Mostrando 181 - 200 Resultados de 2,482 Para Buscar 'Tobacco quality', tiempo de consulta: 0.20s Limitar resultados
  1. 181

    Several regulations in gravity table in quality of tobacco seeds Diferentes regulagens da mesa densimétrica na qualidade de sementes de tabaco por Gizele I. Gadotti, Leopoldo Baudet, Francisco A. Villela

    Publicado 2012-04-01
    “…The present study was to evaluate the influence of different regulations in the gravity table on the quality of tobacco seeds. The terminal edge of the machine of 50 cm width was divided into four parts plus the outlet for stones. …”
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    Sodium hypochlorite in the priming of tobacco seeds por Camila Aparecida Lopes, Maria Laene Moreira de Carvalho, Renato Mendes Guimarães, Ariadne Morbeck Santos de Oliveira, Dayliane Bernardes de Andrade

    “…In order to evaluate the effect of sodium hypochlorite as priming agent at different concentrations and the priming period on the physiological quality of the tobacco seeds, it was used a seed lot of commercial cultivar CSC 439 from the Virginia varietal group, widely used by the producing companies. …”
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  7. 187

    Managing the processes of consumer tobacco storage por A. G. Mirgorodskaya, T. A. Don, M. V. Shkidyuk, O. K. Bedritskaya

    Publicado 2018-03-01
    “…As a result of the conducted studies the dependence of the quality indicators of consumer tobacco on duration and storage conditions was determined.…”
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    Problem analysis of the Hungarian tobacco sector por Beáta Bittner

    Publicado 2016-12-01
    “…It causes several problems in rural areas, because one of the main strengths of the sector was its significant role in rural development, as the tobacco in small scales was able to produce an acceptable income in such areas where due to the poor soil quality economically successfully growing for other plants are not suitable. …”
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    Presence and Distribution of Tobacco Viruses in Serbia por Nataša Duduk, Aleksandra Bulajić, Janoš Berenji, Ivana Đekić, Bojan Duduk, Branka Krstić

    Publicado 2006-01-01
    “…Infection with a large number of plant viruses could imperil tobacco yield and quality. Tobacco is a natural host for more than 20 viruses, among which the most important and economically harmful are tobacco mosaic virus (TMV), tomato spotted wilt virus (TSWV), cucumber mosaic virus (CMV), potato virus Y (PVY), alfalfa mosaic virus (AMV), tobacco ringspot virus (TRSV), tobacco each virus (TEV) and tobacco vein mottling virus (TVMV).The occurence and distribution of tobacco viruses were investigated for 4 years (2002-2005). …”
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  12. 192

    GENERATION AND COLLECTION OF TOBACCO AEROSOL FOR SHISHA por N. N. Bubnova, M. V. Shkidyuk

    Publicado 2020-11-01
    “…Qualitative characteristics of tobacco aerosol for shisha are determined by the functional purpose and depend on the component composition of the tobacco mixture and the coal used.The purpose of the research is to develop a methodology for the comprehensive assessment of tobacco for shisha based on modern methods of product quality control and includes the following steps:- monitoring of the studies to determine the component composition of the hookah mixture and the aerosol produced;- analysis of hookah mixture testing modes and development of an aerosol generation protocol;- development of a method for collecting aerosol on a laboratory smoking machine; - quantitative analysis of toxic analytes by HPLC MS / MS method.Methods have been developed for the machine generation and collection of tobacco aerosol for hookah, taking into account low concentrations of the analyzed toxic substances.The expediency of using the HPLC MS / MS method to determine the quantity of the following substances in tobacco aerosol for shisha has been substantiated:- carbonyl compounds (formaldehyde, acetaldehyde, acrolein) by detection on an electrospray source in the negative polarity mode- tobacco specific nitrosoamines (NNN and NNK) by detection on an electrospray source in the positive polarity mode.During the research laboratory and analytical equipment was used: a five-channel linear CERULEAN SM 405 smoking machine; Thermo Scientific Dionex UltiMate 3000 liquid chromatograph and TSQ Quantiva mass spectrometer.Obtaining experimental data on the quantitative determination of the component composition of the aerosol produced by tobacco for shisha using hookah systems is relevant for assessing toxic characteristics of the product.…”
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  13. 193

    Effect of using tobacco on taste perception por Yugandhara S Kale, Nupura Vibhute, Uzma Belgaumi, Vidya Kadashetti, Sushma Bommanavar, Wasim Kamate

    Publicado 2019-01-01
    “…Background: Impaired taste perception has impact on quality of life. Tobacco is a perilous factor that contributes to an impaired taste. …”
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  14. 194

    Optimization of tobacco seed cleaning modes por E. A. Bubnov, D. V. Don

    Publicado 2020-12-01
    “…The process of obtaining high-quality tobacco seeds is very laborious, and at present many operations are performed manually at All-Russian Research Institute of Tobacco, Makhorka and Tobacco Products. …”
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  15. 195

    Influence of tobacco smoking on the development of halitosis por Alba Romero Kauss, Meagan Antunes, Filippo Zanetti, Matthew Hankins, Julia Hoeng, Annie Heremans, Angela van der Plas

    Publicado 2022-01-01
    “…Previous research has strongly associated tobacco smoking in the development of halitosis, as it increases the synthesis of toxic volatile sulfur compounds in diseased periodontal pockets. …”
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  16. 196

    Comprehensive Trait Evaluation of Five Different Flue-cured Tobacco Genotypes in Ji'an Tobacco Production Area of Jiangxi por Yongliang DING, Renxiao CHEN, Kuanxin HE, Qiming ZHANG, Hongxia LI, Hao XIA, Jiayu CHEN, Jumin YUAN

    Publicado 2022-08-01
    “…【Objective】The study was carried out to screen new varieties (lines) of flue-cured tobacco with high quality adapted to ecological conditions in Ji'an tobacco production area.…”
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  17. 197

    Associations between tobacco inhalation and semen parameters in men with primary and secondary infertility: a cross-sectional study por ShiWei Fan, Zeling Zhang, HuiRu Wang, Lei Luo, Bo Xu

    Publicado 2024-05-01
    “…Encouraging smoking cessation could substantially improve semen quality and fertility outcomes in this population.…”
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  18. 198

    Evaluation and Correlation Analysis of Soil Nutrients and Chemical Constituents of Tobacco Leaves in Meizhou Tobacco Production Area of Guangdong por Xiaoyuan WANG, Ruiyin HUANG, Xuming XIE, Hailiang ZENG, Qin CHEN, Yuxing AN, Shasha LUO, Chunyi WU, Zhouwen LI

    Publicado 2023-06-01
    “…【Objective】The study aims to explore the traits and their correlation of soil and chemical constituents of tobacco leaves in Meizhou tobacco production area of Guangdong, and explore the key soil factors affecting the chemical quality of tobacco leaves.…”
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  19. 199

    Respiratory health and quality of life in young exclusive, habitual smokers - a comparison of waterpipe smokers, cigarette smokers and non-smokers por Hawari FI, Obeidat NA, Abu Alhalawa M, Al-Busaidi Z, Amara B, Baddar S, Elhabiby M, Elkholy H

    Publicado 2019-08-01
    “…Young WPS (and CS), despite their age, may be well on their way to developing respiratory disease.Keywords: tobacco, hookah, cough, phlegm, lung diseases, early onset…”
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  20. 200

    Econometric modeling of tobacco exports in the milieu of changing global and national policy regimes: repercussions on the Indian tobacco sector por K. Viswanatha Reddy, V. Paramesha, K. N. Ravi Kumar, S. Asci, T. K. Immanuelraj, M. Sheshu Madhav, R. Sendhil, S. Konduru, K. Prabhakara Rao, P. Ramasundaram

    Publicado 2024-01-01
    “…This modeling framework aids as a tool to direct and explore the possible options with a greater emphasis on export-centric farming system in tobacco production by augmenting crop compliance and quality to meet the standards of international markets.…”
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