نتایج جستجو برای: germination percent

تعداد نتایج: 120003  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زیست شناسی 1388

abstract chickpea is weak in competition of weeds that damages to it at between 40 t0 60 percent. kermanshah province is one of the most important region for chickpea fields in iran. for these reosons, weed management is necessary in this crop. in order to evaluate of herbicides and stubble control on broad leave weeds control in chickpea. experiment was conducted in agricultural research stat...

Journal: :Cryo letters 2012
H Heesch J G Day T Yamagishi H Kawai D G Muller F C Hupper

The brown alga Ectocarpus has recently become the first fully sequenced multicellular alga and is an important biological model. Due to the large and growing number of Ectocarpus strains isolated and maintained by the research community, including increasing numbers of mutants, there is an urgent need for developing reliable, cost-effective long-term maintenance techniques. We report here that ...

Journal: :journal of rangeland science 2014
seyed morteza araghi shahri ghasem ali dianati tilaki behzad behtari mohammad ali alizadeh

salinity stress is one of the most important abiotic stress factors limiting the plants' growth. seed priming is known as a method which improves the germination performance in seeds in stress conditions. the objective of this study was to compare the effectiveness of hydropriming and halopriming on germination performance of secale montanum while growing under the nacl-salinity stress. hydropr...

ظفریان, ساره, هوشمند, سعدالله,

Karafs Kouhi (Kelussia odoratissima M.) is one of the important medicinal plants of umbelliferae family and native of Zagros Mountains range, which is endangered due to illegal harvests. In order to accelerate breaking the seed dormancy of this plant, a factorial experiment based on completely randomized design with four replications, was carried in Faculty of Agriculture, Shahrekord University...

احمدی‌ لاهیجانی, محمدجواد, امام, یحیی, میرمحمود, سیدجلیل,

Osmotic stress is the most important of the abiotic stresses that lead to limitation of growth and yield in rapeseed. This study was conducted to examine the effect of cycocel seed priming on osmotic stress tolerance in germination and early growth stages of rapeseed, as a factorial experiment based on completely randomized design at Agriculture College of Shiraz University in 2012. The treatme...

In order to assess seed deterioration of soybean at Ardebil province, this study was conducted as a factorial experiment based on randomized complete block design in 2014. The treatments consisted of germination ability, seed moisture content and seed storing conditions. Germination ability treatment was concluded of three germination levels: 80%, 85% and 90%. Also, three rates of seed moisture...

Journal: :Sustainability 2022

Temperature and moisture are essential factors in germination seedling growth. The purpose of this research was to assess the growth wheat (Triticum aestivum L.) seeds under various abiotic stressors. It conducted Agronomy Institute Hungarian University Agriculture Life Sciences, Gödöllő, Hungary. Six distinct temperature levels were used: 5, 10, 15, 20, 25, 30 °C. Stresses drought waterlogging...

The present study sought to compare the effect of seed priming by hydropriming, ascorbate and calcium chloride (CaCl2) versus different concentrations of silver nanoparticles on two Iranian rice cultivars (Hashemi and Shiroodi) under drought stress. The experimental design, which was factorial, was completely randomized. The first factor was control (without priming), hydro-priming, 20 mg.L-1 c...

2005
R. E. GOLD K. MENDGEN

The cytology of teliospore germination and basidiospore formation in Urornyces appendiculatus vat. appendieulatus was characterized with light and fluoroscence microscopy. Meiosis of the diploid nucleus occurred in the metabasidium. The four haploid daughter nuclei migrated into the basidiospore initials where they underwent a post meiotic mitosis. Each basidiospore was delimited from the meata...

2003
S. Hayat

The surface sterilized grains of Triticum aestivum (L.) cv. HD2204 were soaked in graded concentration (10–10, 10–8 or 10–6) of 28-homobrassinolide (HBR), for 8 h. These pre-treated grains were transferred to sterilized petriplates, lined with filter paper moistened with double distilled water in a B.O.D. incubator, fixed at 25°C. The samples were removed 12, 18 and 24 h of their initial soakin...

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