نتایج جستجو برای: cultivation background

تعداد نتایج: 867096  

Journal: :Adult and higher education 2023

With the comprehensive launch of construction China ASEAN free trade area, exchanges and between countries have become closer, related cooperation fields more extensive. In exchanges, language is one main obstacles. increase digital at this stage, shortage minor talents prominent in development ASEAN. This paper takes Thai as an example, studies ideas strategies applied training under backgroun...

Journal: :E3S web of conferences 2021

With the development of social economy and Internet technology, demand for business English professionals has improved significantly. Business major is mainly to train applied high-quality technical talents society, so we should pay attention practical ability students. Under background era “Internet”, education cultivation students’ innovative entrepreneurial ability, explore more ways cultiva...

Journal: :BMC Public Health 2009
Hoang Van Minh Kim Bao Giang Nguyen Ngoc Bich Nguyen Thanh Huong

BACKGROUND In order to provide evidence on health impacts of the tobacco industry on cultivators in Vietnam, this study aims to provide comparison between tobacco cultivation related revenue and expenditure in selected areas in rural Vietnam and examine the relationship between tobacco cultivation and self-reported illness in the study population. METHODS Two tobacco farming communes and two ...

Journal: :BMC Biotechnology 2002
Nazzareno Acciarri Federico Restaino Gabriele Vitelli Domenico Perrone Michela Zottini Tiziana Pandolfini Angelo Spena Giuseppe Leonardo Rotino

BACKGROUND Parthenocarpy, or fruit development in the absence of fertilization, has been genetically engineered in eggplant and in other horticultural species by using the DefH9-iaaM gene. The iaaM gene codes for tryptophan monoxygenase and confers auxin synthesis, while the DefH9 controlling regions drive expression of the gene specifically in the ovules and placenta. A previous greenhouse tri...

2015
Gabriel B Akanni James C du Preez Laurinda Steyn Stephanus G Kilian

BACKGROUND The cladodes of Opuntia ficus-indica (prickly pear cactus) have a low protein content; for use as a balanced feed, supplementation with other protein sources is therefore desirable. We investigated protein enrichment by cultivation of the yeasts Candida utilis and Kluyveromyces marxianus in an enzymatic hydrolysate of the cladode biomass. RESULTS Dilute acid pretreatment and enzyma...

2011
Andrey M. Yurkov Martin Kemler Dominik Begerow

BACKGROUND Yeast-like fungi inhabit soils throughout all climatic zones in a great abundance. While recent estimations predicted a plethora of prokaryotic taxa in one gram of soil, similar data are lacking for fungi, especially yeasts. METHODOLOGY/PRINCIPAL FINDINGS We assessed the diversity of soil yeasts in different forests of central Germany using cultivation-based techniques with subsequ...

تولائی, محمود , فاطمی, سید صفاعلی , مرادی, محمدطاهر , یاری, خیراله ,

Background and purpose: The 50 KDa protein (50 µg) in carboxylic domain of the neurotoxin heavy chain (BoNT/A-Hc) recognizes surface receptors on target neurons and this fragment contains the principle protective antigenic determinants. Recently, this fragment has been used as a recombinant vaccine candidate for botulism. The study aimed to compare the evaluation of BoNT/A-Hc production in fed-...

2016
Meng Wu Mengya Song Ming Liu Chunyu Jiang Zhongpei Li

In the background of rapid expansion of plastic greenhouse vegetable production in China, many environmental risks have emerged in recent years. In this study, the soils with a chronosequence in greenhouse vegetable fields were collected and the soil humic acids (HAs) and fluvic acids (FAs) were extracted and purified. The soil HAs and FAs were found to show inhibition activities against phytop...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1380

در دنیا مناطقی وجود دارند که ساکنین آنها در معرض پرتوهای طبیعی زمینه بالا هستند. این مناطق به ‏‎high background radiation areas hbras‎‏ ، معروف می باشند. از جمله این مناطق می توان به گوارا پاری در برزیل ، کرالا در هند ، نواحی از آمریکا و یانگ جیانگ در چین اشاره کرد. در ایران نیز مناطق با پرتودهی زمینه بالا مشاهده شده است . رامسر یکی از این مناطق است .

2016
Dawoon Jung Yoshiteru Aoi Slava S. Epstein

Standard cultivation fails to grow most microorganisms, whereas in situ cultivation allows for the isolation of comparatively diverse and novel microorganisms. Information on similarities and differences in the physiological properties of isolates obtained from in situ cultivation and standard cultivation is limited. Therefore, we used the arctic sediment samples and compared two culture collec...

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