نتایج جستجو برای: emergence rate index

تعداد نتایج: 1388500  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1390

over the past decades a number of approaches have been applied for forecasting mortality. in 1992, a new method for long-run forecast of the level and age pattern of mortality was published by lee and carter. this method was welcomed by many authors so it was extended through a wider class of generalized, parametric and nonlinear model. this model represents one of the most influential recent d...

Journal: :بوم شناسی کشاورزی 0
عطا اله شاهسواری همت اله پیردشتی آلاله متقیان محمدعلی تاجیک قنبری

in order to investigate the effects of cattle manure, benefit fungi of trichoderma species and psudomunas spp. bacteria on seedling emergence parameters, growth and yield of wheat (triticum aestivum l.) a pot experiment was carried out in factorial (23) arrangement based on a randomized complete design with three replications. the treatments were three levels of cattle manure (10, 20 and 30 t.h...

Extended Abstract Introduction: Fenugreek, is a medicinal plant that has been considered as a salt tolerant crop. This research was conducted to investigate the effects of salt stress on seedling emergence characteristics and determination of the salt tolerance threshold, declivity of emergence and salt tolerance index of some fenugreek ecotypes. Material and Methods: Seeds of five ...

Journal: :تولید گیاهان زراعی 0

in order to investigation of sowing date effect on yield of millet species and its impressible from duration of phonological periods and development rate, an experiment was conducted based on complete randomized block design as combine analysis in four replications at eight sowing dates (30 april, 1 jun, 31 may, 4 july, 5 august, 1 september, 2 october and 3 november) and three millet species (...

In order to study the effect of seed priming with salicylic acid (SA) and jasmonic acid (JA) on emergence and early growth of pumpkin (Cucurbita pepo L.) seedlings  under drought stress condition, a factorial experiment based on randomized complete block design (RCBD) with four replications was conducted at the greenhouse of Malayer university. Experimental treatments were seed priming with sal...

Journal: :international journal of pediatrics 0
amir almasi-hashiani department of epidemiology and reproductive health, reproductive epidemiology research center, royan institute for reproductive biomedicine, acecr, tehran, iran mahdi sepidarkish department of epidemiology and reproductive health, reproductive epidemiology research center, royan institute for reproductive biomedicine, acecr, tehran, iran samira vesali department of epidemiology and reproductive health, reproductive epidemiology research center, royan institute for reproductive biomedicine, acecr, tehran, iran reza omani samani department of epidemiology and reproductive health, reproductive epidemiology research center, royan institute for reproductive biomedicine, acecr, tehran, iran

backgroundseveral studies have examined the relationship between human development index (hdi) and various health outcomes. the aim of this study was to investigate the relationship between hdi, and infant mortality rate, mortality rate of children under one year and under 5 years, maternal mortality rate, and total fertility rate.materials and methodsin this ecologic study, data on hdi, total ...

2007
A. Celik I. Ozturk T. R. Way

In this study, four different type seeders were evaluated for seed spacing, depth uniformity, and plant emergence at three forward speeds (3.6, 5.4, and 7.2 km h-1). The planter types were: no-till planter, precision vacuum planter, universal planter, and semi-automatic potato planter. The sowing uniformity of the horizontal distribution of seeds was described by using the multiple index, the m...

2009
Sagarmay Deb

IntroductIon Images are generated everywhere from various sources. It could be satellite pictures, biomedical, scientific, entertainment, sports and many more, generated through video camera, ordinary camera , x-ray machine, and so on. These images are stored in image databases. Content-based image retrieval (CBIR) technique is being applied to access these vast volumes of images from databases...

Journal: :علوم گیاهان زراعی ایران 0
آرش محمدزاده دانشگاه تهران ناصر مجنون حسینی استاد پردیس کشاورزی مریم غفاری دانشجوی ارشد صادق اسدی دانشجوی ارشد اکرم دوستی دانشجوی ارشد کاظم خاوازی استادیار موسسه آب و خاک

use of plant growth promoting bacteria (pgpb) and high quality of seed as agricultural inputs play important roles in sustainable crop production. to study the effects of different levels of seed aging and pgpb's application on field emergence, seedling establishment and yield of two red kidney bean cultivars in field conditions, an experiment was carried out as factorial based in a rcbd d...

Journal: :بوم شناسی کشاورزی 0
حامد هادی نانسی بابائی جهانفر دانشیان محمد حسین ارزانش آیدین حمیدی

seedling characteristics of different sunflower (helianthus annus l.) cultivars under drought stress and inoculation with the azospirillum lipoferum in a spilt-factorial layout based on randomized complete block design with three replications were evaluated. treatments included dehydration stress (seed produced on maternal plants which irrigated after 60 (desirable irrigation), 120 (medium stre...

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