نتایج جستجو برای: seed micro
تعداد نتایج: 190975 فیلتر نتایج به سال:
The Research on Preparation of ZnO Nano-material and Photoelectric Devices Zinc Oxide (ZnO) is a wide band gap semiconductor material, which has a band gap of 3.37 eV at room temperature, its most important characteristic is the high exciton bounding energy of 60 meV. Based on these characteristics, ZnO has potential applications in short wavelength photoelectric devices. Since nanodevices such...
In order to investigate the seed vigor of corn hybrid 704 after maternal plant foliar application with methanol, some micro and macro-nutrients an experiment was conducted in a factorial form based on RCBD with three replications during growing seasons of 2010-2011. Treatments were four growth stages (the 8-10 leaves, the tasseling, the seed-filling, all the stages), seven levels of foliar appl...
جنس euphrasia l. از گیاهان نیمه انگل و متعلق به تیره scrophulariaceae می باشد که پراکنش جهانی دارد و اغلب در مناطق معتدل دو نیمکره شمالی و جنوبی پراکنده اند. این سرده در ایران دارای 6 گونه ,e. juzepczukii ,e. petiolaris e. salisburgensis ,e. sevanensis ,e. hirtella ,e. pectinata می باشد که عمدتا در شمال کشور پراکندگی دارند. مطالعه حاضر به منظور تمایز این گونه ها با استفاده از صفات ریخت شناسی، ت...
Nano fertilizers are new products which contain readily available nutrients in the nano scale range and are preferred largely due to their efficiency. This research was conducted to assessment the effect of nano chelated of micro nutrient on agronomic traits of Cowpea via factorial experiment based on randomized complete block design with four replications during 2016 seasonal year. The treatme...
We have applied particle tracking techniques to obtain spatially resolved velocity measurements in electrokinetic flow devices. Both micrometer-resolution particle image velocimetry (micro-PMV) and particle tracking velocimetry (PTV) techniques have been used to quantify and study flow phenomena in electrokinetic systems applicable to microfluidic bioanalytical devices. To make the flow measure...
This paper reports on the state-of-the-art of technologies for the design and fabrication of MEMS micro-mirrors. We discuss the major design issues, considerations, calculations and restrictions of micro mirrors. The materials employed for the reflective surfaces are described along with their properties. The materials used for the static and dynamic MEMS micro structures as well as the differe...
Seed characteristics and in vitro culture of C. tamala embryos were studied. Embryos desiccated below 50% (fresh weight) exhibited poor morphogenetic response in vitro and confirmed the recalcitrant nature of seeds. The immature embryos of various developmental ages (4-16 week after flowering, WAF) were cultured on different strengths of MS medium. Morphogenesis responses were recorded after 10...
It is now clear in many species that male and female genital evolution has been shaped by sexual selection. However, it has historically been difficult to confirm correlations between morphology and fitness, as genital traits are complex and manipulation tends to impair function significantly. In this study, we investigate the functional morphology of the elongate male intromittent organ (or pr...
به منظور بررسی تأثیر مواد محرک رشد و نیز روش های مختلف استعمال مواد محرک رشد ارگانیک بر عملکرد و اجزای عملکرد در ذرت سینگل کراس 704، آزمایشی در مزرعه تحقیقاتی دانشکده کشاورزی دانشگاه ارومیه به صورت فاکتوریل در قالب طرح بلوک های کامل تصادفی با سه تکرار به اجرا درآمد. مواد محرک رشد در چهار سطح (شاهد، magic crop،aminol_forte و micro rich) به عنوان فاکتور اول و تیمارهای مختلف نحوه استعمال به عنوان ...
BACKGROUND AND AIMS Parkinsonia aculeata (Caesalpinaceae) is a perennial legume with seeds that have hard-seeded (physical) dormancy and are potentially very long-lived. Seed dormancy is a characteristic that can both help maximize the probability of seedling establishment and spread the risk of recruitment failure across years (bet-hedging). In this study, dormancy-release patterns are describ...
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