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- Leymus chinensis showed growth plasticity. 羊草生长可塑性较大。
- Comparative study on clonal and sexual reproductive traits of Leymus chinensis populations in different habitats. 不同生境条件下羊草种群无性系和有性生殖特征的比较研究。
- Soil respiration rate in Daqing leymus chinensis grassland was menstruated by using method of alkali absorption. 采用碱液吸收法对大庆市碱草草原土壤呼吸速率进行了测定。
- Leymus chinensis and Stipa grandis are dominant species with a wide distribution in the Inner Mongolian steppes. 羊草和大针茅是内蒙古典型草原地带性分布的优势种。
- As a kind of excellent herbaceous species, Leymus chinensis is very important for developing grassland stockbreeding. 摘要羊草是一种优质收草,对发展我国优质草地畜牧业具有重要意义。
- A.Ripley.Effects of grazing on a Leymus chinensis grassland on the songnen plain, north-eastern China. 放牧影响下羊草草地主要植物种群生态位宽度和生态位重叠的研究。
- Effects of grazing and mowingon Leymus chinensis grassland in the songnen plain of northeastern China. 松嫩平原碱化草地角碱蓬群落水分生态的研究。
- Leymus chinensis maintained relatively high genetic variation at the ecotype,population and species levels as compared with the average plant species. 羊草种、种群和生态型水平都维持较高的遗传多样性。
- Abstract Leymu chinensis is a rhizomatous grass with larger vegetative propagation. 不同样地羊草无性系种群分蘖植株的年龄结构见表1。
- The drought resistance of the Leymus chinensis was connected to a certain extent with the proline accumulation property and the habitat. 羊草的抗旱性与脯氨酸积累特性与其生境有相当的联系。
- With the method of prescribed burning, the effects of burning on Leymus chinensis population in Inner Mongolia steppe were discussed. 用控制火烧的方法,研究了火烧对内蒙古草原羊草种群的影响。
- Abstract: With the method of prescribed burning, the effects of burning on Leymus chinensis population in Inner Mongolia steppe were discussed. 摘 要: 用控制火烧的方法,研究了火烧对内蒙古草原羊草种群的影响。
- The influence of livestock grazing on grasshopper were compared in the three different grazing intensities in Leymus chinensis prairie in Inner Mongolia,China. 放牧是草原植被利用的主要形式,牲畜的牧食极易改变蝗虫生存的栖境结构。
- Using leymus chinensis fibre as fibre source, the number and height of caecum plica may beincreased by increasing the crude fibre content of diet from 50% to 60%. 以羊草为纤维源的雏鹅日粮粗纤维含量由5%25提高到6%25可以使盲肠皱襞高度、盲肠单位长度内皱襞个数增加。
- The gradation is: Hippophae rhamnoides + Leymus chinensis > Hippophae rhamnoides > Populus simonii + Salix matsudana+Hippophae rhamnoides > Populus simonii + Hippophae rhamnoides. 土壤养分含量大致顺序为:沙棘+羊草>沙棘>杨树+柳树+沙棘>杨+沙棘;
- LIU Ying,WANG Deli,WANG Xu,et al.The effect of grazing intensity on vegetation characteristics in Leymus chinensis grassland[J].Acta Pratacultural Science,2002,11(2):22-28. [8]刘颖;王德利;王旭;等.;放牧强度对羊草草地植被特征的影响[J]
- The reducing sugar contents in forage plants in high plain grassland were higher than that in sandy grassland except Leymus chinensis and Carex duriuscula. 除羊草和寸草苔外,其余几种牧草的还原糖含量都是高平原草地高于沙质草地。
- Leymus chinensis steppe is a distinctive formation in the east of Eurasia steppe region, and has a extensive distribution in the steppe region of China. 羊草草原是欧亚大陆草原区东部的特有群系,是我国草原带分布面积很广的草原群系之一,并且是经济利用价值最高的草原类型。
- Therefore it is urgent important to find out strategies, methods and countermeasures in order to ensure the sustainable development of Leymus chinensis steppe ecosystem. 因此,制定科学的草原管理措施,特别是春季限制放牧等措施对于维持草原的可持续发展具有重要意义。
- With the method of controlled burning and simulated experiment, the fire effects and its action mechanism on Leymus chinensis Steppe in Inner Mongolia were researched. 用控制火烧和模拟实验的方法研究了内蒙古羊草草原的火烧效应及其作用机理。