نتایج جستجو برای: پالونیا paulownia fortunei
تعداد نتایج: 712 فیلتر نتایج به سال:
Exposure to high salinity can trigger acclimation in many plants. Such an adaptative response is greatly advantageous for plants and involves extensive reprogramming at the molecular level. Acclimation allows plants to survive in environments that are prone to increasing salinity. In this study, diploid and autotetraploid Paulownia fortunei seedlings were used to detect alterations in leaf prot...
Autopolyploid plants and their organs are larger than their corresponding diploid ancestors, and they attract considerable attention for plant breeding. Paulownia is a fast-growing tree. To identify genes related to the biological characteristics of tetraploid Paulownia, transcriptome and small RNA sequencing were used to identify the key gene expression regulation in tetraploid Paulownia fortu...
In spite of its economic importance, very little molecular genetics and genomic research has been targeted at the family Paulownia spp. The little genetic information on this plant is a big obstacle to studying the mechanisms of its ability to resist Paulownia Witches' Broom (PaWB) disease. Analysis of the Paulownia transcriptome and its expression profile data are essential to extending the ge...
Paulownia fortunei is an ecologically and economically important tree species that is widely used as timber and chemical pulp. Its autotetraploid, which carries a number of valuable traits, was successfully induced with colchicine. To identify differences in gene expression between P. fortunei and its synthesized autotetraploid, we performed transcriptome sequencing using an Illumina Genome Ana...
چکیده هدف از این مطالعه بررسی تقویت تیرهای چوبی پالونیا (paulownia fortunei) و صنوبر (populus deltoides) با الیاف شیشه و رزین اپوکسی بود. یکی از معایب مقاوم سازی اعضای چوبی، از بین رفتن نمای چوب و عدم زیبایی کار است که در این تحقیق از روش جاگذاری نزدیک سطح (nsm) استفاده گردید. متغیرهای آزمایشی شامل شکل تقویت و تعداد لایه الیاف شیشه بود. دو شکل تقویت در ناحیه تحتانی، ناحیه تحتانی و بالای تیر و ...
Paulownia witches' broom (PaWB) disease caused by phytoplasma is a fatal disease that leads to considerable economic losses. Although there are a few reports describing studies of PaWB pathogenesis, the molecular mechanisms underlying phytoplasma pathogenicity in Paulownia trees remain uncharacterized. In this study, after building a transcriptome database containing 67,177 sequences, we used i...
در این تحقیق خواص فیزیکی(واکشیدگی...
The plantation of fast growing trees in contaminated sites, in combination with the use of organic wastes, could partially solve a dual environmental problem: the disposal of these wastes and the improvement of soil quality in these degraded soils. This study evaluated the effects of two compost on the quantity and quality of Paulownia fortunei biomass and on syngas production by biomass gasifi...
در این تحقیق خواص فیزیکی(واکشیدگی حجمی و جذب آب درازمدت) و مکانیکی (سختی، فشارموازی الیاف، مدول خمشی 10 ) بررسی گردید. نمونه ها با محلول -80nm و مدولالاستیسیته)، چوب پالونیای اشباع شده با نانواکسیدروی(اندازه 2 بار در مخزن فشار به مدت 20 دقیقه به روش سلول تهی اشباع / 5000 و تحت فشار 5 ppm نانواکسیدروی با غلظت شدند. نتایج نشان دادند که مدول خمشی، مدول الاستیسیته و فشارموازی الیاف نمونههای اشبا...
Volume tables for tree plantations are not unknown in international practice. In many places, this is due to the uniqueness of species or variety composition and cultivation technology used. most cases, also justified by specific soil (ecological) conditions. Hungary, publications on Paulownia have yet included a volume table. This first one we publishing, thus it can be considered as gap-fille...
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