نتایج جستجو برای: 2014 three water salinity treatments were control 0_

تعداد نتایج: 5343891  

Journal: :فصلنامه علمی پژوهشی گیاهان دارویی 0
h naghdi badi faculty of agriculture, tarbiat modares university, tehran a sorooshzadeh faculty of agriculture, tarbiat modares university, p.o.box: 14115-336, tehran, iran m sharifi faculty of basic sciences, tarbiat modares university, tehran a ghalavand faculty of agriculture, tarbiat modares university, tehran s saadat department of soil reclamation and sustainable land management, soil and water research institute, tehran sh rezazadeh department of pharmacognosy and pharmaceutics, institute of medicinal plants, acecr, tehran

background: although borage ( borago officinalis l.) is a valuable medicinal plant, no information is available on the responses of this plant to salinity. for this reason, it is necessary to determine responses of this plant to salinity .  objective: since germination and early growth stage is one of the most critical phases of plant life under salinity condition this experiment was conducted ...

Journal: :شیلات 0
ام البنین طاهری کندر دانشجوی کارشناسی ارشد، گروه شیلات، دانشکدة کشاورزی و منابع طبیعی، دانشگاه هرمزگان، ایران میر مسعود سجادی دانشیار گروه شیلات، دانشکدۀ منابع طبیعی، دانشگاه هرمزگان، ایران ایمان سوری نژاد استادیار گروه شیلات، دانشکدة علوم و فنون دریایی و جوی، دانشگاه هرمزگان، ایران عبدالرسول دریایی دکتری تغذیة دام و آبزیان، مربی پژوهشی، سازمان تحقیقات کشاورزی، هرمزگان، ایران فرشته خادمی دانشجوی کارشناسی ارشد، گروه شیلات، دانشکدة کشاورزی و منابع طبیعی، دانشگاه هرمزگان، ایران قدرت میرزاده دکتری تغذیة دام و آبزیان، مربی پژوهشی، سازمان تحقیقات کشاورزی، هرمزگان، ایران

to investigate the effect of dietary supplementation of l-carnitine on resistance to temperature and salinity stresses in sobaity fry, an experiment was carried out with 240 pieces of fish with average initial weight of 3.01±0.03 g for 10 weeks. experimental treatments were consisted of four levels of 0, 500, 1000 and 1800 (respectively control, lc500, lc1000 and lc1800) mg l-carnitine per kg o...

Journal: Desert 2007

Abstract Seed germination is an important phase of plant development during which soil water availability is crucial. Salinity can affect seed germination in two ways: 1) Change of osmotic potential of available water, 2) toxicity effects. In this experiment, interactive effects of salinity and water deficit on germination criteria of two species of A, littoralis and A. logopoides were...

حبیب ا... نادیان, , خلیل عالمی سعید, , عبدالمهدی بخشنده, , قدرت ا... فتحی, , مصطفی حیدری, ,

The influence of Nitrogen (N) rates on mineral nutrient uptake in stem and seeds, proline and carbohydrate in flag leaves of Wheat (Triticum aestivum L . Var Chamran) under saline conditions was studied in a field experiment in 2003 and 2004. The experiment was conducted using a split plot design with three replications. The treatments comprised five levels of salinity: 1.5, 5, 10, 15 and 20 ds...

2005
M. Ajmal Khan Irwin A. Ungar Allan M. Showalter M. A. Khan

Salt tolerance of Arthrocnemum macrostachyum (Moric.) C. Koch (Chenopodiaceae), a stem-succulent halophyte most commonly found in the intertidal regions of the provinces of Sind and Balochistan, Pakistan, was investigated. Plants were grown for 125 d at six sodium chloride (NaCl) concentrations from 0 to 1000 mM to determine the effects of salinity on ion accumulation, plant water status, and b...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان 1392

in the area of vocabulary teaching and learning although much research has been done, only some of it has led to effective techniques of vocabulary teaching and many language learners still have problem learning vocabulary. the urge behind this study was to investigate three methods of teaching words. the first one was teaching words in context based on a traditional method of teaching that is,...

B. Nakhoda M. Shahbazi M. Sharbatkhari, S. Galeshi Z.S. Shobbar

Salt stress is one of the major constraints for wheat cultivation inIranand leads to a considerable loss in crop yield each year. In high salinity soils, the reduced osmotic potential of soil solutes may cause physiological drought. In this study the salt tolerance of different drought-tolerant bread wheat genotypes were studied by examining various agronomic and physiological traits, inclu...

Haghshenas, A., Najmi, N., Yahyavi, M.,

This study examined the effects of a commercial Lactobacillus probiotic on growth, survival and resistance of western white shrimp (Litopenaeus vannamei) larvae against salinity and formalin stresses in the Persian Gulf and Oman Sea Ecology Research Center. In this experiment, larvae were fed 6 times a day from mysis I (M1) step to post larvae 5 over 3 treatments including a control treatment C...

A pot experiment was conducted in order to study the effects of mycorhizal inoculation on the response of sorghum genotypes to salinity. The experiment was arranged as factorial in a randomized complete block design with three replications. In this study ten sorghum genotypes were tested under two levels of salinity (0 and 100 mM Nacl), and two inoculation (mycorhizae and control) treatments. T...

برزوئی, اعظم, جمالی, سپیده سادات , پاکنژاد, فرزاد,

In order to investigate the effects of irrigation water salinity on root traits and absorption of sodium (Na+) and potassium (K+) by wheat cultivars, a factorial experiment, based on completely randomized design with 3 replications, was ‎conducted under greenhouse conditions. The main factor was 7 wheat genotypes ]Ghods, Marvdasht and Bahar (sensitive to salinity) and Arg, Bam, Sistani and Sing...

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