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- The generation process of runoff and sediment erosion and the hydrodynamic characteristics of flow on forage grass slope with different coverage are quantitatively studied in laboratory. 通过室内模拟降雨试验,研究了不同盖度草地与裸地坡面的产流产沙过程与坡面流水动力学特性。
- forage grass slope 苜蓿草地
- This is a good forage grass in steppe regions. 这在干草原地区是一块好饲料草地。
- This is a good forage grass when young. 这幼时是一块好饲料草地。
- This species is a good forage grass. 本种是一块好饲料草地。
- This variety is a good forage grass. 这变种是一块好饲料草地。
- This is a forage grass, providing hay from swampy areas. 这是一块饲料草地,提供来自沼泽的地区的干草。
- This is a spring forage grass in desert steppe regions. 这在沙漠干草原地区是一块春天饲料草地。
- This is a good forage grass in desert steppe regions. 这在沙漠干草原地区是一块好饲料草地。
- This variety is used as a forage grass in steppe regions. 这变种在干草原地区被用作一块饲料草地。
- This is a good forage grass in steppe and meadow steppe regions. 这在干草原和草甸干草原地区是一块好饲料草地。
- The forage grass disease is a complex and big system. 宁夏牧草病害是一个复杂大系统。
- The grass sloped down towards the sea. 草儿倾蔓向海滨。
- The amount of the soil evaporation in Eucalyptus wood slope was the highest,followed by the nature grass slope,while it was the lowest in nature slope. 不同地类的土壤蒸发量为桉树林坡面>自然草坡>阶间草坡。
- Protection and Research of Forage Grass Germplasm Resources in Australia. 澳大利亚牧草种质资源的保护与研究
- In its early years, when wooden bleachers surrounded the outfield, a grass slope approached the outfield walls from foul pole to foul pole. 洋基球场早年的时候,当外野还被木制长椅环绕之时,有一个绕著全垒打墙的草皮斜坡。
- The isoenzyme analyses of some forage grasses. 禾本科牧草的同工酶分析.
- The population density (NL.pheasant /km2) was 56 in grass slope ,78 in savanna -shrub -grass slope and 156,the highest,in shrub-grass slope . 其种群密度,在草坡为56只/km2,稀树灌丛草坡为78只/km2,灌丛草坡为156只/km2。
- This is a forage grass of summer pasture in steppe and forest steppe regions. 这在干草原和森林干草原地区是一块夏天牧场的饲料草地。