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- Bothriochloa pertusan. 孔颖草
- The effect of Ulva Pertusa on the removal of nutrient salt in piscatorial wastewater was studied. 在养殖废水中,利用大型海藻-孔石莼,研究其对各营养盐的吸收情况。
- Any of several chiefly North American grasses of the genera Andropogon, Bothriochloa, and Schizachyrium, some of which are important prairie grasses. 须芒草北美洲须芒草属,孔颖草属和裂稃草属的几种主要的草之一,其中一些为重要的大平原草
- Chlorophyta Ulva pertusa,a kind of marine macroalgae,was widely used in the fields of food and medicine. 孔石莼是一种大型绿藻,在食品、药物等领域具有广泛应用。
- The growth of P. subcordiformis is strongly depressed by high density U. pertusa even at high phosphorous availability. 结果显示,不论营养盐浓度如何,高密度的孔石莼皆能显著抑制浮游微藻的生长。
- Bothriochloa ischaemumis the dominant species in all the plots, while the other species flourish or decline successionally at different grazing stages. 在不同的利用阶段,白羊草种群都是优势种,而其他植物种则呈现不同的趋势。
- Ulva pertusa is an edible macroalgae of Chlorophyta, and has many traditional active properties such as against heatstroke, hydropsy and so on. 孔石莼(UIva pertusa Kjellm)是一种广泛分布于太平洋沿岸的大型野生绿藻,具有软坚散结,利水消肿之功效,为我国一种传统的药用海藻。
- Results showed that Ulva pertusa can remove nutrient salt effectively and plays a role in the purification of wastewater. 在养殖废水中,利用大型海藻-孔石莼,研究其对各营养盐的吸收情况。
- Yearly and seasonal changes in aboveground biomass and soil water of cultivated Old World bluestem (Bothriochloa ischaemum) grasslands in different habitats were compared. 对半干旱黄土丘陵区不同立地条件下白羊草Bothriochloaischaemum人工草地的生产力与土壤水分状况进行比较研究。
- The results indicate that the suppression of phytoplankton by U. pertusa is not due to nutrient competition, but due to other factors. 分析显示,高密度的孔石莼压制浮游微藻生长的原因,不是由于对氮、磷等营养盐的竞争所致,而可能是其他原因所致。
- Potentilla bifurca and P. chinensiswere key factors to influence the sub-adult,Ixeris denticulata,Cleistogenes squarrosa and Bothriochloa ischaemum were subsidiary factors. 二裂委陵菜和委陵菜是影响亚成体组的关键因子,苦荬菜、糙隐子草和白羊草是次要因子。
- This paper presents a study of the effect of initial algal density and phosphorus concentration on the competition between Platymonas subcordiformis and Ulva pertusa. 本文以磷浓度和种群密度为变量,以亚心形扁藻为浮游微藻代表,采用实验生态学手段研究了大型海藻孔石莼与浮游微藻(亚心形扁藻)间的竞争。
- In this thesis, the responds of Ulva pertusa Kjellman and Platymonas helgolandica Kylin var. tsingtaoensis to UV-B radiation were studied by Indoor Emulative Experiment. 摘要通过室内添加模拟试验研究了UV-B辐射增强对孔石莼(重量固定)与青岛大扁藻(密度不同)间生长关系的影响。
- Bothriochloa ischaemum L. 白羊草
- The studies were carried on the regrowth yield, quantitative characters of vegetative propagation and sexual reproduction of Old World bluestem (Bothriochloa ischaemum) population in Shanxi rangelands. 本实验以山西天然草地中白羊草(Bothriochloa ischaemum)种群为研究对象,分析了其营养繁殖、有性生殖的数量特征以及刈割期和留茬高度对白羊草产草量和品质的影响。
- The recent progress on the research on the chemical composition and biological activities of Ulva pertusa during the last five years is summarized,and its future application is also prospected. 本文综述了近5年来孔石莼化学组分及其生物活性研究进展,并展望了其应用前景。
- Bothriochloa ischaemum populations 白羊草种群
- Bothriochloa ischaernum (L.) Keng 白羊草
- Keywords ulva pertusa;chlorophyll;abstraction technology; 石莼;叶绿素;提取工艺;
- Keywords Green algae;Ulva pertusa;Polysaccharide;Structure; 绿藻;孔石莼;多糖;理化性质;结构;