[Objective] This research was to provide technical guidance for the cultivation of high-quality tobacco in Qianxinan area.[Method] Through analyzing the conditions of main tobacco cultivation areas in Qianxinan includ...[Objective] This research was to provide technical guidance for the cultivation of high-quality tobacco in Qianxinan area.[Method] Through analyzing the conditions of main tobacco cultivation areas in Qianxinan including temperature,precipitation and sunshine,the influence factors of tobacco yield and quality in Qianxinan were investigated.[Result] The altitude of Division I was 450-1 650 m,its days with temperature equal to or higher than 20℃ were about 80 d,its active accumulated temperature was 1 200-2 100℃ and its annual average temperature was 13.5-14.6℃.The altitude of Division II was 1 300-1 450 m,its days with temperature equal to or higher than 20℃ were about 110 d,its active accumulated temperature was 2 100-2 700℃ and its annual average temperature was 14.6-16.3℃.The altitude of Division III was 1 050-1 300 m,its days with temperature equal to or higher than 20℃ were about 150 d,its active accumulated temperature was 2 700-3 600℃ and its annual average temperature was 16.3-17.0℃.Division IV was divided into 2 areas,the altitude of Area 1 was lower than 1 000 m,its days with temperature equal to or higher than 20℃ were more than 160 d,its active accumulated temperature was higher than 3 600℃ and its annual average temperature was higher than 17.5℃;the altitude of Area 2 was higher than 1 700 m,its days with temperature equal to or higher than 20℃ were basically none and its annual average temperature was lower than 1.30℃.[Conclusion] In this research,the agricultural climate index conditions for cultivation of high-quality tobacco in areas at different altitudes were suggested and some references were provided for developing tobacco production in Guizhou.展开更多
Dragon Boat Festival herbal markets in the Qianxinan Buyi and Miao Autonomous Prefecture of southwestern Guizhou have a long well-conserved history.These markets,which are a feature of Buyi and Miao traditional medici...Dragon Boat Festival herbal markets in the Qianxinan Buyi and Miao Autonomous Prefecture of southwestern Guizhou have a long well-conserved history.These markets,which are a feature of Buyi and Miao traditional medicines,contain a rich diversity of medicinal plants and traditional medical knowledge.Today,people in southwestern Guizhou still believe that using herbs during the Dragon Boat Festival prevents and can treat disease.In this study,we identified the fresh herbal plants sold at the herbal markets of Xingren City and Zhenfeng County in Qianxinan Buyi and Miao Autonomous Prefecture and quantified their importance.We identified 141 plant species(belonging to 114 genera and 61 families).The plant family with the most species was Asteraceae(14 species).Informants reported that most medicinal plants are herbaceous,with 95.7%of plants used for decoction and 30.5%used for medicinal baths.Medicinal plants are most commonly used to treat rheumatism,injury,and abdominal diseases.The utilization frequency index and relative importance values indicated that Artemisia argyi and Acorus calamus are the most important plants sold at herbal markets during the Dragon Boat Festival.The price of medicinal materials sold in the market may serve as an indicator of the conservation status of species in the region.These findings indicate that the Dragon Boat Festival herbal markets in the Qianxinan Buyi and Miao Autonomous Prefecture fully embodies the characteristics of indigenous ethnomedicine and culture,and also exhibits the diversity of plant resources.We recommend that rare and endangered plants in this region be domesticated and protected.展开更多
The cultivation of the economic crop flue-cured tobacco is greatly impacted by natural climates,making it a risk industry.In recent years,flue-cured tobacco production is influenced by extreme weather such as typhoon,...The cultivation of the economic crop flue-cured tobacco is greatly impacted by natural climates,making it a risk industry.In recent years,flue-cured tobacco production is influenced by extreme weather such as typhoon,low temperature,hail,frost,drought,plant diseases and insect pests.It is imperative to establish a sound insurance system for tobacco planting.In this paper,the practice and functions of tobacco planting insurance in Qianxinan Prefecture were summarized,the experience and existing problems in the practice process were analyzed,and finally the countermeasures and suggestions were proposed to further improve the tobacco planting insurance.展开更多
LOCATED in GuizhouProvince, southwesternChina, Qianxinan Bouyei-Miao AutonomousPrefecture is a tourist destination,due to its extraordinary naturalenvironment and distinctive
基金Supported by Technology Department in Guizhou Province[Guizhou Science Poverty Alleviation(2007) 4001]2006 Science and Technology Project of Tobacco Company in Guizhou Province[Guizhou Tobacco Science (2006) No. 10 ]2006 Meteorological Science and Technology Open Fund Project of Meteorological Bureau in Guizhou Province
文摘[Objective] This research was to provide technical guidance for the cultivation of high-quality tobacco in Qianxinan area.[Method] Through analyzing the conditions of main tobacco cultivation areas in Qianxinan including temperature,precipitation and sunshine,the influence factors of tobacco yield and quality in Qianxinan were investigated.[Result] The altitude of Division I was 450-1 650 m,its days with temperature equal to or higher than 20℃ were about 80 d,its active accumulated temperature was 1 200-2 100℃ and its annual average temperature was 13.5-14.6℃.The altitude of Division II was 1 300-1 450 m,its days with temperature equal to or higher than 20℃ were about 110 d,its active accumulated temperature was 2 100-2 700℃ and its annual average temperature was 14.6-16.3℃.The altitude of Division III was 1 050-1 300 m,its days with temperature equal to or higher than 20℃ were about 150 d,its active accumulated temperature was 2 700-3 600℃ and its annual average temperature was 16.3-17.0℃.Division IV was divided into 2 areas,the altitude of Area 1 was lower than 1 000 m,its days with temperature equal to or higher than 20℃ were more than 160 d,its active accumulated temperature was higher than 3 600℃ and its annual average temperature was higher than 17.5℃;the altitude of Area 2 was higher than 1 700 m,its days with temperature equal to or higher than 20℃ were basically none and its annual average temperature was lower than 1.30℃.[Conclusion] In this research,the agricultural climate index conditions for cultivation of high-quality tobacco in areas at different altitudes were suggested and some references were provided for developing tobacco production in Guizhou.
基金This work was supported by the grants from the National Natural Science Foundation of China(31860074,U1812403)the Science and Technology project of Guizhou Province(QKHZC[2018]2799)and Guizhou Province Engineering Research Center for Natural Drugs.
文摘Dragon Boat Festival herbal markets in the Qianxinan Buyi and Miao Autonomous Prefecture of southwestern Guizhou have a long well-conserved history.These markets,which are a feature of Buyi and Miao traditional medicines,contain a rich diversity of medicinal plants and traditional medical knowledge.Today,people in southwestern Guizhou still believe that using herbs during the Dragon Boat Festival prevents and can treat disease.In this study,we identified the fresh herbal plants sold at the herbal markets of Xingren City and Zhenfeng County in Qianxinan Buyi and Miao Autonomous Prefecture and quantified their importance.We identified 141 plant species(belonging to 114 genera and 61 families).The plant family with the most species was Asteraceae(14 species).Informants reported that most medicinal plants are herbaceous,with 95.7%of plants used for decoction and 30.5%used for medicinal baths.Medicinal plants are most commonly used to treat rheumatism,injury,and abdominal diseases.The utilization frequency index and relative importance values indicated that Artemisia argyi and Acorus calamus are the most important plants sold at herbal markets during the Dragon Boat Festival.The price of medicinal materials sold in the market may serve as an indicator of the conservation status of species in the region.These findings indicate that the Dragon Boat Festival herbal markets in the Qianxinan Buyi and Miao Autonomous Prefecture fully embodies the characteristics of indigenous ethnomedicine and culture,and also exhibits the diversity of plant resources.We recommend that rare and endangered plants in this region be domesticated and protected.
文摘The cultivation of the economic crop flue-cured tobacco is greatly impacted by natural climates,making it a risk industry.In recent years,flue-cured tobacco production is influenced by extreme weather such as typhoon,low temperature,hail,frost,drought,plant diseases and insect pests.It is imperative to establish a sound insurance system for tobacco planting.In this paper,the practice and functions of tobacco planting insurance in Qianxinan Prefecture were summarized,the experience and existing problems in the practice process were analyzed,and finally the countermeasures and suggestions were proposed to further improve the tobacco planting insurance.
文摘LOCATED in GuizhouProvince, southwesternChina, Qianxinan Bouyei-Miao AutonomousPrefecture is a tourist destination,due to its extraordinary naturalenvironment and distinctive
