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- Diurnal Dynamics of Soil Respiration for Different Restoration Communities in Eroded Bare Land and Comparison of Soil Respiration Rates Measured by Two Methods 侵蚀红壤植被恢复后土壤呼吸日动态及日呼吸速率测定方法比较
- eroded bare land 侵蚀裸地
- To 2005,no bare land will remain in the urban area and city skirt. 2005年基本消灭全市城市建成区及城乡结合部裸露地面。
- To 2005, no bare land will remain in the urban area and city skirt. 2005年基本消灭全市城市建成区及城乡结合部裸露地面。
- Winter, the bare land of broad mind to accept all the days to come. 冬季,大地袒露出宽阔的心怀,接纳所有未来的日子。
- Moreover,over 70% of the soil erosion in the mountainous area and 100% of sandy bare land should be controlled. 山区水土流失治理程度达到70%25以上,风沙危害区沙荒地治理率达到100%25。
- Moreover, over 70% of the soil erosion in the mountainous area and 100% of sandy bare land should be controlled. 山区水土流失治理程度达到70%25以上,风沙危害区沙荒地治理率达到100%25。
- Rats wasteland is the secondary bare land of grassland on which vegetation is damaged by rodent. 鼠荒地是害鼠破坏草原植被以后形成的次生裸地。
- Whether it was dry season or rainy season, the order of the soil water content was Chinese pine>mixed forest> Quercus liaotungensis >bare land. 无论在旱季还是雨季,土壤水分含量表现为黑松林>辽东栎黑松混交林>辽东栎林>空旷地。
- NH3 volatilization loss is bare land >grassland, monoculture grassland>mixed grassland, and NH3 volatilization plays an important role on loss of urine nitrogen. NH3挥发速度为裸地>草地,单播草地>混播草地;NH3挥发对尿N损失起主导作用。
- The light transmission rate was 30%.[Result]The results showed that the P.sibiricum Red.under plastic cover had less photoinhibition of photosynthesis than those in bare land. [结果]结果表明,在遮阴条件下,与露天栽培的黄精相比,透光率为30%25塑料网遮阴可以降低直射光对黄精的光抑制强度;
- The proportions of two main land patterns-woodland and grassplot, reduced as fast as the distance to river increase, while the proportions of bare land and snow increased. 随着距河流距离的增加,林地和草地的面积比例逐渐下降,但仍然是整个区域的优势景观,裸地和冰雪与此相反。
- The infiltration rate of Quercus liaotungensis was the most fast, and was the 4.7 times as fast as bare land ,mixed forest, Chinese pine increasingly decreasing. 辽东栎林渗透速度最快,可达空旷地的4.;7倍,黑松辽东栎混交林、黑松林的渗透能力依次递减。
- The diurnal change of photosynthetic rate of P. sibiricum Red. showed a double-peak curve in bare land ,but showed a single-peak curve under plastic cover. 露天栽培的黄精光合速率日变化呈双峰曲线,遮阴条件下的黄精光合速率变化呈单峰曲线。
- The results showed that in agroecosystem the MDC values decreased in the following order: integrated use of NPK and recycled manure > CK > NPK > bare land. 结果表明:裸地的微生物量碳最低;不施肥处理(CK)和NPK处理土壤微生物量碳较低;
- The sea has eroded the cliff face over the years. 海水经年累月冲刷著峭壁的表面。
- We make the study and application of airborne dust control technology on urban bare land,and shall construct the zone of application and demonstration of sand protection and control technology etc. 城市裸露土地扬尘治理技术研究与应用;防沙治沙技术应用示范区建设等。
- The path leads to a hill bare of vegetation. 这条小道通向一座没有草木的小山。
- Just give us the bare facts of the case. 你只要向我们提供案件最低限度的事实真相就行。
- Fred eked out a bare living by farming. 弗雷德靠种田勉强度日。