نتایج جستجو برای: salinity p

تعداد نتایج: 1292351  

2015
Yaming Zhai Qian Yang Maomao Hou Manuel Reigosa

Saline water resources are abundant in the coastal areas of south China. Most of these resources still have not been effectively utilized. A 3-year study on the effects of saline water irrigation on tomato yield, quality and blossom-end rot (BER) was conducted at different lower limits of soil matric potential (-10 kPa, -20 kPa, -30 kPa, -40 kPa and -50 kPa). Saline water differing in electrica...

2014
Raul A Guerrero Alberto R Piola Harold Fenco Ricardo P Matano Vincent Combes Yi Chao Corinne James Elbio D Palma Martin Saraceno P Ted Strub

Satellite-derived sea surface salinity (SSS) data from Aquarius and SMOS are used to study the shelf-open ocean exchanges in the western South Atlantic near 35°S. Away from the tropics, these exchanges cause the largest SSS variability throughout the South Atlantic. The data reveal a well-defined seasonal pattern of SSS during the analyzed period and of the location of the export of low-salinit...

2005
Bonnie L Brown Arthur J Butt Donald Meritt Kennedy T Paynter

We investigated growth, Dermo disease, and survival for nine groups of oysters, Crassostrea virginica (Gmelin) cultivated in Chesapeake Bay (CB). Five regional strains (upper CB, North Carolina (NC), South Carolina (SC), Louisiana (LA) and LA triploids) and four additional hybrid strains (CB oystersmatedwithNC, SC, LA and Texas (TX) oysters) were held in £oating rafts at three locations represe...

2004
Ocean Timothy P. Boyer S. Levitus J. I. Antonov R. A. Locarnini H. E. Garcia

[1] Quality controlled oceanographic profile salinity measurements from the World Ocean Database 2001 (WOD01) were used to calculate linear trends of zonally averaged salinity anomalies for running five year periods from 1955–1959 through 1994–1998 for the World Ocean and the Atlantic, Pacific, and Indian Ocean basins from the surface to 3000 meters depth. Each basin exhibits largescale, cohere...

Journal: :Journal of phycology 2014
Maria A van Leeuwe Ronald J W Visser Jacqueline Stefels

The pigment composition of Phaeocystis antarctica was monitored under various conditions of light, temperature, salinity, and iron. 19'-Hexanoyloxyfucoxanthin (Hex-fuco) always constituted the major light-harvesting pigment, with remarkably stable ratios of Hex-fuco-to-chl a under the various environmental conditions. Increased pigment-to-chl a ratios at low irradiance confirmed the light-harve...

ژورنال: توسعه آبزی پروری 2022

The present study was conducted to evaluate some of the intrinsic immunodeficiency characteristics of serum and Cyprinus carpio in the face of salinity stress. In order to do so, 180 normal carp breeding fish with an average weight of 0.62 ± 50 g were prepared and transferred to Shahid Fazli Barabadi Aquaculture Hall of Gorgan University of Fisheries and Environment. After two weeks of adaptati...

2017
Muhammad Arshad Margaret Y. Gruber Ken Wall Abdelali Hannoufa

Salinity is one of the major abiotic stresses affecting alfalfa productivity. Developing salinity tolerant alfalfa genotypes could contribute to sustainable crop production. The functions of microRNA156 (miR156) have been investigated in several plant species, but so far, no studies have been published that explore the role of miR156 in alfalfa response to salinity stress. In this work, we stud...

2015
Jian-Jun Tao Hao-Wei Chen Biao Ma Wan-Ke Zhang Shou-Yi Chen Jin-Song Zhang

Although the roles of ethylene in plant response to salinity and other stresses have been extensively studied, there are still some obscure points left to be clarified. Generally, in Arabidopsis and many other terrestrial plants, ethylene signaling is indispensable for plant rapid response and tolerance to salinity stress. However, a few studies showed that functional knock-out of some ACSs inc...

2015
Priyanka Das Kamlesh K. Nutan Sneh L. Singla-Pareek Ashwani Pareek

Soil salinity is one of the main constraints affecting production of rice worldwide, by reducing growth, pollen viability as well as yield of the plant. Therefore, detailed understanding of the response of rice towards soil salinity at the physiological and molecular level is a prerequisite for its effective management. Various approaches have been adopted by molecular biologists or breeders to...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 2005
Brian S Shepherd Katherine Drennon Jaime Johnson Joel W Nichols Richard C Playle Thomas D Singer Mathilakath M Vijayan

In this study, we set out to examine the role of the somatotropic axis in the ion-regulation process in rainbow trout. Specifically, our objective was to examine whether plasma insulin-like growth factor-binding proteins (IGFBPs) are modulated by gradual salinity exposure. To this end, freshwater (FW)-adapted rainbow trout were subjected to gradual salinity increases, up to 66% seawater, over a...

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