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- RESEARCH OF PLOT TESTING FOR EFFECTS OF THE WOODS AND GRASS VEGETATION ON RUNOFF 林草植被对径流影响的小区实验研究
- Woods and grass vegetation 林草植被
- By this, the conclusion that shrub and grass vegetation sh ould take a preferential place in vegetation construction of arid and semi-arid regions. 据此认为,干旱半干旱区植被生态建设中,坚持以灌木和草本植物为主的原则,才能提高有效水资源的利用效率,取得较好的环保效益。
- No earthworms live in this seasonally arid region, so termites assume the vital role of enriching the soil by recycling dead wood and grass. 没有蚯蚓生活在这片周期性干燥的地区,所以白蚁通过回收死去的木头和草,担负起肥沃土壤的重任。
- The annual variation of runoff and erosion induced sediment yield gradually decreased along with the development of soil and water conservation work and the increase of forest and grass vegetation. 径流和侵蚀产沙的年际变化是随流域水土保持措施全面实施和小流域林草植被面积的增加,流域径流量和侵蚀产沙量逐渐减少。
- Abstract: Desiccation of the deep soil layer under forest and grass vegetation is one of the crucial topics in scientific research for eco-environmental construction of the Loess Plateau. 摘 要: 林草植被深层土壤干燥化是黄土高原地区生态环境建设过程中面临的重大科学问题。
- Thorny brambles come upon the young eagle, jabbing, slashing and entangling him. Worm- woods and grass which look like webs entwine with his wings. But the wolf continues to run into the depth of the bush. 枪林剑丛,劈面刺来! 枝叉戳他,枝条抽打他、纠缠他,蛛网一样的蒿草捆缚他的翅膀,而老狼,仍拼命地拖着他朝灌木丛深处钻!
- Henry enjoyed going into woods and living life in the raw. 亨利喜欢到树林里去过最简朴的生活。
- John enjoyed going into woods and living life in the raw. 约翰喜欢到森林中去过最简朴的生活。
- But spring has none of these drawbacks; the flowers bloom, the woods and grasses grow luxuriantly. 但春天却根本没有这些不足;百花怒放,树林草地,郁郁葱葱。
- Pine is a soft wood and teak is a hard wood. 松木是软木,柚木是硬木。
- But spring has none of these drawbacks;the flowers bloom, the woods and grasses grow luxuriantly.The weather is mild and the air is balmy. 但是春天毫无这些缺憾,(百)花儿盛开,草木茂盛,气候温和,春风和煦。
- Spring has none of these draw backs;the flower bloom,the woods and grasses grow luxuriantly,the weather is mild and the air is balmy. 春天却没有任何缺点,百花盛开,草树繁茂,气候温和,空气清新。
- Early aircraft were insubstantial constructions of wood and glue. 早期的飞行器是木头和胶粘合的脆弱机器。
- He cut back into the wood and hide there till darkness come. 他急忙返回树林,在那儿一直躲到天黑。
- The dirt and grass sod is several meters thick. 泥土和草皮有几米厚。
- Wood and stone are the only raw materials on the island. 木材和石头是这个岛上仅有的原材料。
- I ONLY ride on dirt and grass and go slowly. 我仅仅是在土路或者草地慢行而已。
- Spring embalms the woods and fields. 春天使森林和田野吐露芬芳。
- URBAN WILD FLOWERS AND GRASS RUBBISH OR RESOURCE? 城市野花草是垃圾,还是资源?