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初中动物课实验材料的准备
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作者 靳之予 《黑龙江教育(高教研究与评估)》 1996年第11期42-42,共1页
初中动物课实验材料的准备哈尔滨市香坊实验农场子弟学校靳之予九年义务教育初中生物(四年制)第二册动物部分的教学,按大纲的规定在每年的3月开课。此时,我们东北地区正值冰天雪地,而动物课的最初几章,如原生动物、腔肠动物及线... 初中动物课实验材料的准备哈尔滨市香坊实验农场子弟学校靳之予九年义务教育初中生物(四年制)第二册动物部分的教学,按大纲的规定在每年的3月开课。此时,我们东北地区正值冰天雪地,而动物课的最初几章,如原生动物、腔肠动物及线形动物的活实验材料却无处获取。针对... 展开更多
关键词 实验材料 单细胞原生动物 线形动物 形态结构 喜水植物 藻类植物 进食方式 草履虫 生物教学 玻璃
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Ethnobotanical Study towards Conservation of Medicinal and Aromatic Plants in Upper Catchments of Dhauli Ganga in the Central Himalaya 被引量:3
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作者 L.S.KANDARI P.C.PHONDANI +2 位作者 K.C.PAYAL K.S.RAO R.K.MAIKHURI 《Journal of Mountain Science》 SCIE CSCD 2012年第2期286-296,共11页
The present study broadly focused on medicinal plant species collected from wild by the villagers for different purposes in the upper catchment of Dhauli Ganga in Nanda Devi Biosphere Reserve(NDBR),in the central Hima... The present study broadly focused on medicinal plant species collected from wild by the villagers for different purposes in the upper catchment of Dhauli Ganga in Nanda Devi Biosphere Reserve(NDBR),in the central Himalaya.A schedule based survey was conducted during the years 2003-2005 in 15 villages of Chamoli district part of the NDBR.Information was collected from collectors, vaidya(medicine man)and those dealing with domestication and marketing of the medicinal plants. The aim of the study was to understand the prioritiesed medicinal plants,their mode of collection and document their ethnobotanical uses by the Bhotiya tribal communities,in this world heritage site. During the survey,50 medicinal plants belonging to 31 families and 44 genera were documented.Out of these,70% were harvested from the wild,22% were cultivated and 8% were cultivated as well as wild harvested.Of the cultivated species,8% were found growing in the kitchen gardens and 14%in the agricultural fields.However,42%of the plants had their roots and rhizomes used followed by leaves (26%),seeds(10%),seed and leaf(8%),bark and whole plant(6%)and flower(1%).Most plants were reported to be used for rheumatism(16),followed by stomach disorder(14),cold and cough(11),and jaundice(9).Thirty three plants species were reported to have more than one therapeutic uses,while 17 species were reported to be used against single ailment.The distance of villages from road head was one of the factors contributing to the decline in the medicinal plant population in their natural habitats. The availability of medicinal plants increased with increase in distance from road head and also the peoples'dependence on them.Documentation of the traditional knowledge will help in conservation of knowledge and also opportunity for using it for future training and use.The result of this study will help in promoting sustainable cultivation and implementation in conservation protocol of those species,which are in the verge of extinction in this region. 展开更多
关键词 Conservation strategy ETHNOBOTANY Medicinal plants Traditional communities Central Himalaya
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