نتایج جستجو برای: farm seed priming treatments and sowing dates on rate and percentage of seedling emergence

تعداد نتایج: 24569981  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - پژوهشکده ادبیات 1392

abstract the aim of the present study is to explore the impact of the cognitive reading strategy instruction on learners reading self-efficacy and their reading achievement. in order to fulfill this purpose, from 120 participants, 90 intermediate efl learners as an experimental group were chosen from three different educational settings namely, yazd university, yazd science and art un...

In order to evaluate the effect of priming on some germination and seedling growth characteristics of safflower (Carthamus tinctorius L.) under drought stress, an experiment was conducted base on completely randomized design with four replications at the Seed Technology Laboratory of Yasouj University, in 2011. Treatments were included of five priming levels (control or no prime, hydro priming,...

The objective of this research was to evaluate the effect of salicylic acid and gibberellic acid on germination characteristics and changes of proline, protein and catalase activity of Brassica napus seedlings under Cu(SO4) stress. The experimental design was factorial with complete randomized design as a base design with 3 replications. The first factor was 4 levels of Cu(SO4) stress (0, 10, 2...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه محقق اردبیلی - دانشکده علوم کشاورزی 1391

abstract: the potato tuberworm, phthorimaea operculella (zeller), is an important insect pest of potato (solanum tuberosum l.) in the storage and field in most parts of the world especially in tropical and subtropical regions due to its close relationship with the host, high reproductive potential and high economic losses. information on host preference, life table parameters and digestive en...

2011
Evangelina S. Ella Maribel L. Dionisio-Sese Abdelbagi M. Ismail

BACKGROUND AND AIMS Early flooding helps control weeds but reduces seedling establishment in direct-seeded rice (Oryza sativa). When combined with appropriate management practices, the use of genotypes that better tolerate flooding during emergence can enhance crop establishment in flood-prone areas. Management options include seed pre-treatment and we tested the influence of pre-soaking for 24...

In order to study the effects of hormone and hydroprimng on seed germination, growth and antioxidant enzymes activity of borage seedling, an experiment was carried out based on completely randomized design with three replications at the University of Mohaghegh Ardabili in 2015. The Experimental treatments were seed priming with gibberellin (50, 100, 150 ppm for 12, 24, 48 hours) and salicylic a...

Journal: :علوم گیاهان زراعی ایران 0
سید احمد کلانتر احمدی قدرت اله فتحی

to study the effect of seed sowing rate, different levels of nitrogen and different sowing dates on canola cultivar hyola401, a field experiment was conducted during 2005-2006 at safiabad agricultural research center. the design was a split split plot in a completely randomized block basis of 3 replications. main plots consisted of 3 levels of sowing dates (6, 26 nov and 16 dec), sub plots of 3...

Journal: :پژوهش های حبوبات ایران 0
مهرپویان مهرپویان فرامرزی فرامرزی جعفری جعفری صیامی صیامی

in order to study the effect of sowing dates and cultivation methods on yield and other characteristics of two cultivars of common bean (phaseolus vulgaris l.) an experiment based on split plot design was carried out with three replications in 2007 at khorramdarreh region of zanjan province. treatments consisted of three sowing dates (may 21, june 4&19), two cultivation methods (furrow and basi...

Journal: :علوم گیاهان زراعی ایران 0
ابوطالبیان شریف زاده محمد جهانسوز احمدی محمد نقوی

poor wheat stand establishment is a major cause of yield loss, particularly in rainfed and poorly irrigated environments. seeds of eight wheat cultivars (triticum aestivum l.) including irrigated and rainfed varieties, belonging to three different climates of iran (hamedan as cold, karaj as temperate and sarpolzohab as warm climates) were primed using osmoprimig treatments through use of urea ,...

Journal: :journal of herbal drugs (an international journal on medicinal herbs) 2012
fatemeh cheraghi sohrab mahmoodi majid jami alahmadi sohayl parsa

background & aim: because of seed germination ability of medicinal plants seed is low and, generally exposed to problem. priming is one of the techniques that help seeds to be germinated faster and uniformly. experimental: a laboratory experiment was carried out on germination and growth improvement in heracleum persicum desf.  by seed osmo-primming in seed technology laboratory ...

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