salt tolerance. Zhu JK(1). Author information: (1)Dept Plant Sciences, University of Arizona, Tucson, AZUSA.
[email protected] Soil salinity is a major abiotic stress in plant agriculture worldwide. This has led to research into salt tolerance with the aim of improving crop by: High salt (NaCl) uptake competes with the uptake of other nutrient ions, especially K +, leading to K + deficiency.
Increased treatment of NaCl induces increase in Na + and Cl¯ and decrease in Ca ++, K + and Mg ++ levels in a number of plants. Salinity enhances the content of Na +, Ca ++ and Cl¯ and the ratio of K + /Na + decreases in Vicia faba and Chickpea (Mudgal et al., ).
Halophytes have demonstrated their capability to thrive under extremely saline conditions and thus considered as one of the best germplasm for saline agriculture.
Salinity is a worldwide problem, and the salt-affected areas are increasing day-by-day because of scanty rainfall, poor irrigation system, salt ingression, water contamination, and other environmental factors.
The salinity stress Cited by: Salt stress in HIGHER PLANTS 1. PLANT STRESSES: SALT 2. INTRODUCTION • When irrigation water contains a high concentration of solutes and when there is no opportunity to flush out accumulated salts to a drainage system, salts can quickly reach levels that are injurious to salt-sensitive species.
Improving nutrient deficiency tolerance in rice.- Ozone stress in Plants: Present scenario and future prospects.- Stomatal responses to drought stress.- Brassica and heavy metal stress.- Chickpea and abiotic stress.- Molecular breeding for improving abiotic stress tolerance in rice.- Soil pollutants: effects and approaches to detoxification includ.
Salt export from the site can be designed in for example by feeding vegetation to animals which are sold, eaten, cultivating salt tolerant herbs or crops eaten or sold.
Locally adapted species can be found by visiting salt-marshes or other saline areas and observing and identifying species along a salt gradient. Salinity is a major abiotic stress limiting growth and productivity of plants in many areas of the world due to increasing use of poor quality of water for irrigation and soil salinization.
Plant adaptation or tolerance to salinity stress involves complex physiological traits, metabolic pathways, and molecular or gene networks. A comprehensive understanding on how plants respond to salinity Cited by: Plants achieve ion homeostasis by restricting the uptake of toxic ions, maintaining the uptake of essential ions and compartmentalization of toxic ions into the vacuole of specific tissue types.
In most crop plants, Na+ is the primary cause of ion toxicity, and hence, management of cellular Na+ concentration is critical for salt tolerance (4. Metallic materials have enabled technological progress over thousands of years. The accelerated demand for structural (that is, load-bearing) alloys Cited by: 1.
Water is a precious resource in the arid Southwest. Using recycled or reclaimed water for plant production or maintenance of ornamental plants in the landscape can stretch this resource, but may cause soil salinity problems or injure plants over time.
The purpose of this project is to learn more about salinity tolerance of ornamental plants commonly used in the Southwest. Salt tolerance and physiological response of plants to salinity: A Review Meenakshi Nandal and Rajni Hooda. Department of Environmental Sciences, M.D.U Rohtak.
E-mail: [email protected] [email protected] Abstract: Large areas of land throughout the world cannot be used for food production because of the. performance is severely affected by high salt con-centrations in soils. To engineer more salt-tolerant plants it is crucial to unravel the key components of the plant salt-tolerance network.
Here we review our understanding of the core salt-tolerance mechanisms in plants. Halophytes are able to thrive in salt concentrations that would kill 99% of other plant species, and identifying their salt-adaptive mechanisms has great potential for improving the tolerance of crop plants to salinized soils.
Much research has focused on the physiological basis of halophyte salt tolerance, whereas the elucidation of molecular mechanisms has traditionally lagged behind due to Cited by: 4.
Effects of salt and drought stresses on germination and seedling growth of pea (Pisum sativum L.). Turk J. Agric. Ibrahim M.E. M.A. Bekheta A. El-Moursi and N.A. Gaafar (). Improvement of growth and seed yield quality of Vicia faba L. plants as affected by application of some bioregulators.
Austr. Basic and Applied Sci. Plant tissue culture techniques provide a promising and feasible approach to develop salt-tolerant crop plants.
Haploid culture, double haploidy, soma-clonal variation, and in vitro-induced mutagenesis has been used to create variability to improve salinity tolerance in crop plants.
Integrated Pest Management Strategies. Reduce salt use. The most important method of preventing salt injury to plants is reducing the amount of salt used for deicing. Pure salt should never be applied. Salt should always be mixed with an abrasive such as sand, cinders, or ash.
This combines the melting power of the salt with the grittiness. tolerance of the crop, yield losses can be estimated from the salt tolerance data. Crop response to salinity can be quantified by plotting relative growth or yield as a continuous function of increasingly higher levels of soil salinity.
This response function generally follows a sigmoidal relationship, i.e., yields. regulation of ion homeostasis and salt tolerance will be particularly emphasized.
A perspective will be presented that integrates cellular based stress signaling and ion homeostasis mechanisms into a functional paradigm for whole plants and defines biotechnology strategies for enhancing salt tolerance of. tolerance. However, the salt tolerance char-acter is common.
Marine algae inhabit an environment that is M NaCl, and coastal estuaries and salt marshes are often unusually productive (Bertness et al., ). An analysis (Flowers et al., ) of the evolution of salt tolerance in higher vascular plants indicated that salt tolerance (ability toCited by: ER-sHSP on the UPR under salt stress.
To acclimate plants to salt stress, we first irrigated 1-month-old tomato plants with 50 mM NaCl for 4 days; the plants were then exposed to mM NaCl. Leaf samples were collected after 0, 24, 48, and 96 h of mM NaCl stress for quantitative real-time PCR by: 8.
salt tolerance. Moreover, because salt tolerance is for plants to survive under salt stress conditions. Plant regulated throughout the plant development and is a cells respond to salt stress by increasing Na efﬂux at1 tissue-speciﬁc phenomenon, plant tolerance responses.
Some of the plants have the ability to grow under salinity due to the presence of different mechanisms in them for salt tolerance such plants are known as salt resisting plants, salt tolerating plants or halophytes (Flowers et al., ).Salt tolerating plants represent only 2% of terrestrial plant species but they represent a wide diversity of.
germination, root growth and seed vigour (Thornton and Powell, ) and tolerance to environmental stresses (Heydecker, ) in a number of crops.
Positive effects of priming with NaCl have been reported on growth and yield of mature tomato plants when salt treatments were applied with seed sowing (Cano et al., ).File Size: 1MB.
5 A – 2. Evergreens and Conifers Table A Salt tolerance of evergreen shrubs and trees, and conifers. Sensitive (File Size: KB. Salt-tolerant plants can utilize land and water unsuitable for salt-sensitive crops (glycophytes) for the economic pro- duction of food, fodder, fuel, and other products.
Halophytes (plants that grow in soils or waters containing significant amounts of inor- ganic salts) can harness saline resources that are generally neglected and are usually. To unravel the mechanisms that Arthrobacter nitroguajacolicus induced salt tolerance in wheat plants, transcriptome profiling was performed using RNA-Seq approach, resulting in Cited by: 2.
A halophyte is a salt-tolerant plant that grows in soil or pdf of pdf salinity, coming into contact with saline water through its roots or by salt spray, such as in saline semi-deserts, mangrove swamps, marshes and sloughs and seashores.
The word derives from Ancient Greek ἅλας (halas) 'salt' and φυτόν (phyton) 'plant'. An example of a halophyte is the salt marsh grass Spartina.Salt and Crops: Salinity Tolerance Jian-Kang Zhu,1 Ray A. Bressan,2 P. Mike Hasegawa,2 Jose Download pdf.
Pardo,3 and Hans J. Bohnert4 Soils are delicate structures, and careless agricultural practices can destroy them. Crop decline resulting from increased soil salinity can be traced back thousands of years to Sumer and Size: KB.Salt stress ebook a significant reduction in chlorophyll-b and total chlorophyll contents of both rice cultivars although chlorophyll-a content was significantly higher in salt-stressed plants than in non-stressed plants (Fig 1a).
Exogenous proline did not result in increase in chlorophyll-a content either inFile Size: KB.