Relationship between gypsum accumulation and soil-forming conditions in Aridosols in the South of Xinjiang was explored.
本文探讨了南疆干旱土石膏的聚集和成土条件之间的关系。
The results are as follows: Aridosols in the plain of the south of Xinjiang consist largely of sandy primary minerals composing skeleton.
通过野外调查 ,应用扫描电镜和偏光显微镜等手段 ,结合理化分析 ,研究了南疆平原干旱土的微形态特征和母质成因。
Effect of soil drought on growth and physiological characteristics of winter wheat seedlings;
土壤干旱对冬小麦幼苗生长和叶片生理特性的影响
Effect of soil drought on physiological characteristics of winter wheat seedlings;
土壤干旱对冬小麦幼苗生理特性的影响
Study on adaptability of physiological ecology of Quercus liaotungensis seedlings under soil drought;
辽东栎(Quercus liaotungensis)幼苗对土壤干旱的生理生态适应性研究
Some changes would be observed in plant growth,physiological mechanisms and hormone level under soil drying stress.
水分短缺是作物生长中最大的限制因子,土壤干旱胁迫使植物的长势、生理机制、激素水平等都会发生一系列变化。
Proline contents, chlorophyll a and b contents, carotenoids contents, water relations, leaf water potential, photosynthetic light response, gas exchange, stomatal conductance, growth and biomass allocation were assessed in one-year-old seedlings of Quercus liaotungensis, Fraxinus rhynchophylla, Spiraea pubescens and Lepsedeza bicolor which were subjected to soil drying(s).
本文研究了辽东栎林中四种优势木本植物一年生幼苗辽东栎(Quercus liaotungensis)、大叶白蜡(Fraxinus rhynchophylla)、柔毛绣线菊(Spiraea pubescens)和二色胡枝子(Lepsedeza bicolor)在土壤干旱条件下的若干生理生态学特性，从脯氨酸、光合色素含量、水分关系、叶片水势、气体交换以及气孔、生长和生物量分配等几个方面进行了测定和分析，探讨了这四个种的抗旱性反应特征及其与植物生长型的关系。
soil-aggregate stability
干旱土壤团聚体的稳定性
The Research of Dust Emission in Arid and Semi-arid Soil
干旱半干旱地区土壤的粉尘释放研究
Farmland Drought Defence and Drought Resistance Measure in Semiarid Loess Plateau
黄土高原半干旱区农田干旱防御与抗旱措施
The soil is cracking up because of the drought.
土地因干旱而正在龟裂。
Long dry periods wasted the land.
长期干旱使土地荒芜了。
Study of Preventing Leakage and Saving-Water Technique in Sandy Soil in Semiarid and Arid Region
干旱、半干旱地区沙质土壤的防渗节水技术研究
Soil Dematiaceous Hyphomycetes from the Arid-semiarid Zones of Northwest China;
中国西北干旱—半干旱地区土壤中的暗色丝孢菌
Hydrological characteristics of different forest types of soil in arid and semi-arid mountain
干旱半干旱区山地森林类型的土壤水文特征
Farmland Drought Management and Measure Selection in Semiarid Region on the Loess Plateau;
黄土高原半干旱区农田抗旱管理与措施选择
THE RAINWATER HARVESTING TECHNOLOGY APPROACH FOR DRYLAND AGRICULTURE IN SEMI ARID LOESS PLATEAU OF CHINA;
半干旱黄土高原集水高效旱地农业的发展
The characteristics of drought and construction of drought-resistant and relievable farming system on the arid area of the Loess Plateau in the middle and east Gansu province
甘肃省黄土高原旱作区干旱灾害特点及抗旱救灾农作制度的建立
a type of soil that develops in arid climates.
在干旱的气候中形成的土壤。
Drought and soil erosion had long been a major problem.
干旱和水土流失一直是个老大难问题。
One occupies relatively dry sandy loam soils.
一个则占据较干旱的沙壤土。
Drought and famine stalked the land.
干旱和饥荒肆虐这片土地。
The soil steadily dries out until the onset of the autumn rains.
在秋季雨季来临之前，土壤逐渐干旱。
The hot dry earth drank up the rain.
干旱发烫的土地把雨水全吸光了。
land wasted by long dry periods.
由于长期干旱而荒芜的土地
