نتایج جستجو برای: increased leaf temperature and decreased leaf relative water content

تعداد نتایج: 17099263  

Journal: :علوم باغبانی 0
روح اله عامری مجید عزیزی علی تهرانی فر وحید روشن سروستانی

in order to study the effect of natural antitranspirant compound and water stress on growth, development and essential oil content of ocimumbasilicum a factorial experiment based on completely randomized design with three replicates was conducted. 3 levels of water stress (500 as control, 375 and 250 ml/day) and 3 antitranspirant compound (chitosan, plantago mucilage and psyllium mucilage) in 3...

Root-knot nematodes cause physiological and anatomical disorders in plants. The present study contains the results of an investigation of the effect of Meloidogyne incognita race2 on the growth of roots and aerial organs of tomato under greenhouse conditions. The experiment in a completely randomized design split split plot on two susceptible (Falat Y) and tolerante (Gina VF) tomatoes variety w...

مرتضوی, سید محمدحسن , معلمی, نوراله, برمه, لیلا,

To reduce transpiration and increase water use efficiency of olive trees in Ahvaz, the antitranspirant effects of of three levels of kaolin (0, 2.5% and 5%) on four varieties of olive (Mission, Conservolea, Keylet, Bledy) was carried out in a four-month period, with three replications. The results showed that Kaolin have a significant effect on plant water potential, leaf relative water content...

Salinity of water irrigation and soil are of the major factors affecting plant growth and productivity worldwide. In this research the effects of salicylic acid on some morpho-physiological and biochemical characteristics of walnut (Juglans regia) seedlings under salinity stress condition were studied. The experiment was a two-factor factorial experiment arranged in completely randomized design...

J.K. Xu J.Y. Zhao Yu Shi, Z.W. Yu

The water resource shortage in North China Plain is an increasing threat to the sustainabilityof wheat (Triticum aestivum L.) production. A two-year field experiment was conducted toexamine the effects of two supplemental irrigation (SI) methods on wheat flag leaf senescence,chlorophyll fluorescence and grain yield. The following field treatments were conducted:no irrigation (W0); SI with 60 mm...

Journal: :علوم باغبانی ایران 0
بختیار شکری دانشجوی سابق کارشناسی ارشد، گروه علوم باغبانی، دانشگاه کردستان ناصر قادری استادیار گروه علوم باغبانی، دانشگاه کردستان تیمور جوادی استادیار گروه علوم باغبانی، دانشگاه کردستان

this experiment was conducted to study the effect of plastic mulch on the growth and some physiological characteristics of two strawberry cultivars (paros and queen elisa) under drought stress. a factorial experiment was performed based on randomized complete block design with four treatments, including mulch, without mulch, normal irrigation (control) and deficit irrigation (-10 bar) with thre...

Journal: :journal of plant physiology & breeding 2015
rozita kabiri mehdi naghizadeh

abstract to assay the effect of acetylsalicylic acid pretreatment on enhancement of yield and yield components of barley (reihan-03) under water stress condition, an experiment was conducted as a spilt-plot arrangement based on randomized complete block design with four replications at the research field of shahid bahonar university of kerman, iran, in 2012-2013. irrigation condition was arrang...

J.T. Tsialtas, N. Maslaris T. Matsi

  In a three-year (2004-2006), field experiment, we aimed to study changes in leaf physiological traits (leaf water potential-Ψleaf, leaf water content-LWC, carbon isotope discrimination-Δ, specific leaf area-SLA, chlorophyll content as assessed by SPAD and modified SPAD-MSPAD) and elemental composition (K, Na, Ca, Mg, K/Na, Ca/Mg, total leaf salinity-TLS) of sugar beets (cv. Rizor) grown unde...

Journal: :تولید گیاهان زراعی 0
آرزو مولودی دانشگاه ملایر علی عبادی دانشگاه محقق اردبیلی سدابه جهانبخش هیئت علمی دانشگاه محقق اردبیلی

according to the drought as the most important environmental factor that limiting agricultural products and using nitrogen as the most consumed nutrition element in farming system, in this study investigates examined the effect of nitrogen on drought tolerance characteristics, including changes in total chlorophyll content, total protein content, leaf area, phosphorus and peroxidase enzyme acti...

جعفریان, طیبه, صفاری, وحید رضا, مقصودی مود, علی اکبر,

The aim of this study was to determine the effects of water stress on the anatomy of xylem and phloem vessels, mesophyll and epidermal cells, relative water content and ion transfer rate of two wheat cultivars including Azar2 as drought tolerant and Shole as drought susceptible cultivars at four leaf stages. Seeds were sown in pots under normal (soil water content at 100% of FC) and the water s...

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