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- ground vegetative cover 地面植被
- Efficiency of two types of pheromone traps in capturing adult codling moth, Cydia pomonella, and influences by ground vegetation cover plants 两种苹果蠹蛾性引诱剂诱捕器诱捕效率比较及地面植被的影响
- ground vegetation cover 地面植被
- When cultivated and stripped of their dense vegetative cover, soils of the humid tropics quickly lose their fertility. 当将厚密的植被除去并耕种时,潮湿热带地区的土壤就会迅速失去其肥力。
- Based on the observed data of Zhengzhou southwest exurban freeway,the effects between soil erosion and rainfall are discussed with the vegetative cover rate(90%,70%,50%,30%,10%). 研究郑州西南绕城高速公路边坡不同土壤保持工程措施,在一定植被盖度(90%25、70%25、50%25、30%25、10%25)下,不同降雨强度对土壤侵蚀速率的影响。
- Obviously, these results underline the experience of numerous upland farmers: Cultivation without safeguarding a fast and stable vegetative cover of crops inevitably leads to soil loss which means loss of productivity. 显然,这些结果与无数旱地农民的经验相符合:没有保证作物快速稳定的植被覆盖层的耕作无疑会造成土壤损失,进而引起生产力损失。
- This paper introduced an experimentation of engineering slope vegetative cover in Qinghai plateau.The result showed that native herbage was most ideal plants for recovery of ecology in soil slope. 青海高原地区工程边坡植被恢复的试验结果表明:本地的草本植物是高原地区理想的土质边坡生态恢复植物,在低海拔温暖地区广泛使用的多年生黑麦草等草坪植物不适应高原寒冷气候。
- The vegetation cover of Jiufu Mountain in Youxi County were studied. 本文对福建尤溪九阜山自然保护区植被进行初步研究。
- In the area, the factor of landform, ground vegetation and parent material and hydrographical condition were surveyed. 考察研究了样区的地形地貌、植被、母质和水文等成土因素;
- Influence on Rainfall Runoff by Vegetative Cover 森林植被对降水径流的影响
- Scientists said the Lystrosaurus the size and shape similar to modern pigs, pigs with their long-mouth and the same number of small Liaoya and thus digging the ground vegetation. 科学家称,水龙兽的外形尺寸和现代猪相似,它们长着猪一样的长嘴和一些小獠牙,从而可以挖掘地面的植被。
- To permit animals to graze(vegetational cover) excessively,to the detriment of the vegetation. 使过度放牧让动物过度地吃(植物丛林),到了有害于植物的程度。
- Camels browse on trees as well as on ground cover. 骆驼既吃地被植物也吃树的枝叶。
- To permit animals to graze(vegetational cover)excessively,to the detriment of the vegetation. 使过度放牧让动物过度地吃(植物丛林),到了有害于植物的程度
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- The warm climate of the southwest makes its mountains green and its waters emerald; the vegetation cover is lush. 温和的气候使 它山青水绿、植被丰茂,
- To permit animals to graze(vegetational cover) excessively, to the detriment of the vegetation. 使过度放牧让动物过度地吃(植物丛林),到了有害于植物的程度
- SHI Zuomin,Magnus Dahlgren,Bengt Nihlgard.Differences in ground vegetation and soil characteristics in adjacent birch and spruce stands of southern Sweden[J].Acta Ecologica Sinica,2001,21(5):721-729. [7]史作民;Magnus Dahlgren;Bengt Nihlgard.;瑞典南部相邻桦树和欧洲云杉林分的地表植被和土壤特征[J]
- Predation risk, habitat type and vegetation cover are factors which affect animal dispersal of seeds. 捕食风险、生境类型、植被盖度均影响动物对种子的扩散。
- Maximum quantity of water capable of being lost, as water vapor, by a continuous stretch of vegetation covering the whole ground and well supplied with water. 在水分供应充足条件下,水分从盖满整片土地的植物中以蒸气形式流失的最高数量。